Cadillac Lyriq Service Bulletins (2023)

799 manufacturer communications on file.

• March 1, 2023•Document ID: 10232205

  Service Bulletin/Repair Instructions
  EQUIPMENT; STRUCTURE; VISIBILITY

  Mfr Comm. #:

  N222383710

  Date Added:

  March 2, 2023

  Manufacturer:

  CADILLAC

  Summary

  Service Update - certain vehicles have a windshield molding retainer bracket width that is above the specification. Dealers will inspect retainer width, bend retainer bracket tabs and apply primer to affected bends.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232205-0001.pdf↗
• February 28, 2023•Document ID: 10232845

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5985

  Date Added:

  March 13, 2023

  Manufacturer:

  BUICK

  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 (27)

  2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon XL2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade ESV2022 Chevrolet Corvette2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup2022 GMC Yukon XL2021 Buick Envision+ 7 more
  Associated Documents

  • DownloadMC-10232845-0001.pdf↗
• February 27, 2023•Document ID: 10232469

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  15-NA-017

  Date Added:

  March 4, 2023

  Manufacturer:

  BUICK

  Summary

  This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232469-0001.pdf↗
• February 23, 2023•Document ID: 10232833

  Service Bulletin/Repair Instructions
  TRAILER HITCHES

  Mfr Comm. #:

  PIC6489C

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the technicians that if they have a Lyriq that comes in for this concern to Double USB Update the A11 radio receiver while GM is working on a solution.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232833-0001.pdf↗
• February 22, 2023•Document ID: 10232053

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  N222378271-01

  Date Added:

  February 23, 2023

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program - General Motors is temporarily suspending Customer Satisfaction Program N222378271. Due to an update with the software for the Image Processing Module, vehicles that are in “Open” status will be temporarily suspended in Investigate Vehicle History (IVH). IVH will be manually changed from an “Open” status to a “Closed” status

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232053-0001.pdf↗
• February 21, 2023•Document ID: 10232287

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  17-NA-073

  Date Added:

  March 3, 2023

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232287-0001.pdf↗
• February 20, 2023•Document ID: 10232826

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  PIP5902

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealer of codes that set not to clear,unhook 12 volt power or program any module until discussing case with GM TAC. Once TAC case is started we will be reqesting the service managers name for a disptch of the FSE to gather a data dump for engineering review.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232826-0001.pdf↗
• February 20, 2023•Document ID: 10232288

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  18-NA-146

  Date Added:

  March 3, 2023

  Manufacturer:

  BUICK

  Summary

  This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232288-0001.pdf↗
• February 17, 2023•Document ID: 10232825

  Service Bulletin/Repair Instructions
  EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

  Mfr Comm. #:

  PIC6488A

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that Serial Data Authentication is required prior to programming a replacement Radio.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232825-0001.pdf↗
• February 17, 2023•Document ID: 10232283

  Service Bulletin/Repair Instructions
  VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS; UNKNOWN OR OTHER; STRUCTURE

  Mfr Comm. #:

  PI0754F

  Date Added:

  March 3, 2023

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232283-0001.pdf↗
• February 17, 2023•Document ID: 10232143

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  18-NA-263

  Date Added:

  February 28, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information for variable diagnostic time allowances on select labor operations (U.S. Only).

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232143-0001.pdf↗
• February 16, 2023•Document ID: 10232821

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

  Mfr Comm. #:

  PIT5832F

  Date Added:

  March 13, 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 (26)

  2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Yukon XL2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade ESV2022 Chevrolet Corvette2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup2022 GMC Yukon XL2021 Buick Envision2021 Cadillac CT4+ 6 more
  Associated Documents

  • DownloadMC-10232821-0001.pdf↗
• February 16, 2023•Document ID: 10232275

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  99-04-20-002N

  Date Added:

  March 3, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10232275-0001.pdf↗
• February 15, 2023•Document ID: 10232136

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  01-08-42-001O

  Date Added:

  February 28, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.

  Associated Products (96)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 76 more
  Associated Documents

  • DownloadMC-10232136-0001.pdf↗
• February 10, 2023•Document ID: 10232808

  Service Bulletin/Repair Instructions
  STEERING; ELECTRICAL SYSTEM; WHEELS

  Mfr Comm. #:

  PIC6493

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that the steering wheel maybe contacting the column covers and to inspect for the turn signal switch bracket to be correctly installed on the steering column.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232808-0001.pdf↗
• February 10, 2023•Document ID: 10232069

  Service Bulletin/Repair Instructions
  EQUIPMENT; LATCHES/LOCKS/LINKAGES; EXTERIOR LIGHTING

  Mfr Comm. #:

  18-NA-279

  Date Added:

  February 23, 2023

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (57)

  2023 Buick Enclave2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT4+ 37 more
  Associated Documents

  • DownloadMC-10232069-0001.pdf↗
• February 9, 2023•Document ID: 10232805

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6492

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a U1962 may be found setting current in the Image Processing Module 1 Processor 2 with no MIL or service messages.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232805-0001.pdf↗
• February 7, 2023•Document ID: 10232076

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-235

  Date Added:

  February 23, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions.

  Associated Products (54)

  2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer2023 Chevrolet Traverse+ 34 more
  Associated Documents

  • DownloadMC-10232076-0001.pdf↗
• February 6, 2023•Document ID: 10232792

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

  Mfr Comm. #:

  PIC6489B

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the technicians that if they have a Lyriq that comes in for this concern to replace the A11 radio receiver while GM is working on a solution.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232792-0001.pdf↗
• February 1, 2023•Document ID: 10232785

  Service Bulletin/Repair Instructions
  LATCHES/LOCKS/LINKAGES:DOORS:LATCH; SEATS

  Mfr Comm. #:

  PIC6491

  Date Added:

  March 13, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates That a service door latch system message maybe displayed with no related DTC's.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10232785-0001.pdf↗