2025 Chevrolet Blazer service bulletins & manufacturer communications

173 manufacturer communications are on file with NHTSA for the 2025 Chevrolet Blazer. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.

• This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
  PIT6110K · Technical service bulletin · Unknown OR Other · issued Jul 28, 2026
• PI to help diagnose A/C concern
  PIT5099J · Technical service bulletin · Unknown OR Other · issued Jul 21, 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 preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing…
  PIT6503A · Technical service bulletin · Unknown OR Other · issued Jun 3, 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 PI explains that the T18, Battery charger drive power distribution control modules are on parts restriction thru TAC.
  PIP6103B · Technical service bulletin · Unknown OR Other · issued May 15, 2026
• This Preliminary information communicates to dealers a procedure to reset the radio.
  PIC6540J · Technical service bulletin · Unknown OR Other · issued May 14, 2026
• The document makes technicians aware of a valvetrain tick noise that is created by one or more soft hydraulic valve lash adjusters. The soft lash adjuster concern is due to debris …
  PIP6101B · Technical service bulletin · Unknown OR Other · issued May 11, 2026
• This Preliminary information communicates to dealers a procedure to reset the radio.
  PIC6540H · Technical service bulletin · Unknown OR Other · issued May 11, 2026
• PI created to guide technicians through radio restriction process
  PIC6626A · 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 to dealers a procedure to reset the radio.
  PIC6540G · Technical service bulletin · Unknown OR Other · issued Apr 30, 2026
• This Preliminary information communicates to dealers a procedure to reset the radio.
  PIC6540G · Technical service bulletin · Unknown OR Other · issued Apr 30, 2026
• This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing…
  PIT6503 · Technical service bulletin · Unknown OR Other · issued Apr 14, 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 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
• The document makes technicians aware of a valvetrain tick noise that is created by one or more soft hydraulic valve lash adjusters. The soft lash adjuster concern is due to debris …
  PIP6101A · Technical service bulletin · Unknown OR Other · issued Mar 3, 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 the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841J · Technical service bulletin · Unknown OR Other · issued Feb 12, 2026
• This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841H · Technical service bulletin · Unknown OR Other · issued Feb 4, 2026
• PI created to guide technicians through radio restriction process
  PIC6626 · Technical service bulletin · Unknown OR Other · issued Jan 28, 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 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 is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to any…
  PIT6457B · Technical service bulletin · Unknown OR Other · issued Jan 12, 2026
• This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841G · Technical service bulletin · Unknown OR Other · issued Jan 10, 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 communicates to dealers a procedure to reset the radio.
  PIC6540F · Technical service bulletin · Unknown OR Other · issued Dec 31, 2025
• This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841G · Technical service bulletin · Unknown OR Other · issued Dec 17, 2025
• This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to any…
  PIT6457A · Technical service bulletin · Unknown OR Other · issued Dec 12, 2025
• Improvements to OnStar functionality. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package…
  N25-250552 · Technical service bulletin · Unknown OR Other · issued Dec 3, 2025
• This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to any…
  PIT6457 · Technical service bulletin · Unknown OR Other · issued Nov 25, 2025
• This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehic…
  PIT5214G · Technical service bulletin · Unknown OR Other · issued Nov 20, 2025
• This Preliminary information communicates 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
• 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 information provides software update information for the K73 Telematics module to correct the symptoms described.
  PIT6411B · Technical service bulletin · Unknown OR Other · issued Oct 1, 2025
• This PI gives the dealer direction on a shudder shake low speed for a possible fluid condition.
  PIP6087 · Technical service bulletin · Unknown OR Other · issued Sep 15, 2025
• New Vehicle Monitoring Programs Section in IVH
  13598 · Technical service bulletin · Unknown OR Other · issued Sep 9, 2025
• This Preliminary information communicates a possible issue with an engine timing chain, gear or crankshaft key.
  PIP6085 · Technical service bulletin · Unknown OR Other · issued Sep 8, 2025
• Certain vehicles may have a condition in which the Front Right Brake Line Fitting is torqued under specification. Dealers are to tighten the Front Right Brake Line Fitting to the s…
  N252519910 · Service campaign · Service Brakes · issued Aug 27, 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 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 preliminary information PI states to not replace anything at the dealership for this concern and engineering is investigating.
  PIT6274C · Technical service bulletin · Unknown OR Other · issued Jul 16, 2025
• This preliminary information PI states to not replace anything at the dealership for this concern and engineering is investigating.
