2022 Chevrolet Silverado 3500 service bulletins & manufacturer communications

500 manufacturer communications are on file with NHTSA for the 2022 Chevrolet Silverado 3500. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• 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
• 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 Preliminary information communicates information on a hydraulic rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist…
  PIT5544J · Technical service bulletin · Unknown OR Other · issued Jun 24, 2026
• This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
  PIT5966F · Technical service bulletin · Unknown OR Other · issued Jun 23, 2026
• This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is necessary
  PIT6523 · Technical service bulletin · Unknown OR Other · issued Jun 10, 2026
• This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing pa…
  PIT6522 · Technical service bulletin · Unknown OR Other · issued Jun 10, 2026
• This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal m…
  PIT6132E · Technical service bulletin · Unknown OR Other · issued Jun 9, 2026
• This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.
  PIT6054D · Technical service bulletin · Unknown OR Other · issued Jun 5, 2026
• This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and th…
  PIT6519 · Technical service bulletin · Unknown OR Other · issued May 27, 2026
• This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development
  PIP5810D · 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 states that if SDGM DTC U3000 Sym 49 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.
  PIT6513 · Technical service bulletin · Unknown OR Other · issued May 11, 2026
• Pi created to provide GM dealers with information on gathering information for projection issue
  PIC6423A · Technical service bulletin · Unknown OR Other · issued May 11, 2026
• This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
  PIC6551B · Technical service bulletin · Unknown OR Other · issued May 11, 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
  PIT6473D · Technical service bulletin · Unknown OR Other · issued Mar 13, 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 direction for different audio issues with RPO UQA, UQF, UQS, or NKD
  PIT6473B · Technical service bulletin · Unknown OR Other · issued Mar 9, 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 communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures…
  PIT4506J · Technical service bulletin · Unknown OR Other · issued Feb 16, 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 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 advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
  PIP6098 · Technical service bulletin · Unknown OR Other · issued Jan 14, 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 an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal m…
  PIT6132D · Technical service bulletin · Unknown OR Other · issued Nov 26, 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
• Under Field Actions N252494000, N252494001, the service procedure includes performing a PICO test on vehicle engines within the identified suspect VIN population. If the engine pas…
  25-NA-339 · Technical service bulletin · Engine · issued Nov 6, 2025
• This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal m…
  PIT6132C · Technical service bulletin · Unknown OR Other · issued Oct 22, 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 Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
  PIC6551A · Technical service bulletin · Unknown OR Other · issued Oct 16, 2025
• Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause h…
  N242454441 -03 · Service campaign · Power Train · issued Oct 9, 2025
• The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
  PIT6440 · Technical service bulletin · Unknown OR Other · issued Oct 4, 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 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 a new tailgate feature which allows the customer to enable or disable the inner tailgate.
  PIT5895E · 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 communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
  PIT6059C · Technical service bulletin · Unknown OR Other · issued Aug 8, 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 PI communicates an issue with a SES MIL with DTC P2535, P12A6, P10DA and/or C111B maybe set after replacing the fuel pump driver module. Engineering is working on a fix, but i…
  PIT6396A · Technical service bulletin · Unknown OR Other · issued Aug 5, 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 PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
  PIP5601C · Technical service bulletin · Unknown OR Other · issued Jul 18, 2025
• This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
  PIP5601B · Technical service bulletin · Unknown OR Other · issued Jul 18, 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 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 PI communicates an issue with a SES MIL with DTC P2535, P12A6, P10DA and/or C111B maybe set after replacing the fuel pump driver module. Engineering is working on a fix, but i…
  PIT6396 · Technical service bulletin · Unknown OR Other · issued Jun 11, 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 bulletin helps aid the tech in possible 10L100 transmission noise that may be normal or abnormal depending on the concern noted.
  24-NA-262 · Technical service bulletin · Power Train · issued Jun 3, 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 Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
  PIT5966E · Technical service bulletin · Unknown OR Other · issued May 22, 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 · Electrical System · issued May 16, 2025
• This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission …
  22-NA-182 · Technical service bulletin · Power Train · 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 service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regar…
  25-NA-118 · Technical service bulletin · Forward Collision Avoidance · issued May 8, 2025
• This informational bulletin provides information on Anti-Chip Coating Appearance.
  25-NA-114 · Technical service bulletin · Structure · issued May 8, 2025
• This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · 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 Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
  PIT6369A · Technical service bulletin · Unknown OR Other · issued May 6, 2025
• This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.
