2019 GMC Sierra 1500 service bulletins & manufacturer communications

500 manufacturer communications are on file with NHTSA for the 2019 GMC Sierra 1500. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• This document assists GM dealer technicians with diagnosing torque converter concerns to ensure torque converter replacement is necessary. The torque converter part number will be …
  PIP6127 · Technical service bulletin · Unknown OR Other · issued Jul 31, 2026
• This PI provides information to repair the door water deflector which is not sealed properly allows water into the door jam/sill area.
  PIT5680B · Technical service bulletin · Unknown OR Other · issued Jul 23, 2026
• PI to help diagnose A/C concern
  PIT5099J · Technical service bulletin · Unknown OR Other · issued Jul 21, 2026
• This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
  PIT5509N · Technical service bulletin · Unknown OR Other · issued Jul 21, 2026
• This PI was created to help avoid unnecessary front camera module replacements
  PIT6473F · Technical service bulletin · Unknown OR Other · issued Jul 17, 2026
• This PI provides a diagnostic tip on poor a/c performance due to a condenser issue and instructions to replace the ac condenser.
  PIT5767B · Technical service bulletin · Unknown OR Other · issued Jul 13, 2026
• The purpose of this PI is to inform dealer technicians of a normal cab pressure relief valve noise to avoid unnecessary part replacement
  PIT6532 · Technical service bulletin · Unknown OR Other · issued Jul 6, 2026
• This document restricts dealers from ordering an engine assembly. The technician must contact GM Technical Assistance to have diagnostics verified and that an engine assembly is ne…
  PIP6114A · Technical service bulletin · Unknown OR Other · issued Jun 17, 2026
• The document advise technicians after an engine repair involving removal of the camshaft actuators, the vehicle may set p1101 P0172 and or stalls when taken off idle. The technicia…
  PIP6115 · Technical service bulletin · Unknown OR Other · issued May 21, 2026
• This document restricts dealers from ordering an engine assembly. The technician must contact GM Technical Assistance to have diagnostics verified and that an engine assembly is ne…
  PIP6114 · Technical service bulletin · Unknown OR Other · issued May 19, 2026
• This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
  PIT5509M · Technical service bulletin · Unknown OR Other · issued May 14, 2026
• This PI provide diagnostic tip for an SES MIL with DTC P16A7 and/or P16AF. Dealers are to inspect for a loose connection.
  PIT5687B · Technical service bulletin · Unknown OR Other · issued May 8, 2026
• This message is to inform dealers that Special Coverage N262548050 is being temporarily suspended for the models above. Involved vehicles will be temporarily removed from IVH. Deal…
  N262548050 · Technical service bulletin · Engine · issued Apr 24, 2026
• Certain vehicles, may have a condition that could cause the Catalytic Converter to fail. If this failure occurs, the Malfunction Indicator Light (Check Engine Light) will illuminat…
  N262548050 · Service campaign · Engine · issued Apr 23, 2026
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689N · Technical service bulletin · Unknown OR Other · issued Apr 13, 2026
• This preliminary information communicates information about how to determine if a wheel and tires size change is available.
  PIT3271Q · Technical service bulletin · Unknown OR Other · issued Apr 1, 2026
• This PI was created to help avoid unnecessary front camera module replacements
  PIT6473E · Technical service bulletin · Unknown OR Other · issued Mar 24, 2026
• This PI was created to help avoid unnecessary front camera module replacements
  PIT6473C · Technical service bulletin · Unknown OR Other · issued Mar 12, 2026
• This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
  PIP6104 · Technical service bulletin · Unknown OR Other · issued Mar 9, 2026
• This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
  PIP4902V · Technical service bulletin · Unknown OR Other · issued Mar 9, 2026
• This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
  PIT6425D · Technical service bulletin · Unknown OR Other · issued Mar 2, 2026
• This preliminary information communicates an issue with the engine running after the ignition is turned off and diagnostic help to isolate a possible Fuel Pump Control Module issue…
  PIT6489 · Technical service bulletin · Unknown OR Other · issued Feb 26, 2026
• This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to referenc…
  PIT5697E · Technical service bulletin · Unknown OR Other · issued Feb 26, 2026
• This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicl…
  PIT5744F · Technical service bulletin · Unknown OR Other · issued Feb 26, 2026
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865L · Technical service bulletin · Unknown OR Other · issued Feb 12, 2026
• This preliminary information communicates an issue with aftermarket LED headlights causing IPC warning messages and MIL along with several low speed lan DTCs.
  PIT6483 · Technical service bulletin · Unknown OR Other · issued Feb 5, 2026
• This Preliminary information communicates the possibility of DTC p0011 p0016 and potential for a rattle or ticking noise to occur from the Intake Cam Actuator, or cover plate screw…
  PIP5921B · Technical service bulletin · Unknown OR Other · issued Jan 30, 2026
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865K · Technical service bulletin · Unknown OR Other · issued Jan 29, 2026
• Certain vehicles listed above, may have a condition in which the body-to-chassis ground strap may be corroded. Dealers will replace the ground strap.
  N252515590 · Service campaign · Electrical System · issued Jan 27, 2026
• This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with get…
  PIT6400A · Technical service bulletin · Unknown OR Other · issued Jan 16, 2026
• This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
  PIT6425C · Technical service bulletin · Unknown OR Other · issued Jan 16, 2026
• This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
  PIT6344A · Technical service bulletin · Unknown OR Other · issued Jan 15, 2026
• This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
  PIP5700G · Technical service bulletin · Unknown OR Other · issued Jan 12, 2026
• This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
  PIP4902U · Technical service bulletin · Unknown OR Other · issued Jan 8, 2026
• This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Productio…
  PIT5828E · Technical service bulletin · Unknown OR Other · issued Jan 7, 2026
• This Preliminary information communicates an issue with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
  PIT6276B · Technical service bulletin · Unknown OR Other · issued Jan 5, 2026
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689M · Technical service bulletin · Unknown OR Other · issued Dec 30, 2025
• This Preliminary information communicates a diagnostic tip for an issue where the starter stays engaged after the engine starts. Dealers are to suspect/monitor the crankshaft posit…
  PIT5984A · Technical service bulletin · Unknown OR Other · issued Dec 25, 2025
• This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehic…
  PIT5214G · Technical service bulletin · Unknown OR Other · issued Nov 20, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865J · Technical service bulletin · Unknown OR Other · issued Nov 7, 2025
• This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
  PIP5700F · Technical service bulletin · Unknown OR Other · issued Oct 30, 2025
• This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
  PIT6425B · Technical service bulletin · Unknown OR Other · issued Oct 18, 2025
• This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
  PIT6425A · Technical service bulletin · Unknown OR Other · issued Oct 17, 2025
• This PI Addresses a possible solenoid wiring fault and how to inspect the build date to identify
  PIP6088 · Technical service bulletin · Unknown OR Other · issued Oct 8, 2025
• This PI advises dealers to inspect for a missing pump gasket if the vehicle exhibits no movement following a VB replacement
  PIP6086 · Technical service bulletin · Unknown OR Other · issued Sep 15, 2025
• This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The …
  PIT5479H · Technical service bulletin · Unknown OR Other · issued Sep 9, 2025
• New Vehicle Monitoring Programs Section in IVH
  13598 · Technical service bulletin · Unknown OR Other · issued Sep 9, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865H · Technical service bulletin · Unknown OR Other · issued Sep 8, 2025
• This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction…
  23-NA-201 · Technical service bulletin · Steering · issued Sep 6, 2025
• This informational bulletin advises the technician of a part number change for long block engines used in the trucks noted.