  PIT6274C · Technical service bulletin · Unknown OR Other · issued Jul 16, 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…
  PIT5074S · Technical service bulletin · Unknown OR Other · issued Jul 16, 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
• Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehi…
  N252494770 · Service campaign · Unknown OR Other · issued Jun 17, 2025
• This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
  PIT6180A · Technical service bulletin · Unknown OR Other · issued Jun 10, 2025
• This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
  PIP4902S · Technical service bulletin · Unknown OR Other · issued Jun 9, 2025
• This service bulletin provides information on Tire Sidewall Irregularities.
  25-NA-156 · Technical service bulletin · Wheels · issued Jun 7, 2025
• This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
  00-06-01-026R · Technical service bulletin · Engine · issued Jun 5, 2025
• This 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
• 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 on the Service Safety Restraint Message displayed on the DIC Airbag malfunction indicator illuminated.
  25-NA-119 · Technical service bulletin · Air Bags · issued May 9, 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 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 warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
  22-NA-242 · Technical service bulletin · Electrical System · issued Apr 24, 2025
• This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emissio…
  25-NA-100 · Technical service bulletin · Engine · issued Apr 18, 2025
• This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
  PI0281L · Technical service bulletin · Steering · issued Apr 17, 2025
• This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841F · Technical service bulletin · Unknown OR Other · issued Apr 16, 2025
• This Preliminary information communicates how to recover the Image Processing Module.
  PIC6552E · Technical service bulletin · Unknown OR Other · issued Apr 16, 2025
• This technical bulletin provides repair information to correct a customer concern of Remote-Control Door Lock and Theft Deterrent Transmitter Chevrolet Black Bowtie Poor Appearance…
  25-NA-039 · Technical service bulletin · Unknown OR Other · issued Apr 15, 2025
• This engineering information (EI Lite) ends the need for gathering further information using the Field Product Reporting (FPR) App process for vehicles where customers comment on h…
  PIE0794E · Technical service bulletin · Engine · issued Apr 14, 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 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 Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841E · Technical service bulletin · Unknown OR Other · 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 possible concern with installation of the crankcase pressure sensor from the assembly plant.
  PIP6055 · Technical service bulletin · Engine · 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
• 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 warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
  22-NA-242 · Technical service bulletin · Electrical System · issued Mar 28, 2025
• This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
  PIP5841E · Technical service bulletin · Engine · issued Mar 27, 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 provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4…
  24-NA-098 · Technical service bulletin · Unknown OR Other · issued Mar 21, 2025
• This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
  25-NA-065 · Technical service bulletin · Steering · issued Mar 21, 2025
• This Preliminary information communicates A vehicle may be encountered with door chimes, dome lamps, mirrors inop or a radio that will not shut off when the door is opened. The tec…
  PIT6354 · Technical service bulletin · Unknown OR Other · issued Mar 21, 2025
• This bulletin provides information on Wiper Blade Maintenance Tips.
  24-NA-164 · Technical service bulletin · Visibility/wiper · issued Mar 20, 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 service bulletin provides repair information to correct a customer concern of Vehicle Will Lock and Unlock (Active Functions Work) but Will Not Crank or Start (Loss of Passive…
  23-NA-164 · Technical service bulletin · Electrical System · issued Mar 14, 2025
• This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
  25-NA-001 · Technical service bulletin · Power Train · issued Mar 13, 2025
• This service bulletin provides repair information to correct a customer concern of No Crank, No Start, Quick Start/Stall, No FOB Detected, Key FOBs Inoperative, B3924 00, B3925 00,…
  23-NA-163 · Technical service bulletin · Electrical System · 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 repair information to correct a customer concern of a transmission fluid leak.
  25-NA-001 · Technical service bulletin · Power Train · issued Mar 5, 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 bulletin provides information on Wiper Blade Maintenance Tips.
  24-NA-164 · Technical service bulletin · Visibility/wiper · issued Feb 26, 2025
• This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
  05-03-07-009L · Technical service bulletin · Suspension · issued Feb 25, 2025
• This Preliminary information communicates a possible issue with the active fuel management rockers causing a misfire and the correction for this concern.
  PIP5824D · Technical service bulletin · Engine · issued Feb 25, 2025
• This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
  11-00-89-005Y · Technical service bulletin · Unknown OR Other · issued Feb 22, 2025
• This 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 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 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 that a dealer may install the perimeter rocker lighting kit and find that it will not illuminate. The dealer is advised that updated softw…
  PIT6280A · Technical service bulletin · Structure · issued Feb 13, 2025
• This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
  25-NA-001 · Technical service bulletin · Power Train · issued Feb 12, 2025
• This service bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.
