Cadillac Lyriq Service Bulletins (2024)

725 manufacturer communications on file.

• June 8, 2024•Document ID: 11001972

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-068

  Date Added:

  June 22, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.

  Associated Products (324)

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  Associated Documents

  • DownloadMC-11001972-0001.pdf↗
• June 6, 2024•Document ID: 11002312

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-098

  Date Added:

  June 25, 2024

  Manufacturer:

  CADILLAC

  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 (1148)

  2025 Buick Enclave2025 Buick Encore2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 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 Envision2024 Buick Envista2024 Cadillac CT4+ 1128 more
  Associated Documents

  • DownloadMC-11002312-0001.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↗
• June 5, 2024•Document ID: 11001971

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  20-NA-016

  Date Added:

  June 22, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.

  Associated Products (636)

  2025 Chevrolet Silverado2024 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 Equinox2024 Chevrolet Express+ 616 more
  Associated Documents

  • DownloadMC-11001971-0001.pdf↗
• June 4, 2024•Document ID: 11000878

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232428240-04

  Date Added:

  June 4, 2024

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program - Certain vehicles may have a condition in which the instrument panel center storage compartment does not function correctly. Dealers will replace the instrument panel center compartment or upper compartment.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11000878-0001.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 23, 2024•Document ID: 11001779

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  PIE0778A

  Date Added:

  June 18, 2024

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to steering loss of assist while driving.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11001779-0001.pdf↗
• May 17, 2024•Document ID: 11001457

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  24-NA-082

  Date Added:

  June 11, 2024

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to correct the condition of Clicking Noise at Slow Speeds.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11001457-0001.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)

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  Associated Documents

  • DownloadMC-11001380-0001.pdf↗
• May 16, 2024•Document ID: 11001321

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  08-07-30-035H

  Date Added:

  June 7, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

  Associated Products (912)

  2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT5+ 892 more
  Associated Documents

  • DownloadMC-11001321-0001.pdf↗
• May 15, 2024•Document ID: 11000126

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232428240-03

  Date Added:

  May 15, 2024

  Manufacturer:

  CADILLAC

  Summary

  Certain vehicles may have a condition in which the instrument panel center storage compartment does not function correctly. Dealers will replace the instrument panel center compartment or upper compartment.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11000126-0001.pdf↗
• May 14, 2024•Document ID: 11001325

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  16-NA-119

  Date Added:

  June 7, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.

  Associated Products (747)

  2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT5+ 727 more
  Associated Documents

  • DownloadMC-11001325-0001.pdf↗
• May 13, 2024•Document ID: 11001381

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-217

  Date Added:

  June 10, 2024

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on Lithium-Ion Battery - TAC Approval and Exchange Program for Cadillac LYRIQ, Chevrolet Blazer EV, Equinox EV and Corvette E-Ray.

  Associated Products (5)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Corvette2024 Chevrolet Equinox2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11001381-0001.pdf↗
• May 13, 2024•Document ID: 11001472

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-085

  Date Added:

  June 11, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians on Updates Failing on K73 Telematics Control Module via SPS.

  Associated Products (15)

  2024 BrightDrop Zevo2024 Buick Envision2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Sierra2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-11001472-0001.pdf↗
• May 9, 2024•Document ID: 11000602

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  22-NA-070

  Date Added:

  May 31, 2024

  Manufacturer:

  GMC

  Summary

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

  Associated Products (429)

  2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT5+ 409 more
  Associated Documents

  • DownloadMC-11000602-0001.pdf↗
• May 8, 2024•Document ID: 10254417

  Service Bulletin/Repair Instructions
  LATCHES/LOCKS/LINKAGES; UNKNOWN OR OTHER

  Mfr Comm. #:

  N232428240-03

  Date Added:

  May 8, 2024

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program - Certain vehicles may have a condition in which the instrument panel center storage compartment does not function correctly. Dealers will replace the instrument panel center compartment or upper compartment.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10254417-0001.pdf↗
• May 7, 2024•Document ID: 11000501

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  24-NA-082

  Date Added:

  May 29, 2024

  Manufacturer:

  CADILLAC

  Summary

  This technical bulletin provides a procedure to correct the condition of Clicking Noise at Slow Speeds.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-11000501-0001.pdf↗
• May 7, 2024•Document ID: 11000607

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

  Mfr Comm. #:

  PIE0788A

  Date Added:

  May 31, 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-11000607-0001.pdf↗
• May 7, 2024•Document ID: 11000576

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  09-00-89-008G

  Date Added:

  May 31, 2024

  Manufacturer:

  GMC

  Summary

  This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.

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  Associated Documents

  • DownloadMC-11000576-0001.pdf↗
• May 6, 2024•Document ID: 11000599

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  18-NA-067

  Date Added:

  May 31, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.

  Associated Products (480)

  2025 Buick Enclave2025 Buick Encore2025 Cadillac CT52025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Trailblazer2025 Chevrolet Trax2025 GMC Hummer EV Pickup2025 GMC Terrain2024 BrightDrop Zevo2024 Buick Enclave2024 Buick Encore2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT4+ 460 more
  Associated Documents

  • DownloadMC-11000599-0001.pdf↗