  24-NA-241 · Technical service bulletin · Engine · issued Sep 6, 2025
• This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
  22-NA-080 · Technical service bulletin · Engine · issued Sep 6, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865G · Technical service bulletin · Unknown OR Other · issued Aug 22, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865F · Technical service bulletin · Unknown OR Other · issued Aug 15, 2025
• This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
  PIP4902T · Technical service bulletin · Unknown OR Other · issued Aug 14, 2025
• This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the secur…
  PIC5650M · Technical service bulletin · Unknown OR Other · issued Aug 7, 2025
• This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should comm…
  PIT5161L · Technical service bulletin · Unknown OR Other · issued Jul 31, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865E · Technical service bulletin · Unknown OR Other · issued Jul 28, 2025
• This Preliminary information communicates an issue where an aftermarket autostop device or rear taillights is causing a dead battery.
  PIT6031A · Technical service bulletin · Unknown OR Other · issued Jul 8, 2025
• This PI is to inform dealers of a possible issue with an LVDS cable causing the radio to come on unwanted
  PIT6405 · Technical service bulletin · Unknown OR Other · issued Jun 24, 2025
• Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehi…
  N252494770-01 · Service campaign · Unknown OR Other · issued Jun 20, 2025
• This PI communicates a procedure to clean oil leaking from the rain sensor.
  PIC6086J · Technical service bulletin · Unknown OR Other · issued Jun 18, 2025
• This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with get…
  PIT6400 · Technical service bulletin · Unknown OR Other · issued Jun 17, 2025
• Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehi…
  N252494770 · Service campaign · Unknown OR Other · issued Jun 17, 2025
• This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
  PIT6180A · Technical service bulletin · Unknown OR Other · issued Jun 10, 2025
• This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
  PIP4902S · Technical service bulletin · Unknown OR Other · issued Jun 9, 2025
• This service bulletin provides information on Tire Sidewall Irregularities.
  25-NA-156 · Technical service bulletin · Wheels · issued Jun 7, 2025
• This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
  00-06-01-026R · Technical service bulletin · Engine · issued Jun 5, 2025
• This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfi…
  07-08-42-006U · Technical service bulletin · Exterior Lighting · issued Jun 2, 2025
• This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminate…
  PIT5074R · Technical service bulletin · Unknown OR Other · issued May 30, 2025
• This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminate…
  PIT5074R · Technical service bulletin · Unknown OR Other · issued May 30, 2025
• This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminate…
  PIT5074R · Technical service bulletin · Unknown OR Other · issued May 30, 2025
• This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
  22-NA-161 · Technical service bulletin · Electrical System · issued May 17, 2025
• This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
  23-NA-170 · Technical service bulletin · Engine · issued May 16, 2025
• The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer…
  23-NA-153 · Technical service bulletin · Engine · issued May 15, 2025
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865D · Technical service bulletin · Unknown OR Other · issued May 9, 2025
• This informational bulletin provides information on Anti-Chip Coating Appearance.
  25-NA-114 · Technical service bulletin · Structure · issued May 8, 2025
• This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in ot…
  15-NA-010 · Technical service bulletin · Engine · issued May 7, 2025
• This bulletin advises the tech that the Exhaust Roller Follower may be the issue with the engine Ticking noise, misfire or rough run and what to replace if found the cause.
  25-NA-037 · Technical service bulletin · Engine · issued Apr 30, 2025
• This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emissio…
  25-NA-100 · Technical service bulletin · Engine · issued Apr 18, 2025
• This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
  PI0281L · Technical service bulletin · Steering · issued Apr 17, 2025
• This Preliminary information communicates to dealers’ information related to a Malfunction Indicator Lamp (MIL) Illuminated due to a U0672 setting. Advises the technician to perfor…
  PIP5863C · Technical service bulletin · Unknown OR Other · issued Apr 17, 2025
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551R · Technical service bulletin · Unknown OR Other · issued Apr 12, 2025
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037W · Technical service bulletin · Unknown OR Other · issued Apr 8, 2025
• This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacti…
  PIT5986D · Technical service bulletin · Unknown OR Other · issued Apr 8, 2025
• This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
  25-NA-087 · Technical service bulletin · Electrical System · issued Apr 3, 2025
• This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set.
  21-NA-139 · Technical service bulletin · Engine · issued Apr 2, 2025
• The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diag…
  13-08-116-001K · Technical service bulletin · Electrical System · issued Mar 31, 2025
• This informational bulletin advises the technician that the gasket for the timing chain tensioner is not required.
  25-NA-076 · Technical service bulletin · Engine · issued Mar 29, 2025
• This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oi…
  25-NA-052 · Technical service bulletin · Engine · issued Mar 25, 2025
• This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder…
  23-NA-185 · Technical service bulletin · Steering · issued Mar 25, 2025
• This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfi…
  07-08-42-006T · Technical service bulletin · Exterior Lighting · issued Mar 25, 2025
• This Preliminary Information communication advises the technician on diagnostic aids to help with the diagnosis and repair of 8 Speed Transmissions
  PIP5943A · Technical service bulletin · Unknown OR Other · issued Mar 25, 2025
• This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4…
  24-NA-098 · Technical service bulletin · Unknown OR Other · issued Mar 21, 2025
• This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
  25-NA-065 · Technical service bulletin · Steering · issued Mar 21, 2025
• This informational bulletin advises the technician of which pan to use if the LCE has been replaced and to install an aluminum pan should be used with a new LCE.
  24-NA-247 · Technical service bulletin · Engine · issued Mar 18, 2025
• This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun loa…
  PIT5511F · Technical service bulletin · Unknown OR Other · issued Mar 18, 2025
• This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low…
  08-03-10-006I · Technical service bulletin · Wheels · issued Mar 14, 2025
• This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Ca…
  23-NA-073 · Technical service bulletin · Engine · issued Mar 13, 2025
• This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
  15-06-03-001F · Technical service bulletin · Electrical System · issued Mar 12, 2025
• This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
  19-NA-255 · Technical service bulletin · Structure · issued Mar 11, 2025
• This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
  17-NA-073 · Technical service bulletin · Unknown OR Other · issued Mar 5, 2025
• This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oi…
  25-NA-052 · Technical service bulletin · Engine · issued Mar 4, 2025
• This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
  24-NA-046 · Technical service bulletin · Visibility/wiper · issued Mar 4, 2025
• This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
  PIP5966A · Technical service bulletin · Power Train · issued Mar 2, 2025
• This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
  PIP5966A · Technical service bulletin · Power Train · issued Mar 2, 2025
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689L · Technical service bulletin · Engine · issued Feb 28, 2025
• This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
  05-03-07-009L · Technical service bulletin · Suspension · issued Feb 25, 2025
• This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
  11-00-89-005Y · Technical service bulletin · Unknown OR Other · issued Feb 22, 2025
• This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
  PIT6344 · Technical service bulletin · Unknown OR Other · issued Feb 22, 2025
• This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
  05-08-51-001L · Technical service bulletin · Structure · issued Feb 20, 2025
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued Feb 20, 2025
• This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Techn…
  PIP5358D · Technical service bulletin · Unknown OR Other · issued Feb 20, 2025
• This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
  22-NA-068 · Technical service bulletin · Electrical System · issued Feb 19, 2025
• This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the …
  16-NA-109 · Technical service bulletin · Steering · issued Feb 18, 2025
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551Q · Technical service bulletin · Unknown OR Other · issued Feb 18, 2025
• This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicl…
  PIT5744E · Technical service bulletin · Unknown OR Other · issued Feb 18, 2025
• This Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
  PIT6276A · Technical service bulletin · Unknown OR Other · issued Feb 18, 2025
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037V · Technical service bulletin · Unknown OR Other · issued Feb 13, 2025
• This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
  16-NA-019 · Technical service bulletin · Power Train · issued Feb 12, 2025
• This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The …
  PIT5479G · Technical service bulletin · Unknown OR Other · issued Feb 7, 2025
• This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated …
  PIT5990C · Technical service bulletin · Unknown OR Other · issued Feb 5, 2025
• This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmis…
  PIP5175F · Technical service bulletin · Power Train · issued Feb 3, 2025
• This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle.
