Technical Service Bulletins (TSBs) for the 2024 Trailblazer are official communications between Chevrolet & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #PIC6539

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10251695

      This Preliminary information communicates to the technician the normal operation of the heated steering wheel during a remote start event. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      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. Read More »

    SUSPENSION

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      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. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #20-NA-121

      Date Announced:
      FEB 27, 2024
      NHTSA ID:
      #10251350

      This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote ... Read More »

    • TSB #19-NA-223

      Date Announced:
      OCT 03, 2023
      NHTSA ID:
      #10244275

      This service bulletin provides information for dealers/technicians on a normal characteristic of Brake Pedal - Excessive Click Noise with Slight Press of the Brake Pedal. Read More »

    PARKING BRAKE

    • TSB #PIC6509B

      Date Announced:
      OCT 09, 2023
      NHTSA ID:
      #10245995

      This Preliminary information communicates to the dealer on what to do if a loose or missing tow eye bolt cover is found. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #24-NA-064

      Date Announced:
      APR 02, 2024
      NHTSA ID:
      #10252991

      This service bulletin advises the tech to re-program the ECM to correct a customer concern of the MIL Illuminated w/DTCs P0324 and/or P0116 Set. Read More »

    • TSB #16-NA-383

      Date Announced:
      MAR 13, 2024
      NHTSA ID:
      #10251890

      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 misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #22-NA-074

      Date Announced:
      FEB 22, 2024
      NHTSA ID:
      #10250775

      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 of debris has flowed throughout the oiling system. Read More »

    • TSB #16-NA-222

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250503

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #16-NA-338

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10250347

      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 explains the PQC process, GWM Transaction submission, ... Read More »

    • TSB #20-NA-024

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250272

      This service bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. Read More »

    • TSB #23-NA-214

      Date Announced:
      JAN 26, 2024
      NHTSA ID:
      #10250258

      This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number Interchangeability. Read More »

    • TSB #PI1394B

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249579

      This PI bulletin advises the technician on the proper way to install the pistons in an engine. Read More »

    • TSB #23-NA-122

      Date Announced:
      DEC 18, 2023
      NHTSA ID:
      #10248716

      This service bulletin provides a procedure to fix an oil leak from a porous area at the cylinder head and how to fix it so that the engine does not have to be replaced. Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-214

      Date Announced:
      DEC 07, 2023
      NHTSA ID:
      #10247194

      This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number Interchange. Read More »

    • TSB #PIP5947A

      Date Announced:
      DEC 07, 2023
      NHTSA ID:
      #10249275

      This Preliminary information communicates to the dealers information related to potential failed engine camshaft cover causing excessive engine oil consumption and blue smoke from the exhaust system at low mileage. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »

    • TSB #01-06-01-011O

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10244273

      This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #17-NA-157

      Date Announced:
      SEP 08, 2023
      NHTSA ID:
      #10242844

      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. Read More »

    • TSB #23-NA-153

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242843

      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 that it is normal for the delay. Read More »

    • TSB #18-NA-073

      Date Announced:
      AUG 24, 2023
      NHTSA ID:
      #10242262

      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 prevent unnecessary engine replacement. Read More »

    • TSB #PIE0750A

      Date Announced:
      AUG 16, 2023
      NHTSA ID:
      #10242258

      This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Service Engine Soon (SES) lamp illuminated on Driver Information Center (DIC). Read More »

    • TSB #23-NA-141

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242204

      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 debris in bolt holes or if found that the block was damaged ... Read More »

    • TSB #16-NA-222

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242070

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      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. Read More »

    • TSB #04-06-04-051H

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241417

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »

    • TSB #09-06-04-026X

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240359

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #01-06-01-011N

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239101

      This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #04-07-30-013E

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10237846

      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 filter use. Read More »

    • TSB #18-NA-073

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233969

      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 prevent unnecessary engine replacement. Read More »

    • TSB #00-06-01-026Q

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233830

      This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

    • TSB #PIP5938

      Date Announced:
      AUG 22, 2023
      NHTSA ID:
      #10242307

      This Preliminary information communicates information regarding normal debris that could be found in the engine oil or engine oil pan during service generated by the wet belt system wear in. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR

    • TSB #PIP5947

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10246028

      This Preliminary information communicates to the dealers information related to potential failed engine camshaft cover causing excessive engine oil consumption and blue smoke from the exhaust system at low mileage. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #19-NA-044

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250505

      This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #19-NA-044

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250505

      This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy. Read More »

    • TSB #04-06-04-051H

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241417

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »

    • TSB #05-06-04-022U

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234164

      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 and the TOP TIER FUELS website URL. Read More »

