BrightDrop Zevo Service Bulletins

358 manufacturer communications on file.

• August 14, 2024•Document ID: 11007914

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

  Mfr Comm. #:

  PIE0753D

  Date Added:

  September 19, 2024

  Manufacturer:

  GMC

  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 (19)

  2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup2021 Chevrolet Bolt EV2020 Chevrolet Bolt EV2019 Chevrolet Bolt EV2018 Chevrolet Bolt EV2017 Chevrolet Bolt EV
  Associated Documents

  • DownloadMC-11007914-0001.pdf↗
• August 14, 2024•Document ID: 11006357

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832P

  Date Added:

  August 14, 2024

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.

  Associated Products (55)

  2024 BrightDrop Zevo2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon+ 35 more
  Associated Documents

  • DownloadMC-11006357-0001.pdf↗
• August 13, 2024•Document ID: 11006337

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6481A

  Date Added:

  August 13, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates That a LCDD Data Provisioning Warning message my display due to the radio being in Demo Mode.

  Associated Products (11)

  2024 BrightDrop Zevo2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-11006337-0001.pdf↗
• August 13, 2024•Document ID: 11006325

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  PIP5981

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  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 (8)

  2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006325-0001.pdf↗
• July 26, 2024•Document ID: 11006371

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-NA-279

  Date Added:

  August 14, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

  Associated Products (128)

  2025 Cadillac XT52025 Cadillac XT62024 Cadillac CT42024 Cadillac CT52024 Cadillac Lyriq2024 Cadillac XT52024 Cadillac XT62023 BrightDrop Zevo2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV+ 108 more
  Associated Documents

  • DownloadMC-11006371-0001.pdf↗
• July 26, 2024•Document ID: 11006278

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  16-NA-158

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin describes the U.S. Dealer Special Tool Loan Program process.

  Associated Products (675)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX+ 655 more
  Associated Documents

  • DownloadMC-11006278-0001.pdf↗
• July 24, 2024•Document ID: 11006290

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  12-01-37-001G

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

  Associated Products (522)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX+ 502 more
  Associated Documents

  • DownloadMC-11006290-0001.pdf↗
• July 18, 2024•Document ID: 11005375

  Service Bulletin/Repair Instructions
  SERVICE BRAKES; STEERING

  Mfr Comm. #:

  24-NA-045

  Date Added:

  August 1, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering Wheel with Brakes Applied.

  Associated Products (8)

  2025 GMC Hummer EV Pickup2024 BrightDrop Zevo2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 BrightDrop Zevo2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11005375-0001.pdf↗
• July 16, 2024•Document ID: 11005379

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  24-NA-129

  Date Added:

  August 1, 2024

  Manufacturer:

  BRIGHTDROP

  Summary

  This technical bulletin provides a procedure to correct Water Leak from Around Windshield Area.

  Associated Products (2)

  2024 BrightDrop Zevo2023 BrightDrop Zevo
  Associated Documents

  • DownloadMC-11005379-0001.pdf↗
• June 28, 2024•Document ID: 11004943

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

  Mfr Comm. #:

  PIE0788C

  Date Added:

  July 18, 2024

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.

  Associated Products (10)

  2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11004943-0001.pdf↗
• June 18, 2024•Document ID: 11004624

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  22-NA-070

  Date Added:

  July 12, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

  Associated Products (438)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX+ 418 more
  Associated Documents

  • DownloadMC-11004624-0001.pdf↗
• June 17, 2024•Document ID: 11004558

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  22-NA-018

  Date Added:

  July 12, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).

  Associated Products (398)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX+ 378 more
  Associated Documents

  • DownloadMC-11004558-0001.pdf↗
• June 17, 2024•Document ID: 11004557

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  18-NA-099

  Date Added:

  July 12, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

  Associated Products (1184)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac XT52025 Cadillac XT62025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Traverse2025 Chevrolet Trax2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX+ 1164 more
  Associated Documents

  • DownloadMC-11004557-0001.pdf↗
• June 13, 2024•Document ID: 11004340

  Service Bulletin/Repair Instructions
  SERVICE BRAKES; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-107

  Date Added:

  July 11, 2024

  Manufacturer:

  BRIGHTDROP

  Summary

  This informational bulletin provides Information on DTC U0418 - Invalid Data Received from Brake System Control Module 1 Set or Stored in History.

  Associated Products (1)

  2023 BrightDrop Zevo
  Associated Documents

  • DownloadMC-11004340-0001.pdf↗
• June 13, 2024•Document ID: 11003837

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

  Mfr Comm. #:

  24-NA-034

  Date Added:

  July 9, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal Drive.

  Associated Products (8)

  2024 BrightDrop Zevo2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11003837-0001.pdf↗
• June 13, 2024•Document ID: 11003835

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

  Mfr Comm. #:

  23-NA-202

  Date Added:

  July 9, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for GMC HUMMER EV, Silverado EV and BrightDrop.

  Associated Products (5)

  2024 BrightDrop Zevo2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11003835-0001.pdf↗
• June 10, 2024•Document ID: 11004345

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

  Mfr Comm. #:

  PIE0788B

  Date Added:

  July 11, 2024

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.

  Associated Products (10)

  2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11004345-0001.pdf↗
• June 5, 2024•Document ID: 11002022

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

  Mfr Comm. #:

  23-NA-151

  Date Added:

  June 24, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.

  Associated Products (10)

  2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11002022-0001.pdf↗
• May 24, 2024•Document ID: 11001774

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-151

  Date Added:

  June 18, 2024

  Manufacturer:

  GMC

  Summary

  This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.

  Associated Products (10)

  2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11001774-0001.pdf↗
• May 16, 2024•Document ID: 11001380

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-064

  Date Added:

  June 10, 2024

  Manufacturer:

  CADILLAC

  Summary

  This 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 (200)

  2025 Chevrolet Silverado2024 BrightDrop Zevo2024 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 Bolt EV2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox+ 180 more
  Associated Documents

  • DownloadMC-11001380-0001.pdf↗