  20-NA-175 · Technical service bulletin · Structure · issued Feb 1, 2025
• This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.
  19-NA-257 · Technical service bulletin · Structure · issued Feb 1, 2025
• This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
  21-NA-043 · Technical service bulletin · Electrical System · issued Jan 31, 2025
• This service bulletin provides information on proper use of floor mats.
  10-08-110-001L · Technical service bulletin · Structure · issued Jan 31, 2025
• This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
  22-NA-244 · Technical service bulletin · Structure · issued Jan 30, 2025
• This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts …
  22-NA-074 · Technical service bulletin · Engine · issued Jan 30, 2025
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689K · Technical service bulletin · Unknown OR Other · issued Jan 29, 2025
• This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
  21-NA-135 · Technical service bulletin · Unknown OR Other · issued Jan 28, 2025
• This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
  01-08-42-001Q · Technical service bulletin · Exterior Lighting · issued Jan 27, 2025
• This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.
  21-NA-155 · Technical service bulletin · Service Brakes · issued Jan 17, 2025
• This bulletin advises the technician that if the code sets, verify the sensor then inspect the engine oil pump for a sticking valve that may cause the MIL to illuminate.
  24-NA-173 · Technical service bulletin · Engine · issued Jan 10, 2025
• This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
  09-06-04-026Z · Technical service bulletin · Power Train · issued Jan 9, 2025
• This informational bulletin advises the technician on normal noises produced by the engine and to explain this to the customer.
  22-NA-218 · Technical service bulletin · Engine · issued Jan 9, 2025
• This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Productio…
  PIT5828D · Technical service bulletin · Service Brakes · issued Jan 9, 2025
• This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of …
  20-NA-166 · Technical service bulletin · Engine · issued Jan 8, 2025
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134G · Technical service bulletin · Service Brakes · issued Jan 7, 2025
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Electrical System · issued Jan 7, 2025
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037U · Technical service bulletin · Unknown OR Other · issued Jan 4, 2025
• This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
  03-06-01-023I · Technical service bulletin · Engine · issued Dec 18, 2024
• This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspecti…
  PIT5386K · Technical service bulletin · Electrical System · issued Dec 18, 2024
• This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
  18-NA-263 · Technical service bulletin · Unknown OR Other · issued Dec 14, 2024
• This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The…
  PIT5074Q · Technical service bulletin · Unknown OR Other · issued Dec 7, 2024
• This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
  PIT5962B · Technical service bulletin · Electrical System · issued Dec 6, 2024
• This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to referenc…
  PIT5697D · Technical service bulletin · Unknown OR Other · issued Dec 4, 2024
• This Preliminary information communicates to dealers GM is working on a solution for outdated Apps
  PIT6261 · Technical service bulletin · Unknown OR Other · issued Dec 4, 2024
• This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
  08-07-30-035I · Technical service bulletin · Power Train · issued Nov 27, 2024
• This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors.
  23-NA-167 · Technical service bulletin · Visibility/wiper · issued Nov 22, 2024
• This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
  19-NA-219 · Technical service bulletin · Engine · issued Nov 22, 2024
• This Preliminary information communicates an issues will low or poor heater performance on the drivers side. Dealers are to inspect the HVAC temperature door linkage and if ok repl…
  PIT5868C · Technical service bulletin · Unknown OR Other · issued Nov 22, 2024
• This informational bulletin advises the technician of a part number change for long block engines used in the trucks noted.
  24-NA-241 · Technical service bulletin · Engine · issued Nov 15, 2024
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134E · Technical service bulletin · Service Brakes · issued Nov 15, 2024
• This Preliminary information communicates and issue with a no crank, Key Learn Pending or Ready For FOB 3 Message, Unable To Exit RVS With Push To Start Button, Symptoms Of A Dead …
  PIT5860B · Technical service bulletin · Electrical System · issued Nov 15, 2024
• This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
  12-08-51-002R · Technical service bulletin · Structure · issued Nov 7, 2024
• This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
  21-NA-043 · Technical service bulletin · Structure · issued Nov 5, 2024
• This informational bulletin advises the technician of which pan to use if the LCE has been replaced and to install an aluminum pan should be used with a new LCE.
  24-NA-247 · Technical service bulletin · Engine · issued Nov 4, 2024
• This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris.
  21-NA-089 · Technical service bulletin · Service Brakes · issued Oct 30, 2024
• This informational bulletin advises the technician of a part number change for long block engines used in the trucks noted.
  24-NA-241 · Technical service bulletin · Engine · issued Oct 29, 2024
• This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
  04-06-01-029K · Technical service bulletin · Steering · issued Oct 28, 2024
• This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
  PIT5698E · Technical service bulletin · Electrical System · issued Oct 25, 2024
• This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi…
  PIP4723J · Technical service bulletin · Electrical System · issued Oct 25, 2024
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134D · Technical service bulletin · Service Brakes · issued Oct 25, 2024
• This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
  PIT5909C · Technical service bulletin · Structure · issued Oct 24, 2024
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134C · Technical service bulletin · Service Brakes · issued Oct 22, 2024
• This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
  PIT5569C · Technical service bulletin · Electrical System · issued Oct 18, 2024
• This Preliminary information communicates the possibility of the Intake Cam Actuator cover plate screws backing out and making unwanted contact with the Cam Carrier.
  PIP5921A · Technical service bulletin · Engine · issued Oct 18, 2024
• This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning disp…
  PIT5387P · Technical service bulletin · Unknown OR Other · issued Oct 17, 2024
• This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM technical assistance case using the dealer case management …
  PIP6015 · Technical service bulletin · Unknown OR Other · issued Oct 16, 2024
• This Preliminary information communicates information on faulty replacement K111 Fuel Pump Driver Control Module.
  PIT6259 · Technical service bulletin · Fuel/propulsion System · issued Oct 15, 2024
• This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
  24-NA-225 · Technical service bulletin · Fuel/propulsion System · issued Oct 15, 2024
• This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should…
  24-NA-040 · Technical service bulletin · Unknown OR Other · issued Oct 11, 2024
• This Preliminary information communicates for Technicians installing a Service Replacement Transmission Assembly to contact Technical Assistance to make sure unit is not suspect of…
  PIP6014 · Technical service bulletin · Power Train · issued Oct 10, 2024
• This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).