  PIP5810C · Technical service bulletin · Unknown OR Other · issued May 5, 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 information communicates to dealership technicians to perform the reset for the 2 modules noted above.
  PIT6369 · Technical service bulletin · Unknown OR Other · issued Apr 18, 2025
• This Preliminary information communicates an issue with the SES MIL and DTC P062B /P060C and engineering is currently investigating.
  PIT6110F · Technical service bulletin · Unknown OR Other · 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 a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
  PIP6008E · Technical service bulletin · Unknown OR Other · issued Apr 16, 2025
• This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
  21-NA-166 · Technical service bulletin · Exterior Lighting · issued Apr 15, 2025
• This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
  PIP5926D · Technical service bulletin · Unknown OR Other · issued Apr 15, 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 service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temp…
  13-02-32-001H · Technical service bulletin · Steering · issued Apr 11, 2025
• This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
  24-NA-229 · Technical service bulletin · Electrical System · issued Apr 10, 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 advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds.
  22-NA-183 · Technical service bulletin · Wheels · issued Apr 3, 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 Preliminary information communicates to use a vacuum to remove any packing material found on top of the service valve body assembly.
  PIP6052 · Technical service bulletin · Unknown OR Other · issued Mar 31, 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 communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
  PIT6110E · Technical service bulletin · Unknown OR Other · issued Mar 24, 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 · Electrical System · 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 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 · Structure · issued Mar 4, 2025
• This Preliminary information communicates to dealer to contact TAC for a specific display issue.
  PIC6591A · Technical service bulletin · Unknown OR Other · issued Mar 3, 2025
• This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
  PIP5901B · Technical service bulletin · Unknown OR Other · issued Feb 28, 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
• Emission Recall. On certain vehicles with specific Malfunction Indicator Light (MIL) -on faults, the miles travelled calculation switches from the Transmission Output Speed Sensor …
  N232429740 · Technical service bulletin · Engine · issued Feb 24, 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 engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the outside rearview mi…
  PIE0818 · Technical service bulletin · Visibility/wiper · issued Feb 22, 2025
• This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures…
  PIT4506H · Technical service bulletin · Unknown OR Other · issued Feb 21, 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 Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
  PIT5895D · Technical service bulletin · Unknown OR Other · 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 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…
  PIT5986C · Technical service bulletin · Unknown OR Other · issued Feb 15, 2025
• This Preliminary information communicates to dealership technicians to contact Techline support to data wipe the radio to clear the PIN.
  PIT6328A · Technical service bulletin · Unknown OR Other · issued Feb 15, 2025
• This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.
  21-NA-138 · Technical service bulletin · Suspension · issued Feb 14, 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 Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal m…
  PIT6132B · Technical service bulletin · Unknown OR Other · issued Feb 12, 2025
• This Preliminary information communicates an issue with super cruise unavailable due to the drivers monitoring camera and dealers to replace the camera.
  PIT6059B · Technical service bulletin · Unknown OR Other · issued Feb 6, 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 to dealership technicians to contact Techline support to data wipe the radio to clear the PIN.
  PIT6328 · Technical service bulletin · Unknown OR Other · issued Jan 30, 2025
• This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Electrical System · issued Jan 29, 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 · Electrical System · issued Jan 28, 2025
• Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause h…
  N242454441-02 · Service campaign · Power Train · 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 Preliminary information communicates to dealer to contact TAC for a specific display issue.
  PIC6591 · Technical service bulletin · Unknown OR Other · issued Jan 27, 2025
• This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist…
  PIT5544H · Technical service bulletin · Unknown OR Other · issued Jan 24, 2025
• This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
  PIP6008C · Technical service bulletin · Unknown OR Other · issued Jan 24, 2025
• This technical bulletin provides repair information to correct a customer concern of Trailer Tire Pressure Only Reading Up To 100 PSI, New Parts To Increase To 147 PSI.
  22-NA-172 · Technical service bulletin · Electrical System · issued Jan 23, 2025
• This informational bulletin provides explanation of a normal condition of a loose fitting trailer hitch receiver in the gooseneck hitch ball.
  17-NA-350 · Technical service bulletin · Structure · issued Jan 23, 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 · Electrical System · issued Jan 17, 2025
• This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
  24-NA-239 · Technical service bulletin · Steering · issued Jan 16, 2025
• This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Electrical System · issued Jan 15, 2025
• Informational bulletin explaining how a plow may cause overheating and engine damage when traveling over 45 mph.
