Cadillac Lyriq Service Bulletins

1,009 manufacturer communications on file.

• December 8, 2023•Document ID: 10249281

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE

  Mfr Comm. #:

  PIT6097A

  Date Added:

  January 29, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.

  Associated Products (85)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Canyon2024 GMC Hummer EV SUV+ 65 more
  Associated Documents

  • DownloadMC-10249281-0001.pdf↗
• December 8, 2023•Document ID: 10247192

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

  Mfr Comm. #:

  20-NA-132

  Date Added:

  December 15, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

  Associated Products (139)

  2024 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 Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 119 more
  Associated Documents

  • DownloadMC-10247192-0001.pdf↗
• December 7, 2023•Document ID: 10249273

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6526A

  Date Added:

  January 29, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealership technicians that this is a radio software concern that caused this issue. USB updating and SPS reprogramming the A11 radio will correct this concern.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10249273-0001.pdf↗
• December 7, 2023•Document ID: 10249271

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  PIC6525A

  Date Added:

  January 29, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to dealership technicians that this could be a radio software concern that caused this issue. Follow normal SI diagnostics if Google services are not operational. This PI will be updated with further information once a correction is created.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10249271-0001.pdf↗
• December 7, 2023•Document ID: 10247523

  Service Bulletin/Repair Instructions
  STRUCTURE; ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

  Mfr Comm. #:

  PIE0769

  Date Added:

  December 19, 2023

  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 door windows that will not roll all the way up.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10247523-0001.pdf↗
• December 6, 2023•Document ID: 10247520

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT

  Mfr Comm. #:

  PIE0762A

  Date Added:

  December 19, 2023

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the backlight on infotainment and cluster screen is black and/or blank.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10247520-0001.pdf↗
• December 6, 2023•Document ID: 10249270

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT

  Mfr Comm. #:

  PIT6097

  Date Added:

  January 29, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.

  Associated Products (85)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Canyon2024 GMC Hummer EV SUV+ 65 more
  Associated Documents

  • DownloadMC-10249270-0001.pdf↗
• December 5, 2023•Document ID: 10249266

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  PIT6092A

  Date Added:

  January 29, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.

  Associated Products (4)

  2024 Cadillac XT42023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-10249266-0001.pdf↗
• December 4, 2023•Document ID: 10247522

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0768

  Date Added:

  December 19, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Engineering Information (EI) notifies dealers that a condition may exist when updating the VCU with the latest software.

  Associated Products (1)

  2024 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10247522-0001.pdf↗
• December 1, 2023•Document ID: 10249261

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL; BACK OVER PREVENTION:SOFTWARE

  Mfr Comm. #:

  PIT6044F

  Date Added:

  January 29, 2024

  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 (5)

  2024 Cadillac Lyriq2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10249261-0001.pdf↗
• November 30, 2023•Document ID: 10247380

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  PIT6092

  Date Added:

  December 18, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.

  Associated Products (5)

  2024 Cadillac Lyriq2024 Cadillac XT42023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-10247380-0001.pdf↗
• November 30, 2023•Document ID: 10246485

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  20-NA-018

  Date Added:

  December 9, 2023

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).

  Associated Products (47)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado+ 27 more
  Associated Documents

  • DownloadMC-10246485-0001.pdf↗
• November 28, 2023•Document ID: 10246494

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0759C

  Date Added:

  December 9, 2023

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Malfunction Indicator Lamp (MIL) being illuminated on Driver Information Center (DIC), A/C not blowing cold air and/or the A/C working intermittently.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10246494-0001.pdf↗
• November 27, 2023•Document ID: 10246486

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  23-NA-106

  Date Added:

  December 9, 2023

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides a repair procedure to correct a customer concern of the Floor Console Armrest Lower Panel separating.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10246486-0001.pdf↗
• November 22, 2023•Document ID: 10246312

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-215

  Date Added:

  December 6, 2023

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information for chargers that are covered under the terms of a 3-year Limited Parts Warranty from the date of purchase.

  Associated Products (10)

  2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10246312-0001.pdf↗
• November 17, 2023•Document ID: 10247364

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5985C

  Date Added:

  December 18, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.

  Associated Products (39)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV SUV2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Canyon+ 19 more
  Associated Documents

  • DownloadMC-10247364-0001.pdf↗
• November 16, 2023•Document ID: 10246290

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  PIE0759B

  Date Added:

  December 6, 2023

  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 Malfunction Indicator Lamp (MIL) being illuminated on Driver Information Center (DIC), A/C not blowing cold air and/or the A/C working intermittently.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10246290-0001.pdf↗
• November 16, 2023•Document ID: 10245559

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING; EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-135

  Date Added:

  November 29, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

  Associated Products (126)

  2024 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 Camaro2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 106 more
  Associated Documents

  • DownloadMC-10245559-0001.pdf↗
• November 15, 2023•Document ID: 10247358

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  PIC6529

  Date Added:

  December 18, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the technician how to address Hvac Temperature door issues and associated Service vehicle soon light. Summary: if concern is still present after loosening actuator and relearning then Hvac case replacement may be needed.

  Associated Products (2)

  2024 Cadillac Lyriq2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10247358-0001.pdf↗
• November 14, 2023•Document ID: 10247355

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5832K

  Date Added:

  December 18, 2023

  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 (39)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV SUV2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Canyon+ 19 more
  Associated Documents

  • DownloadMC-10247355-0001.pdf↗