  23-NA-086 · Technical service bulletin · Exterior Lighting · issued Feb 12, 2025
• This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
  24-NA-048 · Technical service bulletin · Forward Collision Avoidance · issued Feb 6, 2025
• This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
  25-NA-001 · Technical service bulletin · Power Train · issued Feb 5, 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 · Engine · 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 · Unknown OR Other · 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 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 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
• 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 service bulletin provides diagnostic repair information to correct an oil leak in the engine.
  21-NA-240 · Technical service bulletin · Engine · issued Jan 18, 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 engineering information (EI Lite) ends the need for gathering further information using the Field Product Reporting (FPR) App process for vehicles where customers comment on h…
  PIE0794D · Technical service bulletin · Engine · issued Jan 15, 2025
• This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
  25-NA-001 · Technical service bulletin · Power Train · issued Jan 10, 2025
• This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
  09-06-04-026Z · Technical service bulletin · Power Train · issued Jan 9, 2025
• This Preliminary information communicates to dealership technicians that if they have a customer with this issue, do not replace any parts until the repair is available.
  PIT6274B · Technical service bulletin · Unknown OR Other · 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 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
• 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 communicates Thus the active safety systems maybe inoperable and to perform a module reset to correct.
  PIC6587 · Technical service bulletin · Unknown OR Other · issued Dec 6, 2024
• This Preliminary information communicates how to recover the Image Processing Module.
  PIC6552D · Technical service bulletin · Unknown OR Other · issued Dec 6, 2024
• This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working and/or Blows Warm Air.
  24-NA-259 · Technical service bulletin · Visibility/wiper · issued Nov 27, 2024
• This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
  08-07-30-035I · Technical service bulletin · Power Train · issued Nov 27, 2024
• This 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 · Electrical System · issued Nov 25, 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 possible transmission fluid leak in the torque converter housing area from loose pump bolts.
  PIP6025 · Technical service bulletin · Power Train · issued Nov 21, 2024
• This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation.
  21-NA-181 · Technical service bulletin · Power Train · issued Nov 18, 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 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 service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.
  23-NA-021 · Technical service bulletin · Power Train · issued Oct 29, 2024
• This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
  24-NA-239 · Technical service bulletin · Electrical System · 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 the potential for dtc P2B81 to be set as current or in history due to increased friction in the wastegate valve.
  PIP6007A · Technical service bulletin · Engine · issued Oct 25, 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…
  PIT6265 · Technical service bulletin · Unknown OR Other · issued Oct 24, 2024
• This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).
  20-NA-136 · Technical service bulletin · Power Train · issued Oct 24, 2024
• This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or…
  21-NA-169 · Technical service bulletin · Power Train · issued Oct 23, 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 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 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 warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
  22-NA-244 · Technical service bulletin · Unknown OR Other · 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 · Unknown OR Other · issued Oct 3, 2024
• This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
  99-00-89-019Z · Technical service bulletin · Unknown OR Other · issued Oct 3, 2024
• This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
  20-NA-132 · Technical service bulletin · Electrical System · issued Oct 3, 2024
• This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
  23-NA-154 · Technical service bulletin · Unknown OR Other · issued Oct 2, 2024
• This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
  07-00-89-037T · Technical service bulletin · Unknown OR Other · issued Oct 2, 2024
• This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. …
  PIT5551P · Technical service bulletin · Forward Collision Avoidance · issued Oct 1, 2024
• This technical bulletin provides a procedure to correct the condition of Excessive Waviness, Wrinkling or Sag in the Sunroof Sunshade.
  24-NA-207 · Technical service bulletin · Structure · issued Oct 1, 2024
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051J · Technical service bulletin · Engine · issued Sep 27, 2024
• This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
  04-06-04-051J · Technical service bulletin · Engine · issued Sep 27, 2024
• This service bulletin provides a procedure to correct a customer concern of Shudders or Shakes at Low Speeds.
  23-NA-072 · Technical service bulletin · Power Train · 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 bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and inf…
  20-NA-138 · Technical service bulletin · Power Train · issued Sep 17, 2024
• This service bulletin 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 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 engineering information (EI Lite) asks the technicians that if you encounter a vehicle where customers comment on having oil leaking from the oil pan that drives a warrantable…
  PIE0794C · Technical service bulletin · Engine · issued Sep 13, 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 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
• 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
• This bulletin provides information on Wiper Blade Maintenance Tips.
  24-NA-164 · Technical service bulletin · Visibility/wiper · 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 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