  18-NA-011 · Technical service bulletin · Engine · issued Jan 15, 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 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 provides information for customers/dealers/technicians on Normal Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Camera Display.
  21-NA-091 · Technical service bulletin · Unknown OR Other · issued Dec 21, 2024
• 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 Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdat…
  PIT6265B · Technical service bulletin · Unknown OR Other · issued Dec 16, 2024
• This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
  22-NA-053 · Technical service bulletin · Unknown OR Other · issued Dec 14, 2024
• This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
  22-NA-038 · Technical service bulletin · Unknown OR Other · issued Dec 14, 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
• Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause h…
  N242454441-02 · Technical service bulletin · Power Train · issued Dec 13, 2024
• Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause h…
  N242454441-01 · Service campaign · Power Train · issued Dec 12, 2024
• This informational bulletin provides information on higher than expected oil consumption.
  16-NA-376 · Technical service bulletin · Engine · issued Dec 10, 2024
• This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Electrical System · issued Dec 6, 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 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
• Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause h…
  N242454441 · Technical service bulletin · Power Train · issued Nov 27, 2024
• This bulletin helps aid the tech in possible transmission noise that may be normal or abnormal depending on the concern noted.
  24-NA-262 · Technical service bulletin · Power Train · issued Nov 26, 2024
• This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
  22-NA-238 · Technical service bulletin · Unknown OR Other · issued Nov 25, 2024
• This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
  17-NA-374 · Technical service bulletin · Engine · issued Nov 25, 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 engineering information (EI) closure ends the need for gathering additional information from technicians in regard to diesel fuel on the ground.
  PIE0787B · Technical service bulletin · Fuel/propulsion System · issued Nov 18, 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 Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
  PIT6276 · Technical service bulletin · Structure · issued Nov 8, 2024
• This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for t…
  PIT6265A · Technical service bulletin · Unknown OR Other · issued Nov 8, 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 provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
  24-NA-239 · Technical service bulletin · Unknown OR Other · issued Oct 28, 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 information on adding RPO UF3 Fast Idle to a vehicle.
  PIT6240 · Technical service bulletin · Unknown OR Other · 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 informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments.
  22-NA-092 · Technical service bulletin · Service Brakes · issued Oct 22, 2024
• This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
  PIT6110D · Technical service bulletin · Unknown OR Other · issued Oct 22, 2024
• This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
  24-NA-229 · Technical service bulletin · Electrical System · issued Oct 17, 2024
• This service bulletin provides a procedure to correct radio software concerns.
  24-NA-108 · Technical service bulletin · Electrical System · 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 informational bulletin advises the tech and the customer of a normal DEF operation while under high load conditions and when the time is right to fill the DEF at that time fra…
  24-NA-196 · Technical service bulletin · Engine · issued Oct 9, 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 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 service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
  22-NA-053 · Technical service bulletin · Electrical System · 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 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 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 service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Electrical System · issued Sep 21, 2024
• This technical bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P2463 P2459 P11FB P11D3.
  24-NA-197 · Technical service bulletin · Fuel/propulsion System · issued Sep 19, 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 informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
  21-NA-166 · Technical service bulletin · Steering · issued Sep 17, 2024
• This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the…
  21-NA-120 · Technical service bulletin · Power Train · issued Sep 16, 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 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 the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal m…
  PIT6132A · Technical service bulletin · Unknown OR Other · issued Sep 14, 2024
• This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
  PIT6110C · Technical service bulletin · Unknown OR Other · issued Sep 13, 2024
• This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
  PIP5901A · Technical service bulletin · Unknown OR Other · issued Sep 12, 2024
• This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission …
  22-NA-182 · Technical service bulletin · Power Train · 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 informational bulletin provides information on Steering Bump or Clunk Noise on Rough Roads or Potholes.
  24-NA-185 · Technical service bulletin · Steering · 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 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 technical bulletin provides a procedure to locate and repair the rear glass if found water leaking past the urethane seal.
  24-NA-103 · Technical service bulletin · Structure · issued Sep 6, 2024
• This Preliminary information communicates the results if an in-correct P/N Stator Shaft Support was installed during a transmission repair attempt.
