Cadillac Lyriq Service Bulletins (2024)

725 manufacturer communications on file.

• August 14, 2024•Document ID: 11007920

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0797A

  Date Added:

  September 19, 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 the right front door opens on its own.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11007920-0001.pdf↗
• August 14, 2024•Document ID: 11007918

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIE0768A

  Date Added:

  September 19, 2024

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) ends the need for gathering further information from technicians. If a vehicle is encountered with Potential Issue with Themes and Velocity Mode After Performing Ultium Software Update, refer to 24-NA-143 to update all Modules to the latest software version.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11007918-0001.pdf↗
• August 14, 2024•Document ID: 11008903

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  23-NA-151

  Date Added:

  October 11, 2024

  Manufacturer:

  CADILLAC

  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 (15)

  2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2024 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-11008903-0001.pdf↗
• 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: 11006330

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6552A

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates how to recover the Image Processing Module.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11006330-0001.pdf↗
• August 13, 2024•Document ID: 11006318

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6552

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates how to recover the Image Processing Module.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11006318-0001.pdf↗
• August 13, 2024•Document ID: 11006262

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6166

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a vehicle may be encountered with no or insufficient paint on the inside of the left rear door. The dealer is advised to inspect the area and if the concern is found to repaint the area.

  Associated Products (3)

  2024 Cadillac Lyriq2024 Cadillac XT52024 Cadillac XT6
  Associated Documents

  • DownloadMC-11006262-0001.pdf↗
• August 13, 2024•Document ID: 11006336

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6044H

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  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 (7)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006336-0001.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↗
• August 13, 2024•Document ID: 11006315

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6065G

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns.

  Associated Products (6)

  2024 Cadillac Lyriq2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006315-0001.pdf↗
• August 13, 2024•Document ID: 11006313

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832N

  Date Added:

  August 13, 2024

  Manufacturer:

  CHEVROLET

  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 (49)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette+ 29 more
  Associated Documents

  • DownloadMC-11006313-0001.pdf↗
• August 13, 2024•Document ID: 11006294

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5832M

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  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 (47)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette+ 27 more
  Associated Documents

  • DownloadMC-11006294-0001.pdf↗
• August 9, 2024•Document ID: 11006800

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  PIE0797

  Date Added:

  September 3, 2024

  Manufacturer:

  CADILLAC

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the right front door opens on its own.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11006800-0001.pdf↗
• August 9, 2024•Document ID: 11006203

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N242442960

  Date Added:

  August 9, 2024

  Manufacturer:

  CADILLAC

  Summary

  Certain vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11006203-0001.pdf↗
• August 9, 2024•Document ID: 11006682

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-00-89-010S

  Date Added:

  August 30, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

  Associated Products (808)

  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 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision+ 788 more
  Associated Documents

  • DownloadMC-11006682-0001.pdf↗
• August 8, 2024•Document ID: 11006641

  Over The Air
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N24-245347

  Date Added:

  August 28, 2024

  Manufacturer:

  CADILLAC

  Summary

  This update corrects a false wheel slippage detection in the anti-lock braking system (ABS) while traveling on a dry surface at speeds below 25 mph. When combined with other factors, this false detection can cause the vehicle’s brakes to have reduced stopping performance or become inoperable.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11006641-0001.pdf↗
• August 1, 2024•Document ID: 11006644

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  18-NA-306

  Date Added:

  August 28, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

  Associated Products (553)

  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 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision+ 533 more
  Associated Documents

  • DownloadMC-11006644-0001.pdf↗
• July 31, 2024•Document ID: 11006511

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  PI0754G

  Date Added:

  August 17, 2024

  Manufacturer:

  BUICK

  Summary

  This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.

  Associated Products (644)

  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 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision+ 624 more
  Associated Documents

  • DownloadMC-11006511-0001.pdf↗
• July 31, 2024•Document ID: 11006509

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-143

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

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

  Associated Products (8)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006509-0001.pdf↗