GMC Hummer EV Pickup Service Bulletins (2025)

391 manufacturer communications on file.

• April 5, 2025•Document ID: 11017684

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  PIE0826

  Date Added:

  May 3, 2025

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) is requesting pictures from technicians in regard to center hood molding being loose and/or potentially detaching from vehicle.

  Associated Products (2)

  2025 GMC Hummer EV Pickup2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11017684-0001.pdf↗
• April 4, 2025•Document ID: 11017518

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  24-NA-028

  Date Added:

  May 2, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on Power Tonneau Cover Diagnostic Tips.

  Associated Products (4)

  2025 GMC Hummer EV Pickup2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11017518-0001.pdf↗
• April 3, 2025•Document ID: 11017595

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  25-NA-087

  Date Added:

  May 2, 2025

  Manufacturer:

  CADILLAC

  Summary

  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.

  Associated Products (543)

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  Associated Documents

  • DownloadMC-11017595-0001.pdf↗
• April 2, 2025•Document ID: 11017178

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N25-F172AE

  Date Added:

  April 24, 2025

  Manufacturer:

  GMC

  Summary

  Great News! Your vehicle keeps getting better. This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops™ 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 is onboard the vehicle. Do not service your vehicle during installation.

  Associated Products (1)

  2025 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11017178-0001.pdf↗
• March 31, 2025•Document ID: 11017244

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  13-08-116-001K

  Date Added:

  April 25, 2025

  Manufacturer:

  CADILLAC

  Summary

  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.

  Associated Products (581)

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  Associated Documents

  • DownloadMC-11017244-0001.pdf↗
• March 29, 2025•Document ID: 11017246

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  22-NA-096

  Date Added:

  April 26, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built In Radio.

  Associated Products (51)

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  Associated Documents

  • DownloadMC-11017246-0001.pdf↗
• March 28, 2025•Document ID: 11017247

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-242

  Date Added:

  April 26, 2025

  Manufacturer:

  GMC

  Summary

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

  Associated Products (145)

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  Associated Documents

  • DownloadMC-11017247-0001.pdf↗
• March 26, 2025•Document ID: 11017260

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-143

  Date Added:

  April 28, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.

  Associated Products (20)

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  Associated Documents

  • DownloadMC-11017260-0001.pdf↗
• March 24, 2025•Document ID: 11016160

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5981E

  Date Added:

  April 1, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.

  Associated Products (20)

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  Associated Documents

  • DownloadMC-11016160-0001.pdf↗
• March 24, 2025•Document ID: 11016155

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6353

  Date Added:

  April 1, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates Proper NACS charging adaptor usage.

  Associated Products (29)

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  Associated Documents

  • DownloadMC-11016155-0001.pdf↗
• March 21, 2025•Document ID: 11017207

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-098

  Date Added:

  April 24, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This 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.

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  Associated Documents

  • DownloadMC-11017207-0001.pdf↗
• March 21, 2025•Document ID: 11017173

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; SERVICE BRAKES; STEERING

  Mfr Comm. #:

  25-NA-065

  Date Added:

  April 24, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.

  Associated Products (496)

  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 Corvette+ 476 more
  Associated Documents

  • DownloadMC-11017173-0001.pdf↗
• March 20, 2025•Document ID: 11017050

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  24-NA-164

  Date Added:

  April 15, 2025

  Manufacturer:

  GMC

  Summary

  This bulletin provides information on Wiper Blade Maintenance Tips.

  Associated Products (111)

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  Associated Documents

  • DownloadMC-11017050-0001.pdf↗
• March 14, 2025•Document ID: 11017016

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  08-03-10-006I

  Date Added:

  April 15, 2025

  Manufacturer:

  CHEVROLET

  Summary

  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 Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.

  Associated Products (545)

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  Associated Documents

  • DownloadMC-11017016-0001.pdf↗
• March 12, 2025•Document ID: 11017031

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-06-03-001F

  Date Added:

  April 15, 2025

  Manufacturer:

  CHEVROLET

  Summary

  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.

  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 more
  Associated Documents

  • DownloadMC-11017031-0001.pdf↗
• March 7, 2025•Document ID: 11015572

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  22-NA-083

  Date Added:

  March 12, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.

  Associated Products (19)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015572-0001.pdf↗
• March 5, 2025•Document ID: 11015620

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  24-NA-143

  Date Added:

  March 14, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.

  Associated Products (17)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015620-0001.pdf↗
• March 5, 2025•Document ID: 11015567

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  17-NA-073

  Date Added:

  March 12, 2025

  Manufacturer:

  CHEVROLET

  Summary

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

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  Associated Documents

  • DownloadMC-11015567-0001.pdf↗
• February 27, 2025•Document ID: 11015242

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0753H

  Date Added:

  March 7, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from customer-owned vehicles in the field for further engineering study and analysis.

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  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 BrightDrop Zevo2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV+ 9 more
  Associated Documents

  • DownloadMC-11015242-0001.pdf↗
• February 27, 2025•Document ID: 11014635

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT6144F

  Date Added:

  March 2, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly.

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  Associated Documents

  • DownloadMC-11014635-0001.pdf↗