  PIP5992 · Technical service bulletin · Power Train · 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 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 · Unknown OR Other · issued Sep 6, 2024
• This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to diesel fuel on t…
  PIE0787A · Technical service bulletin · Fuel/propulsion System · issued Aug 28, 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 communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
  PIT6110B · Technical service bulletin · Electrical System · 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 to the dealer technician to reference the electronic parts catalog to check the EGR valve part number that was installed.
  PIP5991 · Technical service bulletin · Unknown OR Other · issued Aug 16, 2024
• This service bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
  18-NA-150 · Technical service bulletin · Engine · issued Aug 15, 2024
• This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
  17-NA-374 · Technical service bulletin · Engine · issued Aug 15, 2024
• This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
  PIP5926C · Technical service bulletin · Power Train · 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 service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
  16-NA-380 · Technical service bulletin · Engine · issued Aug 9, 2024
• This informational bulletin provides information on higher than expected oil consumption.
  16-NA-376 · Technical service bulletin · Engine · issued Aug 9, 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 informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
  16-NA-244 · Technical service bulletin · Engine · issued Aug 9, 2024
• This informational bulletin advises the tech on how to check for possible exhaust leaks.
  23-NA-061 · Technical service bulletin · Engine · issued Aug 9, 2024
• This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.
  18-NA-098 · 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 service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (M…
  18-NA-103 · Technical service bulletin · Fuel/propulsion System · issued Aug 3, 2024
• This informational bulletin provides a way for the technician to identify if the ECM has been modified.
  20-NA-090 · Technical service bulletin · Electrical System · issued Aug 1, 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 PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
  PI0754G · Technical service bulletin · Visibility/wiper · issued Jul 31, 2024
• This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
  20-NA-082 · Technical service bulletin · Engine · issued Jul 31, 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 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 · Electrical System · 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 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 technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · issued Jul 18, 2024
• This informational bulletin explains how the regen works for the DEF system and how it works at different levels.
  20-NA-203 · Technical service bulletin · Engine · issued Jul 17, 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 repair information to correct a customer concern of Malfunction Indicator Lamp Illuminated, Stall, or No Start with DTC P2534, U3023, P0700, P129D,…
  24-NA-124 · Technical service bulletin · Electrical System · issued Jul 10, 2024
• This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts).
  20-NA-022 · Technical service bulletin · Suspension · 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 service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.
  21-NA-138 · Technical service bulletin · Suspension · 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 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 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 a procedure to correct radio software concerns.
  24-NA-108 · Technical service bulletin · Electrical System · issued Jun 17, 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 information for engine oil life monitor operation calculation.
  18-NA-125 · Technical service bulletin · Electrical System · issued Jun 14, 2024
• This technical bulletin provides a procedure to locate and repair the rear glass if found water leaking past the urethane seal.
  24-NA-103 · Technical service bulletin · Structure · issued Jun 12, 2024
• This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission …
  22-NA-182 · Technical service bulletin · Power Train · issued Jun 12, 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 · Electrical System · 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
• Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. This Customer Satisfaction Pro…
  N232426401-02 · Service campaign · Unknown OR Other · issued Jun 1, 2024
• This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · issued May 31, 2024
• The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure.
  23-NA-032 · Technical service bulletin · Electrical System · issued May 30, 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 informational bulletin provides information on Wheel Balancer Mounting Instructions.
  10-03-10-001G · Technical service bulletin · Suspension · 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 information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Electrical System · issued May 16, 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 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 technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Engine · 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 technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
  18-NA-361 · Technical service bulletin · Electrical System · 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
• This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Electrical System · issued Apr 30, 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 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 Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
  PIT6110A · Technical service bulletin · Unknown OR Other · issued Apr 26, 2024
• Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. This Customer Satisfaction Pro…
  N232426401-01 · Technical service bulletin · Latches/locks/linkages · issued Apr 25, 2024
• Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. This Customer Satisfaction Pro…
  N232426401 · Technical service bulletin · Latches/locks/linkages · issued Apr 24, 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 service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Equipment · issued Apr 16, 2024
• This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts).
  20-NA-022 · Technical service bulletin · Suspension · issued Apr 16, 2024
• This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
  22-NA-038 · Technical service bulletin · Unknown OR Other · issued Apr 12, 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 · Equipment · 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 · Equipment · 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 · Equipment · 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 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 service bulletin provides repair information to correct a customer concerns of Radio Software issues.