  10-00-89-009F · Technical service bulletin · Unknown OR Other · issued Oct 9, 2024
• This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
  19-NA-255 · Technical service bulletin · Structure · issued Oct 8, 2024
• This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Ca…
  23-NA-073 · Technical service bulletin · Engine · issued Oct 7, 2024
• This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
  12-08-51-002Q · Technical service bulletin · Structure · issued Oct 7, 2024
• This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
  03-06-01-023H · Technical service bulletin · Engine · issued Oct 7, 2024
• This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
  22-NA-244 · Technical service bulletin · Structure · issued Oct 5, 2024
• This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
  01-06-01-011Q · Technical service bulletin · Engine · issued Oct 5, 2024
• This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TA…
  PIP5621E · Technical service bulletin · Unknown OR Other · issued Oct 4, 2024
• This Preliminary information communicates an issue of the wrong part number WSS being installed during a service procedure and to warn dealership tech to make sure the correct part…
  PIT5950B · Technical service bulletin · Unknown OR Other · issued Oct 3, 2024
• This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
  99-00-89-019Z · Technical service bulletin · Unknown OR Other · issued Oct 3, 2024
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Electrical System · issued Oct 3, 2024
• This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
  23-NA-154 · Technical service bulletin · Unknown OR Other · issued Oct 2, 2024
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037T · Technical service bulletin · Unknown OR Other · issued Oct 2, 2024
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551P · Technical service bulletin · Forward Collision Avoidance · issued Oct 1, 2024
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051J · Technical service bulletin · Engine · issued Sep 27, 2024
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051J · Technical service bulletin · Engine · issued Sep 27, 2024
• This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap ar…
  17-NA-302 · Technical service bulletin · Fuel/propulsion System · issued Sep 23, 2024
• This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
  23-NA-219 · Technical service bulletin · Structure · issued Sep 21, 2024
• This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and inf…
  20-NA-138 · Technical service bulletin · Power Train · issued Sep 17, 2024
• This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction…
  23-NA-201 · Technical service bulletin · Steering · issued Sep 17, 2024
• This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be acco…
  08-07-30-026I · Technical service bulletin · Power Train · issued Sep 16, 2024
• This Preliminary information communicates and issue with a no crank, Key Learn Pending or Ready For FOB 3 Message, Unable To Exit RVS With Push To Start Button, Symptoms Of A Dead …
  PIT5860C · Technical service bulletin · Unknown OR Other · issued Sep 16, 2024
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689J · Technical service bulletin · Engine · issued Sep 16, 2024
• This Preliminary information communicates to the dealer, a potential rough running condition following an autostop event that is caused by the incorrect crankshaft position sensor.
  PIP5949A · Technical service bulletin · Engine · issued Sep 16, 2024
• This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
  18-NA-146 · Technical service bulletin · Unknown OR Other · issued Sep 14, 2024
• This Preliminary information communicates an issues with water/ice building up on the door sill plate and advising dealership to inspect and reseal the door water deflector.
  PIT5680A · Technical service bulletin · Structure · issued Sep 14, 2024
• This Preliminary Information communication advises the technician on a parts restriction on the Generation I 8 speed rear wheel drive valve bodies.
  PIP6000A · Technical service bulletin · Power Train · issued Sep 14, 2024
• This Preliminary Information communication advises the technician on a parts restriction on the Generation I 8 speed rear wheel drive valve bodies.
  PIP6000 · Technical service bulletin · Power Train · issued Sep 13, 2024
• This Preliminary information communicates a part restriction for certain MY 2.7 L3B service engines
  PIP5990A · Technical service bulletin · Engine · issued Sep 13, 2024
• This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun loa…
  PIT5511E · Technical service bulletin · Unknown OR Other · issued Sep 13, 2024
• This Preliminary information communicates diagnostic information for vehicles with transmission noise.
  PIP5996A · Technical service bulletin · Power Train · issued Sep 13, 2024
• This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aft…
  PIT5282G · Technical service bulletin · Service Brakes · issued Sep 13, 2024
• This bulletin advises the tech that if the wrong mounts are installed, this may be the cause of the engine vibration.
  24-NA-186 · Technical service bulletin · Structure · issued Sep 12, 2024
• Service Update. Certain vehicles equipped with a 2.7L engine (RPO L3B), may have an Engine Control Module (ECM) that does not sufficiently control fuel injector flow rate under cer…
  N242450631 · Service campaign · Engine · issued Sep 12, 2024
• This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors…
  PIT5099H · Technical service bulletin · Unknown OR Other · issued Sep 12, 2024
• This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors…
  PIT5099H · Technical service bulletin · Unknown OR Other · issued Sep 12, 2024
• This Preliminary information communicates diagnostic information for vehicles with transmission noise
  PIP5996 · Technical service bulletin · Power Train · issued Sep 11, 2024
• This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer B…
  PIT5509L · Technical service bulletin · Service Brakes · issued Sep 11, 2024
• This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appe…
  PIC6086H · Technical service bulletin · Unknown OR Other · issued Sep 11, 2024
• This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which i…
  PIT6212 · Technical service bulletin · Service Brakes · issued Sep 11, 2024
• This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
  07-00-89-036K · Technical service bulletin · Unknown OR Other · issued Sep 10, 2024
• This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When…
  23-NA-142 · Technical service bulletin · Power Train · issued Sep 9, 2024
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued Sep 9, 2024
• This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
  02-00-89-002X · Technical service bulletin · Unknown OR Other · issued Sep 9, 2024
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134B · Technical service bulletin · Service Brakes · issued Sep 6, 2024
• This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibr…
  PIT3271P · Technical service bulletin · Unknown OR Other · issued Sep 6, 2024
• This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the secur…
  PIC5650L · Technical service bulletin · Electrical System · issued Sep 6, 2024
• This Preliminary information communicates a diagnostic tip for an SES MIL at startup with DTC U0100. Dealer are to test the accessory wake up circuit to the ECM for power.
  PIT6198 · Technical service bulletin · Electrical System · issued Sep 6, 2024
• This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to…
  PIP5832A · Technical service bulletin · Engine · issued Sep 4, 2024
• This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated …
  PIT5990B · Technical service bulletin · Structure · issued Sep 4, 2024
• This bulletin advises the tech to validate the vibration and to perform an Engine mount balance to verify if the mounts were binding and the cause of the customer concern.
  24-NA-175 · Technical service bulletin · Engine · issued Aug 30, 2024
• This service bulletin provides repair information for Engine Wire Harness Chafing to correct customer concerns of IPC Gauges Sweep, IPC Warning Message, SES/Check Engine/MIL, No St…
  21-NA-149 · Technical service bulletin · Electrical System · issued Aug 29, 2024
• The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
  24-NA-174 · Technical service bulletin · Unknown OR Other · issued Aug 27, 2024
• Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which mo…
  General Communication · Service campaign · Electrical System · issued Aug 26, 2024
• This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
  05-03-08-002J · Technical service bulletin · Suspension · issued Aug 22, 2024
• This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
  05-03-08-002J · Technical service bulletin · Suspension · issued Aug 22, 2024
• This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and pre…
  18-NA-073 · Technical service bulletin · Engine · issued Aug 19, 2024
• This service bulletin provides information on AGM batteries that require less frequent charging in storage.
  23-NA-044 · Technical service bulletin · Engine · issued Aug 16, 2024
• This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Starting with 2016 model yea…
  PIT5481J · Technical service bulletin · Electrical System · issued Aug 16, 2024
• his Preliminary information communicates an issue that when an engine mount is replaced there may be additional parts replaced along with the engine mount and dealership are to ref…
  PIT6036A · Technical service bulletin · Unknown OR Other · issued Aug 16, 2024
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689H · Technical service bulletin · Engine · issued Aug 16, 2024
• This Preliminary information communicates a part restriction for certain MY 2.7 L3B service engines
  PIP5990 · Technical service bulletin · Engine · issued Aug 16, 2024
• This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake cams…
  PIP5865C · Technical service bulletin · Fuel/propulsion System · issued Aug 13, 2024
• This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
  PIT6180 · Technical service bulletin · Seats · issued Aug 13, 2024
• This Preliminary information communicates an issue with premature brake pad life and engineering is working on release new pad lining material.