    FUEL SYSTEM, DIESEL

    • TSB #05-06-04-022U

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234164

      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 and the TOP TIER FUELS website URL. Read More »

    FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

    • TSB #05-06-04-022U

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234164

      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 and the TOP TIER FUELS website URL. Read More »

    POWER TRAIN

    • TSB #24-NA-009

      Date Announced:
      MAR 25, 2024
      NHTSA ID:
      #10252824

      This service bulletin advises the technician to replace valve body first to determine if that is the issue for and if not, to inspect internal parts of transmission for any signs of abnormal wear to correct customer concerns of Loss of ... Read More »

    • TSB #23-NA-135

      Date Announced:
      MAR 19, 2024
      NHTSA ID:
      #10252118

      This informational bulletin advises the changes to some of the 9-speed oil control changes from previous years. Read More »

    • TSB #21-NA-003

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251351

      This service bulletin provides a repair procedure to correct a customer concern of Loss of and/or Reduced Propulsion. Read More »

    • TSB #16-NA-338

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10250347

      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 explains the PQC process, GWM Transaction submission, ... Read More »

    • TSB #PIP5958

      Date Announced:
      JAN 16, 2024
      NHTSA ID:
      #10249983

      This Preliminary information communicates the process for recording transmission noises using the PicoScope For review Read More »

    • TSB #PI1394B

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249579

      This PI bulletin advises the technician on the proper way to install the pistons in an engine. Read More »

    • TSB #23-NA-021

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245570

      This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle. Read More »

    • TSB #20-NA-120

      Date Announced:
      NOV 07, 2023
      NHTSA ID:
      #10245401

      This informational bulletin explains how to check if the pulley and/or drive chain has any damage caused by low fluid or a code set that causes the transmission to default maxing out pressure. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »

    • TSB #23-NA-153

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242843

      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 that it is normal for the delay. Read More »

    • TSB #23-NA-135

      Date Announced:
      AUG 16, 2023
      NHTSA ID:
      #10242248

      This informational bulletin advises the changes to some of the 9-speed automatic transmission oil control changes from previous years. Read More »

    • TSB #21-NA-181

      Date Announced:
      AUG 08, 2023
      NHTSA ID:
      #10242106

      This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation. Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      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. Read More »

    • TSB #21-NA-169

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241856

      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 history related to the control solenoids and valves. Read More »

    • TSB #23-NA-135

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240364

      This informational bulletin advises the changes to some of the 9-speed oil control changes from previous years. Read More »

    • TSB #17-NA-066

      Date Announced:
      JUL 21, 2023
      NHTSA ID:
      #10239647

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #17-NA-066

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239103

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #04-07-30-013E

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10237846

      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 filter use. Read More »

    • TSB #08-07-30-026H

      Date Announced:
      MAY 30, 2023
      NHTSA ID:
      #10237387

      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 accompanied by a clunk noise. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #21-NA-169

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241856

      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 history related to the control solenoids and valves. Read More »

    • TSB #17-NA-066

      Date Announced:
      JUL 21, 2023
      NHTSA ID:
      #10239647

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    ELECTRICAL SYSTEM

    • TSB #23-NA-064

      Date Announced:
      APR 16, 2024
      NHTSA ID:
      #10254014

      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 transit and or long period of stand time at the dealerships. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 10, 2024
      NHTSA ID:
      #10253527

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #24-NA-064

      Date Announced:
      APR 02, 2024
      NHTSA ID:
      #10252991

      This service bulletin advises the tech to re-program the ECM to correct a customer concern of the MIL Illuminated w/DTCs P0324 and/or P0116 Set. Read More »

    • TSB #10-08-45-001H

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252735

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #24-NA-009

      Date Announced:
      MAR 25, 2024
      NHTSA ID:
      #10252824

      This service bulletin advises the technician to replace valve body first to determine if that is the issue for and if not, to inspect internal parts of transmission for any signs of abnormal wear to correct customer concerns of Loss of ... Read More »

    • TSB #20-NA-121

      Date Announced:
      FEB 27, 2024
      NHTSA ID:
      #10251350

      This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote ... Read More »

    • TSB #21-NA-003

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251351

      This service bulletin provides a repair procedure to correct a customer concern of Loss of and/or Reduced Propulsion. Read More »

    • TSB #23-NA-055

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250276

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-189

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10250278

      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 Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #PI0592I

      Date Announced:
      JAN 08, 2024
      NHTSA ID:
      #10249535

      This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-145

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10246479

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-204

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10246274

      This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message Intermittently Displayed on the DIC. Read More »

    • TSB #23-NA-021

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245570

      This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245252

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-189

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10245248

      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 Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 19, 2023
      NHTSA ID:
      #10245233