  24-NA-060 · Technical service bulletin · Equipment · issued Mar 20, 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 System, Diesel · 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 · Engine and Engine Cooling · 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 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 service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera.
  23-NA-169 · Technical service bulletin · Equipment · 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 service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission …
  22-NA-182 · Technical service bulletin · Power Train · issued Feb 26, 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 a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set.
  24-NA-020 · 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 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 technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · issued Feb 20, 2024
• This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry.
  PIT6054B · Technical service bulletin · Structure · issued Feb 19, 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 · Steering · issued Feb 14, 2024
• This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.
  PIC6486D · Technical service bulletin · Equipment · issued Feb 12, 2024
• This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set.
  24-NA-020 · Technical service bulletin · Electrical System · issued Feb 12, 2024
• This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
  PIT5895C · Technical service bulletin · Structure · issued Feb 8, 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 technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Electrical System · issued Feb 5, 2024
• This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures…
  PIT4506G · Technical service bulletin · Tires · issued Feb 2, 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 · Engine and Engine Cooling · issued Feb 2, 2024
• This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update th…
  PIT6097C · Technical service bulletin · Equipment · issued Jan 31, 2024
• This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) â FAQs.
  23-NA-055 · Technical service bulletin · Equipment · issued Jan 30, 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 assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Servic…
  23-NA-189 · Technical service bulletin · Electrical System · issued Jan 29, 2024
• This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.
  PIP5810B · Technical service bulletin · Power Train · issued Jan 29, 2024
• This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · issued Jan 22, 2024
• This technical bulletin provides repair information to correct a customer concern of 2020 - 2022 Silverado and Sierra Equipped with Diesel Engine Setting DTCs P20BB or P20C3.
  22-NA-112 · Technical service bulletin · Engine and Engine Cooling · issued Jan 19, 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 provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the…
  21-NA-120 · Technical service bulletin · Power Train · 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 states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pos…
  PIT6084A · 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 · Power Train · 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 · Trailer Hitches · 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 technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Fuel System, Diesel · issued Jan 4, 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 · Steering · issued Jan 3, 2024
• This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.
  21-NA-238 · Technical service bulletin · Power Train · issued Jan 3, 2024
• This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
  18-NA-180 · Technical service bulletin · Equipment · issued Dec 31, 2023
• This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Engine and Engine Cooling · issued Dec 21, 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 · Back Over Prevention · issued Dec 20, 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
• Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain vehicles listed above, built beg…
  N222371151-12 · Technical service bulletin · Steering · issued Dec 13, 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 an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
  PIT6097A · Technical service bulletin · Equipment · 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 Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
  PIT6097 · Technical service bulletin · Equipment · issued Dec 6, 2023
• This Preliminary information communicates a diagnostic tip for the 110 /120 volt power outlets being inoperative and dealerships should try a battery disconnect to see if the conce…
  PIT6096 · Technical service bulletin · Equipment · issued Dec 5, 2023
• This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments.
  22-NA-092 · Technical service bulletin · Service Brakes, Hydraulic · issued Nov 21, 2023
• This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera.
  23-NA-169 · Technical service bulletin · Electrical System · issued Nov 17, 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 · Exterior Lighting · issued Nov 16, 2023
• This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pos…
  PIT6084 · Technical service bulletin · Equipment · issued Nov 7, 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 · Steering · issued Nov 6, 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 · Engine and Engine Cooling · issued Nov 1, 2023
• Customer Satisfaction Program. Final VINs Released Message.
  N222371151-11 · Technical service bulletin · Steering · 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 assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Servic…
  23-NA-189 · Technical service bulletin · Electrical System · issued Oct 25, 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 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 information on General Motors Dealership Critical Equipment Requirements and Recommendations.
  05-00-89-029F · Technical service bulletin · Equipment · issued Oct 11, 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 warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
  22-NA-038 · Technical service bulletin · Equipment · issued Oct 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 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 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 technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
  22-NA-150 · Technical service bulletin · Equipment · 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 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 service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the…
  21-NA-120 · Technical service bulletin · Power Train · issued Sep 19, 2023
• Customer Satisfaction Program. Opened more VINs for repair.
  N222371151-11 · Technical service bulletin · Steering · issued Sep 19, 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 · Equipment · issued Sep 18, 2023
• This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
  PIT5895B · Technical service bulletin · Structure · 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 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
• This technical bulletin provides repair information to correct a customer concern of Teen Driver Feature Not Limiting Speed Correctly.