  PIT6134A · Technical service bulletin · Electrical System · issued Aug 13, 2024
• This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. This is the result of hooking up the …
  PIP5569B · Technical service bulletin · Electrical System · issued Aug 13, 2024
• This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crank…
  PIP5712C · Technical service bulletin · Engine · issued Aug 13, 2024
• This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the cust…
  PIT5195H · Technical service bulletin · Electrical System · issued Aug 13, 2024
• This Preliminary information communicates that trucks built at Oshawa assembly utilize a powder anti-chip material process for stone guard protection, which does not have a texture…
  PIT5650B · Technical service bulletin · Structure · issued Aug 13, 2024
• This service bulletin explains how to identify possible DEF system contamination.
  19-NA-237 · Technical service bulletin · Engine · issued Aug 12, 2024
• This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operati…
  16-NA-372 · Technical service bulletin · Engine · issued Aug 9, 2024
• This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
  01-00-89-010S · Technical service bulletin · Unknown OR Other · issued Aug 9, 2024
• This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not properly prepare the engine block from dirt and …
  23-NA-141 · Technical service bulletin · Engine · issued Aug 8, 2024
• This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
  07-06-01-016J · Technical service bulletin · Engine · issued Aug 8, 2024
• This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
  16-NA-222 · Technical service bulletin · Engine · issued Aug 7, 2024
• This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles a…
  05-06-04-022V · Technical service bulletin · Fuel/propulsion System · issued Aug 7, 2024
• This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
  00-06-01-012N · Technical service bulletin · Engine · issued Aug 7, 2024
• This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
  09-06-04-026Y · Technical service bulletin · Electrical System · issued Aug 6, 2024
• This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
  01-06-01-011P · Technical service bulletin · Engine · issued Aug 5, 2024
• This service bulletin provides information on regular inspection of the Seat Belt Lap Anchor.
  24-NA-147 · Technical service bulletin · Seat Belts · issued Aug 5, 2024
• This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
  18-NA-306 · Technical service bulletin · Unknown OR Other · issued Aug 1, 2024
• This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When…
  23-NA-142 · Technical service bulletin · Power Train · issued Jul 30, 2024
• This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
  18-NA-279 · Technical service bulletin · Electrical System · issued Jul 26, 2024
• This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
  16-NA-158 · Technical service bulletin · Unknown OR Other · issued Jul 26, 2024
• GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inad…
  24-NA-141 · Technical service bulletin · Power Train · issued Jul 24, 2024
• This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
  12-01-37-001G · Technical service bulletin · Engine · issued Jul 24, 2024
• This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
  20-NA-038 · Technical service bulletin · Fuel/propulsion System · issued Jul 23, 2024
• This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the custo…
  16-NA-342 · Technical service bulletin · Visibility/wiper · issued Jul 23, 2024
• This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
  00-03-10-002M · Technical service bulletin · Wheels · issued Jul 22, 2024
• This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When…
  23-NA-142 · Technical service bulletin · Power Train · issued Jul 18, 2024
• This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
  17-NA-157 · Technical service bulletin · Engine · issued Jul 17, 2024
• This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris.
  21-NA-089 · Technical service bulletin · Service Brakes · issued Jul 11, 2024
• This technical bulletin provides repair information to correct a customer concern of Charge Air Cooler (CAC) Icing, Check Engine Lamp Illuminated, Possible P0299, P2227, and/or P03…
  23-NA-002 · Technical service bulletin · Electrical System · issued Jul 10, 2024
• This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
  99-04-20-002O · Technical service bulletin · Power Train · issued Jul 9, 2024
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued Jul 9, 2024
• This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
  16-NA-019 · Technical service bulletin · Power Train · issued Jul 9, 2024
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051I · Technical service bulletin · Fuel/propulsion System · issued Jun 29, 2024
• This service bulletin advises the technician that the purge pump part number has changed and limited supply.
  24-NA-123 · Technical service bulletin · Engine · issued Jun 28, 2024
• This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or mi…
  16-NA-383 · Technical service bulletin · Engine · issued Jun 28, 2024
• This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the custo…
  16-NA-342 · Technical service bulletin · Visibility/wiper · issued Jun 26, 2024
• This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
  22-NA-070 · Technical service bulletin · Unknown OR Other · issued Jun 18, 2024
• This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
  22-NA-018 · Technical service bulletin · Unknown OR Other · issued Jun 17, 2024
• This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
  18-NA-099 · Technical service bulletin · Unknown OR Other · issued Jun 17, 2024
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine · issued Jun 15, 2024
• This service bulletin provides information for engine oil life monitor operation calculation.
  18-NA-125 · Technical service bulletin · Electrical System · issued Jun 14, 2024
• This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts…
  21-NA-068 · Technical service bulletin · Unknown OR Other · issued Jun 8, 2024
• This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4…
  24-NA-098 · Technical service bulletin · Electrical System · issued Jun 6, 2024
• This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host…
  20-NA-016 · Technical service bulletin · Unknown OR Other · issued Jun 5, 2024
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued May 29, 2024
• This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if found the cause of the customers concern of No Forward Gear When…
  23-NA-142 · Technical service bulletin · Power Train · issued May 25, 2024
• This service bulletin provides information for engine oil life monitor operation calculation.
  18-NA-125 · Technical service bulletin · Electrical System · issued May 17, 2024
• This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in…
  19-NA-136 · Technical service bulletin · Power Train · issued May 16, 2024
• This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
  08-07-30-035H · Technical service bulletin · Power Train · issued May 16, 2024
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued May 15, 2024
• This warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Cana…
  16-NA-119 · Technical service bulletin · Unknown OR Other · issued May 14, 2024
• This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
  22-NA-070 · Technical service bulletin · Unknown OR Other · issued May 9, 2024
• This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support t…
  09-00-89-008G · Technical service bulletin · Unknown OR Other · issued May 7, 2024
• This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
  18-NA-067 · Technical service bulletin · Wheels · issued May 6, 2024
• This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
  22-NA-244 · Warranty extension · Electrical System · issued May 3, 2024
• This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.
  22-NA-106 · Technical service bulletin · Wheels · issued May 3, 2024
• This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
  23-NA-154 · Technical service bulletin · Unknown OR Other · issued May 2, 2024
• This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
  21-NA-043 · Technical service bulletin · Unknown OR Other · issued May 1, 2024
• This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Res…
  06-00-89-029V · Technical service bulletin · Seats · issued May 1, 2024
• The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diag…
  13-08-116-001J · Technical service bulletin · Electrical System · issued Apr 30, 2024
• This service bulletin provides information on proper use of floor mats.
  10-08-110-001K · Technical service bulletin · Unknown OR Other · issued Apr 30, 2024
• This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME) FAQs.
  23-NA-125 · Technical service bulletin · Electrical System · issued Apr 26, 2024
• This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
  18-NA-279 · Technical service bulletin · Electrical System · issued Apr 26, 2024
• This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
  15-00-89-004G · Technical service bulletin · Suspension · issued Apr 26, 2024
• This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
  00-03-10-006P · Technical service bulletin · Wheels · issued Apr 18, 2024
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Equipment · issued Apr 10, 2024
• This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.