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-145

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10244173

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-145

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242253

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #16-NA-222

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242070

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #23-NA-135

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240364

      This informational bulletin advises the changes to some of the 9-speed oil control changes from previous years. Read More »

    • TSB #09-06-04-026X

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240359

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #23-NA-125

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239645

      This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs. Read More »

    • TSB #23-NA-055

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239638

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #23-NA-064

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239116

      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 transit and or long period of stand time at the dealerships. Read More »

    • TSB #13-08-116-001I

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239102

      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 diagnostic methods to identify them. Read More »

    • TSB #22-NA-242

      Date Announced:
      JUN 16, 2023
      NHTSA ID:
      #10239048

      This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers. Read More »

    • TSB #21-NA-061

      Date Announced:
      JUN 12, 2023
      NHTSA ID:
      #10239039

      This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs. Read More »

    ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS

    • TSB #PIT5962A

      Date Announced:
      DEC 15, 2023
      NHTSA ID:
      #10249294

      This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #A23-241580

      Date Announced:
      OCT 17, 2023
      NHTSA ID:
      #10244330

      '(There may be future updates under this same release number.) Your vehicle keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: a?? Updates made to the center display and ... Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #A23-241580

      Date Announced:
      OCT 17, 2023
      NHTSA ID:
      #10244330

      '(There may be future updates under this same release number.) Your vehicle keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: a?? Updates made to the center display and ... Read More »

    • TSB #23-NA-145

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10244173

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    EXTERIOR LIGHTING

    • TSB #02-08-42-001J

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249011

      This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #23-NA-086

      Date Announced:
      NOV 02, 2023
      NHTSA ID:
      #10245352

      This informational bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage. Read More »

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    SEAT BELTS

    • TSB #99-09-40-005I

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10239755

      This service bulletin provides information on availability for a seat belt extender. Read More »

    STRUCTURE

    • TSB #20-NA-121

      Date Announced:
      FEB 27, 2024
      NHTSA ID:
      #10251350

      This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote ... Read More »

    • TSB #PI0281K

      Date Announced:
      JAN 18, 2024
      NHTSA ID:
      #10250244

      This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #23-NA-218

      Date Announced:
      DEC 14, 2023
      NHTSA ID:
      #10247551

      This service bulletin provides repair information to correct a customer concern of a Rear Side Door Weatherstrip Coming Loose. Read More »

    • TSB #99-08-51-001F

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239124

      This service bulletin provides information on Paintless Dent Repair Process. Read More »

    • TSB #22-NA-018

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234147

      This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). Read More »

    STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS

    • TSB #23-NA-218

      Date Announced:
      DEC 14, 2023
      NHTSA ID:
      #10247551

      This service bulletin provides repair information to correct a customer concern of a Rear Side Door Weatherstrip Coming Loose. Read More »

    TIRES

    • TSB #20-NA-159

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244202

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    WHEELS

    • TSB #00-03-10-006P

      Date Announced:
      APR 18, 2024
      NHTSA ID:
      #10253770

      This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV). Read More »

    • TSB #17-NA-052

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253526

      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. Read More »

    • TSB #20-NA-121

      Date Announced:
      FEB 27, 2024
      NHTSA ID:
      #10251350

      This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote ... Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns. Read More »

    • TSB #20-NA-159

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245250

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #17-NA-170

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10244274

      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. Read More »

    • TSB #20-NA-159

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244202

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #12-03-10-001E

      Date Announced:
      MAY 22, 2023
      NHTSA ID:
      #10237340

      This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel). Read More »

    TRAILER HITCHES

    • TSB #PIC6509C

      Date Announced:
      NOV 29, 2023
      NHTSA ID:
      #10247375

      This Preliminary information communicates to the dealer on what to do if a loose or missing tow eye bolt cover is found. Read More »

    SEATS

    • TSB #PIT6117

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10249998

      This Preliminary information communicates what actions the technician should take when the heated seat enabling feature is missing from the personalization menu. Read More »

    BACK OVER PREVENTION:SOFTWARE

    • TSB #23-NA-145

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10246479

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    EQUIPMENT

    • TSB #23-NA-064

      Date Announced:
      APR 16, 2024
      NHTSA ID:
      #10254014

      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 transit and or long period of stand time at the dealerships. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 10, 2024
      NHTSA ID:
      #10253527

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #17-NA-052

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253526

      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. Read More »

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #07-00-89-037S

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10251888

      This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »

    • TSB #11-00-89-005X

      Date Announced:
      MAR 10, 2024
      NHTSA ID:
      #10251889

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #20-NA-121

      Date Announced:
      FEB 27, 2024
      NHTSA ID:
      #10251350

      This service bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant to correct customer concerns of Various Electrical Issues, No Start, Stall, Brake Lamp Not Off, Radio Inoperative, Remote ... Read More »