  23-NA-150 · Technical service bulletin · Electrical System · issued Sep 5, 2023
• This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
  21-NA-166 · Technical service bulletin · Exterior Lighting · issued Sep 5, 2023
• Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built begin…
  N222375791-08 · Technical service bulletin · Electrical System · issued Sep 5, 2023
• Customer Satisfaction. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022-2023 model year vehicles listed abo…
  N222371151-11 · Technical service bulletin · Steering · 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 an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments.
  22-NA-092 · Technical service bulletin · Service Brakes · issued Aug 29, 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 · Power Train · issued Aug 22, 2023
• This technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self Applies at Full Turns.
  23-NA-144 · Technical service bulletin · Service Brakes · 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 service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission …
  22-NA-182 · Technical service bulletin · Power Train · issued Aug 15, 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 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 · Electrical System · issued Aug 10, 2023
• Customer Satisfaction Program. We are pleased to announce that all remaining GMC Yukon, Yukon XL, and Chevrolet Blazer VINs have been moved to an Open status.
  N222371151-10 · Technical service bulletin · Steering · issued Aug 9, 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 · Suspension · issued Aug 7, 2023
• Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022-2023 model year vehicles li…
  N222371151-10 · Technical service bulletin · Steering · issued Aug 3, 2023
• Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Th…
  N222375791-07 · Technical service bulletin · Electrical System · 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 informational bulletin explains why more DEF is being used in diesel engines due to new emission standards.
  20-NA-082 · Technical service bulletin · Engine and Engine Cooling · issued Aug 1, 2023
• This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (M…
  18-NA-103 · Technical service bulletin · Electrical System · issued Aug 1, 2023
• This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
  16-NA-244 · Technical service bulletin · Fuel System, Diesel · issued Aug 1, 2023
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051H · Technical service bulletin · Engine and Engine Cooling · 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 informational bulletin provides a way for the technician to identify if the ECM has been modified.
  20-NA-090 · Technical service bulletin · Engine and Engine Cooling · 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 · Electrical System · 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 a repair to correct a condition of Shudder/Surging While Driving.
  20-NA-142 · Technical service bulletin · Power Train · issued Jul 26, 2023
• Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles listed, built beginning December 2, 2…
  N222375791-06 · Technical service bulletin · Electrical System · issued Jul 25, 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 service bulletin advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds.
  22-NA-183 · Technical service bulletin · Tires · issued Jul 20, 2023
• This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL.
  23-NA-027 · Technical service bulletin · Electrical System · 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 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 service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs.
  23-NA-125 · Technical service bulletin · Equipment · issued Jul 12, 2023
• This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) â FAQs.
  23-NA-055 · Technical service bulletin · Equipment · 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 information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during t…
  23-NA-064 · Technical service bulletin · Equipment · issued Jun 30, 2023
• This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
  22-NA-053 · Technical service bulletin · Electrical System · 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 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 technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illumi…
  21-NA-005 · Technical service bulletin · Air Bags · 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 service bulletin provides repair information to update radio software to correct customer concerns of Software related issues.
  23-NA-042 · Technical service bulletin · Equipment · issued Jun 28, 2023
• This technical bulletin provides a procedure to locate and repair a transmission leak that may be coming from port plugs near the rear of the transmission.
  22-NA-137 · Technical service bulletin · Power Train · issued Jun 22, 2023
• This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel.
  23-NA-101 · Technical service bulletin · Equipment · 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
• Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022 model year vehicles listed …
  N222371151-09 · Technical service bulletin · Steering · issued Jun 19, 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 technical bulletin provides repair information to correct a customer concern of No Alert Tones from Rear Cross Traffic Alert.
  23-NA-013 · Technical service bulletin · Electrical System · issued Jun 12, 2023
• This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
  21-NA-061 · Technical service bulletin · Electrical System · issued Jun 12, 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 Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
  PIP5926 · Technical service bulletin · Power Train · issued Jun 7, 2023
• This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
  17-NA-374 · Technical service bulletin · Engine and Engine Cooling · issued Jun 7, 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 · Power Train · issued Jun 7, 2023
• This informational bulletin advises the tech on how to check for possible exhaust leaks.
  23-NA-061 · Technical service bulletin · Engine and Engine Cooling · issued Jun 5, 2023
• Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Th…
  N222375791-04 · Technical service bulletin · Electrical System · issued Jun 5, 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 · Equipment · 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