  21-NA-155 · Technical service bulletin · Electrical System · issued Apr 8, 2024
• This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
  17-NA-052 · Technical service bulletin · Wheels · issued Apr 8, 2024
• This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
  10-08-45-001H · Technical service bulletin · Electrical System · issued Mar 28, 2024
• This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S.…
  19-NA-255 · Technical service bulletin · Structure · issued Mar 27, 2024
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Electrical System · issued Mar 26, 2024
• This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
  23-NA-103 · Technical service bulletin · Equipment · issued Mar 21, 2024
• This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of …
  20-NA-166 · Technical service bulletin · Engine and Engine Cooling · issued Mar 21, 2024
• This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S.…
  19-NA-255 · Technical service bulletin · Structure · issued Mar 21, 2024
• This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap ar…
  17-NA-302 · Technical service bulletin · Equipment · issued Mar 20, 2024
• This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or …
  16-NA-383 · Technical service bulletin · Engine and Engine Cooling · issued Mar 13, 2024
• This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
  23-NA-170 · Technical service bulletin · Power Train · issued Mar 11, 2024
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037S · Technical service bulletin · Equipment · issued Mar 11, 2024
• This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
  11-00-89-005X · Technical service bulletin · Equipment · issued Mar 10, 2024
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689G · Technical service bulletin · Electrical System · issued Mar 7, 2024
• This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
  24-NA-046 · Technical service bulletin · Visibility · issued Mar 7, 2024
• This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/…
  PIP5843D · Technical service bulletin · Exterior Lighting · issued Mar 6, 2024
• This Preliminary information communicates to dealers? information related to a Malfunction Indicator Lamp (MIL) Illuminated due to a U0672 setting. Advises the technician to perfor…
  PIP5863B · Technical service bulletin · Fuel System, Gasoline · issued Mar 5, 2024
• This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pres…
  PIP5596A · Technical service bulletin · Fuel System, Gasoline · issued Mar 4, 2024
• This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the …
  PIT5448J · Technical service bulletin · Equipment · issued Mar 4, 2024
• This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should…
  24-NA-040 · Technical service bulletin · Equipment · issued Mar 4, 2024
• This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
  17-NA-073 · Technical service bulletin · Unknown OR Other · issued Mar 1, 2024
• This Preliminary information communicates to have the dealer contact TAC with the transmission TUN number prior to transmission installation.
  PIP5968 · Technical service bulletin · Power Train · issued Feb 27, 2024
• This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
  23-NA-112 · Technical service bulletin · Latches/locks/linkages · issued Feb 26, 2024
• This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Ca…
  23-NA-073 · Technical service bulletin · Engine and Engine Cooling · issued Feb 26, 2024
• This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
  PIP5966 · Technical service bulletin · Power Train · issued Feb 23, 2024
• This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporar…
  PIT5689F · Technical service bulletin · Engine and Engine Cooling · issued Feb 23, 2024
• This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts …
  22-NA-074 · Technical service bulletin · Engine and Engine Cooling · issued Feb 22, 2024
• This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicl…
  PIT5744D · Technical service bulletin · Electrical System · issued Feb 21, 2024
• This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on th…
  PIT4322P · Technical service bulletin · Electronic Stability Control · issued Feb 21, 2024
• This Preliminary information communicates how to isolate a tick noise from the rear axle housing.
  PIP5962 · Technical service bulletin · Power Train · issued Feb 21, 2024
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551N · Technical service bulletin · Forward Collision Avoidance · issued Feb 21, 2024
• This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder…
  23-NA-185 · Technical service bulletin · Electrical System · issued Feb 14, 2024
• This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
  19-NA-044 · Technical service bulletin · Fuel System, Gasoline · issued Feb 7, 2024
• This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
  16-NA-222 · Technical service bulletin · Engine and Engine Cooling · issued Feb 7, 2024
• This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The …
  PIT5479F · Technical service bulletin · Service Brakes · issued Feb 6, 2024
• This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and ex…
  16-NA-338 · Technical service bulletin · Power Train · issued Feb 2, 2024
• This Preliminary information communicates to dealers of a known issue with failed map update
  PIT6122 · Technical service bulletin · Equipment · issued Jan 31, 2024
• This Preliminary information communicates an issue where the minor tailgate will not open due to an aftermarket device installed on the vehicle.
  PIT6119 · Technical service bulletin · Structure · issued Jan 30, 2024
• This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will nee…
  PIT5702E · Technical service bulletin · Electrical System · issued Jan 30, 2024
• This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number Interchangeability.
  23-NA-214 · Technical service bulletin · Engine and Engine Cooling · issued Jan 26, 2024
• This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
  PI0281K · Technical service bulletin · Structure · issued Jan 18, 2024
• This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S.…
  19-NA-255 · Technical service bulletin · Structure · issued Jan 18, 2024
• This service bulletin advises the technician that the possible cause may not be from a faulty clutch piston or extension housing and to perform testing on transmission for other po…
  22-NA-246 · Technical service bulletin · Power Train · issued Jan 18, 2024
• This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
  PI1354J · Technical service bulletin · Steering · issued Jan 17, 2024
• This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
  23-NA-170 · Technical service bulletin · Engine and Engine Cooling · issued Jan 16, 2024
• This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
  18-NA-099 · Technical service bulletin · Equipment · issued Jan 16, 2024
• This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose …
  PIP5601B · Technical service bulletin · Equipment · issued Jan 12, 2024
• This PI bulletin advises the technician on the proper way to install the pistons in an engine.
  PI1394B · Technical service bulletin · Engine and Engine Cooling · issued Jan 12, 2024
• This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
  02-08-42-001J · Technical service bulletin · Exterior Lighting · issued Jan 12, 2024
• This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.
  21-NA-155 · Technical service bulletin · Electrical System · issued Jan 11, 2024
• This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should comm…
  PIT5161K · Technical service bulletin · Fuel System, Gasoline · issued Jan 10, 2024
• This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into …
  PIT5743D · Technical service bulletin · Electrical System · issued Jan 9, 2024
• This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Productio…
  PIT5828C · Technical service bulletin · Electrical System · issued Jan 9, 2024
• This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fit…
  PIT5733D · Technical service bulletin · Exterior Lighting · issued Jan 9, 2024
• This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E696…
  PI0592I · Technical service bulletin · Electrical System · issued Jan 8, 2024
• This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder…
  23-NA-185 · Technical service bulletin · Equipment · issued Jan 3, 2024
• This Preliminary information communicates some diagnostic tips to inspect for no/low voltage at the ECM for a customers complaints of a SES MIL, Crank No Start, stalling DTC's: P16…
  PIT5687A · Technical service bulletin · Unknown OR Other · issued Jan 2, 2024
• This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
  18-NA-180 · Technical service bulletin · Electrical System · issued Dec 31, 2023
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine and Engine Cooling · issued Dec 22, 2023
• This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspecti…
  PIT5386J · Technical service bulletin · Electrical System · issued Dec 20, 2023
• This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First Start Up/Shift of the Day Under Light Throttle.
  16-NA-361 · Technical service bulletin · Equipment · issued Dec 20, 2023
• This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The…
  PIT5074P · Technical service bulletin · Equipment · issued Dec 18, 2023
• This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
  PI3541J · Technical service bulletin · Power Train · issued Dec 18, 2023
• This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
  PIT5962A · Technical service bulletin · Unknown OR Other · issued Dec 15, 2023
• This service bulletin provides repair information for Engine Wire Harness Chafing to correct customer concerns of IPC Gauges Sweep, IPC Warning Message, SES/Check Engine/MIL, No St…
  21-NA-149 · Technical service bulletin · Electrical System · issued Dec 15, 2023
• This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction…
  23-NA-201 · Technical service bulletin · Equipment · issued Dec 14, 2023
• This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
  23-NA-219 · Technical service bulletin · Equipment · issued Dec 12, 2023
• This Preliminary information communicates the possibility of a reduced power message with dtc p2101 and/or p1516 due to potential throttle body issue.
  PIP5660A · Technical service bulletin · Electrical System · issued Dec 8, 2023
• This Preliminary information communicates the possibility of a reduced power message with dtc p2101 and/or p1516 due to potential throttle body issue.
  PIP5660B · Technical service bulletin · Power Train · issued Dec 8, 2023
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Equipment · issued Dec 8, 2023
• This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number Interchange.
