Chevrolet Trailblazer Service Bulletins (2023)
477 manufacturer communications on file.
- June 28, 2024•Document ID: 11004875Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 23-NA-058
- Date Added:
- July 17, 2024
- Manufacturer:
- CHEVROLET
SummaryThis bulletin provides a procedure to test the turbo wastegate regulator valve before replacing the turbo for a possible rattle and/or code concern.
Associated Products (6)Associated Documents - June 28, 2024•Document ID: 11004761Service Bulletin/Repair InstructionsENGINE; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 16-NA-383
- Date Added:
- July 16, 2024
- Manufacturer:
- CHEVROLET
SummaryThis 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 misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
Associated Products (139)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT4+ 119 moreAssociated Documents - June 18, 2024•Document ID: 11004624Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 22-NA-070
- Date Added:
- July 12, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
Associated Products (150)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 moreAssociated Documents - June 17, 2024•Document ID: 11004657Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-NA-108
- Date Added:
- July 12, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides a procedure to correct radio software concerns.
Associated Products (45)2024 Buick Enclave2024 Cadillac XT52024 Cadillac XT62023 Buick Enclave2023 Buick Encore GX2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2022 Buick Enclave+ 25 moreAssociated Documents - June 17, 2024•Document ID: 11004558Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 22-NA-018
- Date Added:
- July 12, 2024
- Manufacturer:
- GMC
SummaryThis service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
Associated Products (150)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 moreAssociated Documents - June 17, 2024•Document ID: 11004557Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 18-NA-099
- Date Added:
- July 12, 2024
- Manufacturer:
- CHEVROLET
SummaryThis bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
Associated Products (150)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 moreAssociated Documents - June 17, 2024•Document ID: 11004386Service Bulletin/Repair InstructionsUNKNOWN OR OTHER; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-NA-095
- Date Added:
- July 11, 2024
- Manufacturer:
- BUICK
SummaryThis technical bulletin provides a procedure to correct Drone Noise with RPM About 1600 RPM in Park or traveling - No DTCs.
Associated Products (6)Associated Documents - June 14, 2024•Document ID: 11002441Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 18-NA-125
- Date Added:
- June 28, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for engine oil life monitor operation calculation.
Associated Products (150)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista+ 130 moreAssociated Documents - June 8, 2024•Document ID: 11001972Service Bulletin/Repair InstructionsUNKNOWN OR OTHER; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 21-NA-068
- Date Added:
- June 22, 2024
- Manufacturer:
- CHEVROLET
SummaryThis warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
Associated Products (138)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT5+ 118 moreAssociated Documents - June 6, 2024•Document ID: 11002312Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 24-NA-098
- Date Added:
- June 25, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
Associated Products (138)2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT5+ 118 moreAssociated Documents - June 5, 2024•Document ID: 11002025Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 24-NA-021
- Date Added:
- June 24, 2024
- Manufacturer:
- BUICK
SummaryThis bulletin provides a procedure to replace the oil pump if the code noted was set do to the debris left in the pump during production.
Associated Products (6)Associated Documents - June 5, 2024•Document ID: 11001971Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 20-NA-016
- Date Added:
- June 22, 2024
- Manufacturer:
- CHEVROLET
SummaryThis Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.
Associated Products (135)2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 115 moreAssociated Documents - June 1, 2024•Document ID: 11001787Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 24-NA-009
- Date Added:
- June 18, 2024
- Manufacturer:
- CHEVROLET
SummaryThis 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 Forward gear, slipping, MIL.
Associated Products (13)Associated Documents - May 17, 2024•Document ID: 11001327Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 18-NA-125
- Date Added:
- June 8, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for engine oil life monitor operation calculation.
Associated Products (132)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro+ 112 moreAssociated Documents - May 16, 2024•Document ID: 11001380Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 23-NA-064
- Date Added:
- June 10, 2024
- Manufacturer:
- CADILLAC
SummaryThis 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.
Associated Products (135)2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 115 moreAssociated Documents - May 16, 2024•Document ID: 11001321Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 08-07-30-035H
- Date Added:
- June 7, 2024
- Manufacturer:
- GMC
SummaryThis bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
Associated Products (143)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT6+ 123 moreAssociated Documents - May 14, 2024•Document ID: 11001325Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 16-NA-119
- Date Added:
- June 7, 2024
- Manufacturer:
- CHEVROLET
SummaryThis warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
Associated Products (143)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT6+ 123 moreAssociated Documents - May 9, 2024•Document ID: 11000602Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 22-NA-070
- Date Added:
- May 31, 2024
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
Associated Products (143)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT6+ 123 moreAssociated Documents - May 7, 2024•Document ID: 11000576Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 09-00-89-008G
- Date Added:
- May 31, 2024
- Manufacturer:
- CHEVROLET
SummaryThis Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
Associated Products (143)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT6+ 123 moreAssociated Documents - May 6, 2024•Document ID: 11000599Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- 18-NA-067
- Date Added:
- May 31, 2024
- Manufacturer:
- GMC
SummaryThis service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
Associated Products (143)2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT6+ 123 moreAssociated Documents