GMC Hummer EV Pickup Service Bulletins

905 manufacturer communications on file.

• 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 (14)

  2026 Cadillac Vistiq2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 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 Pickup2021 Chevrolet Bolt EV
  Associated Documents

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

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  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.

  Associated Products (161)

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  Associated Documents

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

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

  Mfr Comm. #:

  25-NA-065

  Date Added:

  April 24, 2025

  Manufacturer:

  BUICK

  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 (205)

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  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:

  CADILLAC

  Summary

  This bulletin provides information on Wiper Blade Maintenance Tips.

  Associated Products (100)

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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 (162)

  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 Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox+ 142 more
  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:

  GMC

  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 (174)

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  Associated Documents

  • DownloadMC-11017031-0001.pdf↗
• March 12, 2025•Document ID: 11015645

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6350

  Date Added:

  March 17, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates, Rear steering module can be recovered with a 12v battery disconnect and SDAC or a VCI number programming event.

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015645-0001.pdf↗
• March 7, 2025•Document ID: 11015572

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL 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 (11)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 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: 11015786

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  25-NA-048

  Date Added:

  March 19, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on Faulty Low 12V Battery Email OnStar Alerts.

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015786-0001.pdf↗
• March 5, 2025•Document ID: 11015620

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

  Mfr Comm. #:

  24-NA-143

  Date Added:

  March 14, 2025

  Manufacturer:

  GMC

  Summary

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

  Associated Products (9)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 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.

  Associated Products (173)

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  Associated Documents

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

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

  Mfr Comm. #:

  PIE0753H

  Date Added:

  March 7, 2025

  Manufacturer:

  CADILLAC

  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.

  Associated Products (14)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 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 Pickup2021 Chevrolet Bolt EV
  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:

  CADILLAC

  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.

  Associated Products (33)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon2023 GMC Yukon XL+ 13 more
  Associated Documents

  • DownloadMC-11014635-0001.pdf↗
• February 27, 2025•Document ID: 11014633

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6044N

  Date Added:

  March 2, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.

  Associated Products (9)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11014633-0001.pdf↗
• February 26, 2025•Document ID: 11015215

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  24-NA-164

  Date Added:

  March 6, 2025

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides information on Wiper Blade Maintenance Tips.

  Associated Products (99)

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  Associated Documents

  • DownloadMC-11015215-0001.pdf↗
• February 26, 2025•Document ID: 11015214

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-113

  Date Added:

  March 6, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.

  Associated Products (17)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Lyriq2024 Cadillac XT42024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015214-0001.pdf↗
• February 26, 2025•Document ID: 11015213

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

  Mfr Comm. #:

  24-NA-015

  Date Added:

  March 6, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.

  Associated Products (13)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup2021 Chevrolet Bolt EV
  Associated Documents

  • DownloadMC-11015213-0001.pdf↗
• February 26, 2025•Document ID: 11014631

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; POWER TRAIN

  Mfr Comm. #:

  PIP5981D

  Date Added:

  March 2, 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 (9)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11014631-0001.pdf↗
• February 25, 2025•Document ID: 11015409

  Service Bulletin/Repair Instructions
  SUSPENSION; WHEELS

  Mfr Comm. #:

  05-03-07-009L

  Date Added:

  March 8, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

  Associated Products (163)

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  Associated Documents

  • DownloadMC-11015409-0001.pdf↗
• February 25, 2025•Document ID: 11015223

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

  Mfr Comm. #:

  25-NA-044

  Date Added:

  March 6, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service High Voltage DTCs.

  Associated Products (9)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11015223-0001.pdf↗