  23-NA-214 · Technical service bulletin · Engine and Engine Cooling · issued Dec 7, 2023
• This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the E…
  PIP5700E · Technical service bulletin · Electrical System · issued Nov 27, 2023
• This Preliminary information communicates the possibility of a misfire or rough running concern and abnormal engine noise due to excessive wear in exhaust roller follower axle pin.
  PIP5847B · Technical service bulletin · Back Over Prevention · issued Nov 17, 2023
• This Preliminary information communicates a diagnostic tip to inspect the main ground connection when diagnosing any lack of power steering assist issues with DTCs C1597 and/or C15…
  PIT6088 · Technical service bulletin · Power Train · issued Nov 16, 2023
• This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
  21-NA-135 · Technical service bulletin · Equipment · issued Nov 16, 2023
• This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehic…
  PIT5214F · Technical service bulletin · Suspension · issued Nov 14, 2023
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551M · Technical service bulletin · Forward Collision Avoidance · issued Nov 9, 2023
• This service bulletin provides a procedure to replace the front wheel drive shaft to correct a customer concern of a Squeak/Chirp Noise from Front Axle in 2wd.
  22-NA-251 · Technical service bulletin · Power Train · issued Nov 8, 2023
• This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing v…
  03-00-91-001I · Technical service bulletin · Wheels · issued Nov 6, 2023
• This Preliminary information communicates to the dealer, a potential rough running condition following an autostop event that is caused by the incorrect crankshaft position sensor.
  PIP5949 · Technical service bulletin · Power Train · issued Nov 3, 2023
• This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
  23-NA-112 · Technical service bulletin · Structure · issued Nov 3, 2023
• This Preliminary information communicates how the HVAC setting operates during a remote vehicle start.
  PIT5736C · Technical service bulletin · Visibility · issued Nov 2, 2023
• This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out.
  21-NA-228 · Technical service bulletin · Electrical System · issued Nov 1, 2023
• This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
  20-NA-159 · Technical service bulletin · Wheels · issued Oct 30, 2023
• This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out.
  21-NA-228 · Technical service bulletin · Equipment · issued Oct 27, 2023
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine and Engine Cooling · issued Oct 27, 2023
• This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder…
  23-NA-185 · Technical service bulletin · Electrical System · issued Oct 24, 2023
• This Preliminary Information communication advises the technician on diagnostic aids to help with the diagnosis and repair of 8 Speed Transmissions
  PIP5943 · Technical service bulletin · Power Train · issued Oct 19, 2023
• This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First Start Up/Shift of the Day Under Light Throttle.
  16-NA-361 · Technical service bulletin · Power Train · issued Oct 19, 2023
• This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number.
  PIT5636D · Technical service bulletin · Air Bags · issued Oct 17, 2023
• This information bulletin advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF, causing the customer concern…
  22-NA-225 · Technical service bulletin · Power Train · issued Oct 17, 2023
• This service bulletin provides repair information to correct a customer concern of OnStar Inoperative after Importing Vehicle from Canada to the United States.
  23-NA-065 · Technical service bulletin · Electrical System · issued Oct 16, 2023
• This technical bulletin advises the dealership to charge the battery and update the ECM to correct the concerns.
  19-NA-151 · Technical service bulletin · Engine and Engine Cooling · issued Oct 12, 2023
• This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
  05-00-89-029F · Technical service bulletin · Equipment · issued Oct 11, 2023
• This technical bulletin provides a procedure to correct the condition of Missing French Translation Label on Fuel Cap.
  23-NA-148 · Technical service bulletin · Fuel System, Diesel · issued Oct 10, 2023
• This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
  17-NA-170 · Technical service bulletin · Wheels · issued Oct 6, 2023
• This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
  01-06-01-011O · Technical service bulletin · Engine and Engine Cooling · issued Oct 6, 2023
• This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
  99-00-89-019Y · Technical service bulletin · Equipment · issued Oct 3, 2023
• This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out.
  21-NA-228 · Technical service bulletin · Electrical System · issued Sep 28, 2023
• This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
  20-NA-159 · Technical service bulletin · Tires · issued Sep 28, 2023
• This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors…
  PIT5099G · Technical service bulletin · Visibility · issued Sep 26, 2023
• This Preliminary information communicates an issue of the wrong part number WSS being installed during a service procedure and to warn dealership tech to make sure the correct part…
  PIT5950A · Technical service bulletin · Equipment · issued Sep 26, 2023
• This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
  PIT5698D · Technical service bulletin · Electrical System · issued Sep 26, 2023
• This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
  10-00-89-006J · Technical service bulletin · Equipment · issued Sep 26, 2023
• This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
  02-00-89-002W · Technical service bulletin · Equipment · issued Sep 26, 2023
• This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
  23-NA-170 · Technical service bulletin · Engine and Engine Cooling · issued Sep 22, 2023
• This informational bulletin provides information for the IPC odometer programming method quick reference guide.
  07-08-49-020R · Technical service bulletin · Electrical System · issued Sep 21, 2023
• This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
  23-NA-154 · Technical service bulletin · Equipment · issued Sep 21, 2023
• This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Ca…
  23-NA-073 · Technical service bulletin · Engine and Engine Cooling · issued Sep 20, 2023
• This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors.
  23-NA-167 · Technical service bulletin · Visibility · issued Sep 18, 2023
• This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
  12-08-51-002P · Technical service bulletin · Equipment · issued Sep 14, 2023
• This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.
  20-NA-142 · Technical service bulletin · Power Train · issued Sep 13, 2023
• This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
  17-NA-157 · Technical service bulletin · Engine and Engine Cooling · issued Sep 8, 2023
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine and Engine Cooling · issued Sep 7, 2023
• This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
  23-NA-154 · Technical service bulletin · Equipment · issued Sep 5, 2023
• The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer…
  23-NA-153 · Technical service bulletin · Engine and Engine Cooling · issued Sep 1, 2023
• This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
  18-NA-306 · Technical service bulletin · Equipment · issued Sep 1, 2023
• This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set.
  20-NA-100 · Technical service bulletin · Electrical System · issued Aug 30, 2023
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551L · Technical service bulletin · Forward Collision Avoidance · issued Aug 29, 2023
• This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TA…
  PIP5621D · Technical service bulletin · Power Train · issued Aug 24, 2023
• This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and pre…
  18-NA-073 · Technical service bulletin · Engine and Engine Cooling · issued Aug 24, 2023
• This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet insi…
  22-NA-187 · Technical service bulletin · Electrical System · issued Aug 22, 2023
• This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P tri…
  21-NA-067 · Technical service bulletin · Structure · issued Aug 18, 2023
• This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
  18-NA-306 · Technical service bulletin · Equipment · issued Aug 18, 2023
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued Aug 17, 2023
• This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
  09-00-89-016H · Technical service bulletin · Equipment · issued Aug 15, 2023
• This service bulletin provides repair information to correct a customer concern of OnStar Inoperative after Importing Vehicle from Canada to the United States.
  23-NA-065 · Technical service bulletin · Equipment · issued Aug 14, 2023
• This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/o…
  PIP5628G · Technical service bulletin · Engine · issued Aug 10, 2023
• This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and d…
  23-NA-141 · Technical service bulletin · Engine and Engine Cooling · issued Aug 10, 2023
• This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
  16-NA-222 · Technical service bulletin · Engine and Engine Cooling · issued Aug 10, 2023
• This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
  15-00-89-004F · Technical service bulletin · Engine and Engine Cooling · issued Aug 7, 2023
• This Preliminary information communicates the possibility of a misfire or rough running concern and abnormal engine noise due to excessive wear in exhaust roller follower axle pin.
