GMC Hummer EV SUV Service Bulletins (2025)
105 manufacturer communications on file.
- May 14, 2025•Document ID: 11024487Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 23-NA-202
- Date Added:
- October 25, 2025
- Manufacturer:
- GMC
SummaryThis service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
Associated Products (7)Associated Documents - May 14, 2025•Document ID: 11023365Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- 18-NA-180
- Date Added:
- September 26, 2025
- Manufacturer:
- GMC
SummaryThis Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
Associated Products (21)2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup+ 1 moreAssociated Documents - May 9, 2025•Document ID: 11023266Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- PIE0836
- Date Added:
- September 23, 2025
- Manufacturer:
- CADILLAC
SummaryThis engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) illuminated on the Driver Information Center (DIC) and/or a no-start condition following a recent vehicle update.
Associated Products (9)Associated Documents - May 8, 2025•Document ID: 11023051Service Bulletin/Repair InstructionsFORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
- Mfr Comm. #:
- 25-NA-118
- Date Added:
- September 10, 2025
- Manufacturer:
- CHEVROLET
SummaryThis 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 regarding Automatic Emergency Braking (AEB) issues.
Associated Products (196)2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Equinox+ 176 moreAssociated Documents - May 3, 2025•Document ID: 11023058Service Bulletin/Repair InstructionsSTRUCTURE:BODY; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PIE0834
- Date Added:
- September 10, 2025
- Manufacturer:
- GMC
SummaryThis engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the hood will not latch, open and/or gets stuck, hood ajar message displayed on driver information center (DIC), DTCs P257D, P257E, P257F, B1C80, B1C81, B1C85, B1C89, B1C8C, B1C8D, B1CB5 , B1CBF set.
Associated Products (6)Associated Documents