    • TSB #20-NA-024

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250272

      This service bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. Read More »

    • TSB #23-NA-055

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250276

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-189

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10250278

      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 Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #23-NA-219

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10247552

      This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-145

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10246479

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-204

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10246274

      This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message Intermittently Displayed on the DIC. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #23-NA-086

      Date Announced:
      NOV 02, 2023
      NHTSA ID:
      #10245352

      This informational bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage. Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245252

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-189

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10245248

      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 Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 19, 2023
      NHTSA ID:
      #10245233

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-154

      Date Announced:
      SEP 21, 2023
      NHTSA ID:
      #10244174

      This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #23-NA-145

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10244173

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #18-NA-306

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242207

      This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #23-NA-145

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242253

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #09-00-89-016H

      Date Announced:
      AUG 15, 2023
      NHTSA ID:
      #10242206

      This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014. Read More »

    • TSB #01-00-89-010R

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241415

      This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern. Read More »

    • TSB #21-NA-026

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10239658

      This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen. Read More »

    • TSB #23-NA-125

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239645

      This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs. Read More »

    • TSB #23-NA-055

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239638

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-064

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239116

      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 transit and or long period of stand time at the dealerships. Read More »

    • TSB #16-NA-158

      Date Announced:
      JUN 14, 2023
      NHTSA ID:
      #10238190

      This service bulletin describes the U.S. Dealer Special Tool Loan Program process. Read More »

    • TSB #22-NA-244

      Date Announced:
      MAY 22, 2023
      NHTSA ID:
      #10237349

      This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #22-NA-018

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234147

      This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #PIT6097C

      Date Announced:
      JAN 31, 2024
      NHTSA ID:
      #10250007

      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 their phone to the lastest ISO update. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #23-NA-145

      Date Announced:
      OCT 19, 2023
      NHTSA ID:
      #10245233

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    • TSB #23-NA-145

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10244173

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT

    • TSB #PIC6486D

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10251692

      This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution. Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245252

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

    • TSB #PIC6486D

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10251692

      This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution. Read More »

    • TSB #23-NA-145

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245252

      This service bulletin provides repair information to correct Radio Software issues with software update version 167.5. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #PIC6486E

      Date Announced:
      MAR 22, 2024
      NHTSA ID:
      #10253104

      This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution. Read More »

    • TSB #23-NA-103

      Date Announced:
      MAR 21, 2024
      NHTSA ID:
      #10252126

      This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC). Read More »

    • TSB #24-NA-040

      Date Announced:
      MAR 04, 2024
      NHTSA ID:
      #10251635

      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 never be sent by air transportation to the WPC. Read More »

    • TSB #A232425160

      Date Announced:
      JAN 23, 2024
      NHTSA ID:
      #10249170

      Customer Satisfaction Program - Certain vehicles may have a condition in which customers were charged for a front fascia bowtie that did not fit the vehicle. Read More »

    • TSB #18-NA-099

      Date Announced:
      JAN 16, 2024
      NHTSA ID:
      #10249590

      This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »

    • TSB #23-NA-219

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10247552

      This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. Read More »

    • TSB #05-00-89-029F

      Date Announced:
      OCT 11, 2023
      NHTSA ID:
      #10244326

      This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations. Read More »

    • TSB #99-00-89-019Y

      Date Announced:
      OCT 03, 2023
      NHTSA ID:
      #10244315

      This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. Read More »

    • TSB #22-NA-038

      Date Announced:
      OCT 02, 2023
      NHTSA ID:
      #10244276

      This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #02-00-89-002W

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244200

      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). Read More »

    • TSB #23-NA-154

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10243717

      This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #18-NA-306

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242842

      This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #23-NA-103

      Date Announced:
      JUN 08, 2023
      NHTSA ID:
      #10237960

      This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC). Read More »

    • TSB #02-00-89-002V

      Date Announced:
      JUN 01, 2023
      NHTSA ID:
      #10237841

      This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only). Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #21-NA-061

      Date Announced:
      JUN 12, 2023
      NHTSA ID:
      #10239039

      This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs. Read More »

    UNKNOWN OR OTHER

    • TSB #22-NA-038

      Date Announced:
      APR 12, 2024
      NHTSA ID:
      #10253725

      This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #17-NA-073

      Date Announced:
      MAR 01, 2024
      NHTSA ID:
      #10251513

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #PIT5962A

      Date Announced:
      DEC 15, 2023
      NHTSA ID:
      #10249294

      This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses. Read More »