  PIP5847A · Technical service bulletin · Back Over Prevention · issued Aug 2, 2023
• This informational bulletin provides information on Clean Exhaust Filter See Owner Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on…
  10-06-05-002M · Technical service bulletin · Engine and Engine Cooling · issued Aug 2, 2023
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051H · Technical service bulletin · Fuel System, Gasoline · issued Aug 1, 2023
• This service bulletin provides information on availability of Diesel Fuel additives.
  03-06-04-017T · Technical service bulletin · Fuel System, Diesel · issued Aug 1, 2023
• This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
  01-00-89-010R · Technical service bulletin · Equipment · issued Aug 1, 2023
• This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
  PIT5909B · Technical service bulletin · Equipment · issued Jul 31, 2023
• This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
  22-NA-232 · Technical service bulletin · Power Train · issued Jul 31, 2023
• This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
  09-06-04-026X · Technical service bulletin · Engine and Engine Cooling · issued Jul 31, 2023
• This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
  03-06-01-023G · Technical service bulletin · Engine and Engine Cooling · issued Jul 31, 2023
• This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
  19-NA-129 · Technical service bulletin · Suspension · issued Jul 28, 2023
• This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle.
  20-NA-175 · Technical service bulletin · Structure · issued Jul 27, 2023
• This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment.
  19-NA-257 · Technical service bulletin · Structure · issued Jul 27, 2023
• Emissions Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles with a 2.7L engine (RPO L3B). The Engine Control Module (ECM) may not…
  N232412710 · Technical service bulletin · Engine and Engine Cooling · issued Jul 27, 2023
• This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.
  20-NA-142 · Technical service bulletin · Power Train · issued Jul 26, 2023
• This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
  17-NA-066 · Technical service bulletin · Power Train · issued Jul 21, 2023
• This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Techn…
  PIP5358C · Technical service bulletin · Equipment · issued Jul 18, 2023
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551K · Technical service bulletin · Forward Collision Avoidance · issued Jul 18, 2023
• This service bulletin provides information on availability for a seat belt extender.
  99-09-40-005I · Technical service bulletin · Seat Belts · issued Jul 17, 2023
• This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
  21-NA-026 · Technical service bulletin · Equipment · issued Jul 17, 2023
• This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.
  22-NA-080 · Technical service bulletin · Engine and Engine Cooling · issued Jul 14, 2023
• This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log…
  PIP4902R · Technical service bulletin · Equipment · issued Jul 13, 2023
• This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfi…
  07-08-42-006S · Technical service bulletin · Electrical System · issued Jul 13, 2023
• This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated …
  PIT5990A · Technical service bulletin · Back Over Prevention · issued Jul 12, 2023
• This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs.
  23-NA-125 · Technical service bulletin · Electrical System · issued Jul 12, 2023
• This service bulletin provides information on Paintless Dent Repair Process.
  99-08-51-001F · Technical service bulletin · Structure · issued Jun 30, 2023
• This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
  01-06-01-011N · Technical service bulletin · Engine and Engine Cooling · issued Jun 30, 2023
• This Preliminary information communicates an issue that when an engine mount is replaced there may be additional parts replaced along with the engine mount and dealership are to re…
  PIT6036 · Technical service bulletin · Structure · issued Jun 29, 2023
• This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
  23-NA-112 · Technical service bulletin · Structure · issued Jun 29, 2023
• This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
  17-NA-066 · Technical service bulletin · Power Train · issued Jun 29, 2023
• The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diag…
  13-08-116-001I · Technical service bulletin · Electrical System · issued Jun 29, 2023
• This bulletin provides a procedure to correct a customer concern that while driving at low speeds, the rear wheels lock up, causing vehicle to come to a stop as if the brakes were …
  23-NA-018 · Technical service bulletin · Power Train · issued Jun 22, 2023
• This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/…
  PIP5843C · Technical service bulletin · Exterior Lighting · issued Jun 20, 2023
• This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to referenc…
  PIT5697C · Technical service bulletin · Back Over Prevention · issued Jun 20, 2023
• This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Ca…
  23-NA-073 · Technical service bulletin · Engine and Engine Cooling · issued Jun 19, 2023
• This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
  22-NA-232 · Technical service bulletin · Engine and Engine Cooling · issued Jun 14, 2023
• This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
  16-NA-158 · Technical service bulletin · Equipment · issued Jun 14, 2023
• This Preliminary information communicates an issue where an aftermarket autostop device is causing a dead battery.
  PIT6031 · Technical service bulletin · Electrical System · issued Jun 12, 2023
• This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect …
  PIT4261J · Technical service bulletin · Tires · issued Jun 9, 2023
• This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
  23-NA-103 · Technical service bulletin · Equipment · issued Jun 8, 2023
• This service bulletin provides information to dealership personnel on automatic transmission shift and engine driveability concerns and/or MIL ON due to aftermarket oil bath air fi…
  04-07-30-013E · Technical service bulletin · Engine and Engine Cooling · issued Jun 7, 2023
• This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D.
  23-NA-062 · Technical service bulletin · Electrical System · issued Jun 1, 2023
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine and Engine Cooling · issued Jun 1, 2023
• This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
  02-00-89-002V · Technical service bulletin · Equipment · issued Jun 1, 2023
• This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be acco…
  08-07-30-026H · Technical service bulletin · Power Train · issued May 30, 2023
• This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer B…
  PIT5509K · Technical service bulletin · Trailer Hitches · issued May 22, 2023
• This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.
  PIT5909A · Technical service bulletin · Equipment · issued May 22, 2023
• This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
  22-NA-244 · Technical service bulletin · Equipment · issued May 22, 2023
• This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
  12-03-10-001E · Technical service bulletin · Wheels · issued May 22, 2023
• This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its ow…
  PIT3665M · Technical service bulletin · Electrical System · issued May 19, 2023
• This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the secur…
  PIC5650K · Technical service bulletin · Electrical System · issued May 15, 2023
• This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P tri…
  21-NA-067 · Technical service bulletin · Equipment · issued May 12, 2023
• This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace an…
  PIT3227S · Technical service bulletin · Structure · issued May 9, 2023
• This Preliminary information communicates the possibility of the Intake Cam Actuator cover plate screws backing out and making unwanted contact with the Cam Carrier.
  PIP5921 · Technical service bulletin · Equipment · issued May 4, 2023
• This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
  01-08-42-001P · Technical service bulletin · Exterior Lighting · issued May 3, 2023
• This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
  16-NA-019 · Technical service bulletin · Power Train · issued May 2, 2023
• This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
  17-NA-170 · Technical service bulletin · Wheels · issued Apr 27, 2023
• This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer B…
  PIT5509J · Technical service bulletin · Trailer Hitches · issued Apr 25, 2023
• This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
  11-00-89-005W · Technical service bulletin · Unknown OR Other · issued Apr 25, 2023
• This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/o…
  PIP5628F · Technical service bulletin · Engine and Engine Cooling · issued Apr 24, 2023
• This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
  19-NA-219 · Technical service bulletin · Engine and Engine Cooling · issued Apr 24, 2023
• This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
  12-03-10-001D · Technical service bulletin · Wheels · issued Apr 21, 2023
• This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).
  04-00-89-015Z · Technical service bulletin · Equipment · issued Apr 19, 2023
• The technical bulletin provides a procedure to lube the yoke and caps if found the cause of the noise from the propshaft area.
  22-NA-066 · Technical service bulletin · Power Train · issued Apr 18, 2023
• This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning disp…
  PIT5387N · Technical service bulletin · Equipment · issued Apr 17, 2023
• This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
  19-NA-218 · Technical service bulletin · Engine and Engine Cooling · issued Apr 17, 2023
• This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
  16-NA-019 · Technical service bulletin · Power Train · issued Apr 14, 2023