GMC Sierra Service Bulletins (2020)
1,991 manufacturer communications on file.
- March 12, 2025•Document ID: 11017031Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 15-06-03-001F
- Date Added:
- April 15, 2025
- Manufacturer:
- CHEVROLET
SummaryThis 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.
Associated Products (581)2026 Cadillac Vistiq2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Colorado2025 Chevrolet Corvette+ 561 moreAssociated Documents - March 11, 2025•Document ID: 11016944Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- 19-NA-255
- Date Added:
- April 10, 2025
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
Associated Products (154)2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Express2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Savana2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Savana2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL+ 134 moreAssociated Documents - March 7, 2025•Document ID: 11016882Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIE0812A
- Date Added:
- April 9, 2025
- Manufacturer:
- CADILLAC
SummaryThis engineering information (EI) closure ends the need for gathering further information from technicians in regard to the vehicle having loss of power and/or having the MIL illuminated on DIC.
Associated Products (10)Associated Documents - March 5, 2025•Document ID: 11015567Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 17-NA-073
- Date Added:
- March 12, 2025
- Manufacturer:
- CHEVROLET
SummaryThis warranty administration bulletin provides information regarding the field action courtesy transportation policy.
Associated Products (548)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express+ 528 moreAssociated Documents - March 4, 2025•Document ID: 11015605Service Bulletin/Repair InstructionsSTRUCTURE:BODY; VISIBILITY/WIPER
- Mfr Comm. #:
- 24-NA-046
- Date Added:
- March 13, 2025
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
Associated Products (14)Associated Documents - March 4, 2025•Document ID: 11016942Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 25-NA-052
- Date Added:
- April 10, 2025
- Manufacturer:
- CHEVROLET
SummaryThis 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 oil in system.
Associated Products (546)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express2025 Chevrolet Malibu2025 Chevrolet Silverado2025 Chevrolet Suburban+ 526 moreAssociated Documents - March 2, 2025•Document ID: 11014622Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- PIP5966A
- Date Added:
- March 2, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
Associated Products (102)2024 Cadillac CT42024 Chevrolet Express2024 GMC Savana2023 Cadillac CT42023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Express2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Savana2023 GMC Sierra2022 Cadillac CT42022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Savana2022 GMC Sierra+ 82 moreAssociated Documents - March 2, 2025•Document ID: 11014621Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- PIP5966A
- Date Added:
- March 2, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
Associated Products (102)2024 Cadillac CT42024 Chevrolet Express2024 GMC Savana2023 Cadillac CT42023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Express2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Savana2023 GMC Sierra2022 Cadillac CT42022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Savana2022 GMC Sierra+ 82 moreAssociated Documents - February 28, 2025•Document ID: 11014643Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5901B
- Date Added:
- March 3, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development.
Associated Products (12)Associated Documents - February 28, 2025•Document ID: 11014640Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- PIT5689L
- Date Added:
- March 3, 2025
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
Associated Products (14)Associated Documents - February 25, 2025•Document ID: 11015409Service Bulletin/Repair InstructionsSUSPENSION; WHEELS
- Mfr Comm. #:
- 05-03-07-009L
- Date Added:
- March 8, 2025
- Manufacturer:
- CHEVROLET
SummaryThis service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
Associated Products (432)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express+ 412 moreAssociated Documents - February 22, 2025•Document ID: 11015146Service Bulletin/Repair InstructionsVISIBILITY/WIPER; STRUCTURE:BODY
- Mfr Comm. #:
- PIE0818
- Date Added:
- March 6, 2025
- Manufacturer:
- GMC
SummaryThis engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the outside rearview mirror skull cap missing.
Associated Products (12)Associated Documents - February 22, 2025•Document ID: 11015387Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 11-00-89-005Y
- Date Added:
- March 8, 2025
- Manufacturer:
- CADILLAC
SummaryThis Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
Associated Products (457)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express+ 437 moreAssociated Documents - February 22, 2025•Document ID: 11014461Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT6344
- Date Added:
- February 25, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
Associated Products (41)2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe+ 21 moreAssociated Documents - February 21, 2025•Document ID: 11014457Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT4506H
- Date Added:
- February 25, 2025
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
Associated Products (55)2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 Chevrolet Suburban2018 GMC Sierra2017 Chevrolet Silverado2017 Chevrolet Suburban2017 GMC Sierra+ 35 moreAssociated Documents - February 20, 2025•Document ID: 11015042Service Bulletin/Repair InstructionsSUSPENSION
- Mfr Comm. #:
- 19-NA-129
- Date Added:
- March 5, 2025
- Manufacturer:
- CHEVROLET
SummaryThis technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
Associated Products (14)Associated Documents - February 20, 2025•Document ID: 11015382Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- 05-08-51-001L
- Date Added:
- March 8, 2025
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
Associated Products (457)2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express+ 437 moreAssociated Documents - February 20, 2025•Document ID: 11014455Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIP5358D
- Date Added:
- February 25, 2025
- Manufacturer:
- CADILLAC
SummaryThis Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
Associated Products (801)2025 Chevrolet Silverado2024 Chevrolet Silverado2023 Chevrolet Silverado2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu+ 781 moreAssociated Documents - February 19, 2025•Document ID: 11014579Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS; STRUCTURE:BODY
- Mfr Comm. #:
- 22-NA-068
- Date Added:
- February 28, 2025
- Manufacturer:
- GMC
SummaryThis technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
Associated Products (14)Associated Documents - February 18, 2025•Document ID: 11014449Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- PIT5744E
- Date Added:
- February 25, 2025
- Manufacturer:
- GMC
SummaryThis Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
Associated Products (14)Associated Documents