Cadillac Lyriq Service Bulletins

1,009 manufacturer communications on file.

• May 11, 2023•Document ID: 10236077

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  N222390690

  Date Added:

  May 11, 2023

  Manufacturer:

  CADILLAC

  Summary

  Service Update. Certain vehicles may have a condition in which the high voltage harness contacts a sharp edge on the high voltage battery case. Dealers will install anti-abrasion tape and secure the high voltage harness.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10236077-0001.pdf↗
• May 11, 2023•Document ID: 10237651

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  PIT5832H

  Date Added:

  June 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 (30)

  2024 GMC Hummer EV SUV2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Canyon2023 GMC Hummer EV Pickup2023 GMC Yukon XL2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade ESV2022 Chevrolet Corvette2022 Chevrolet Suburban2022 Chevrolet Tahoe+ 10 more
  Associated Documents

  • DownloadMC-10237651-0001.pdf↗
• May 4, 2023•Document ID: 10236011

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  N222392961

  Date Added:

  May 8, 2023

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program - vehicles may have a condition where the Super Cruise and Surround Vision features are not activated. Dealers are to replace the image processing module.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10236011-0001.pdf↗
• May 4, 2023•Document ID: 10237641

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

  Mfr Comm. #:

  PIC6488B

  Date Added:

  June 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (3)

  2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon
  Associated Documents

  • DownloadMC-10237641-0001.pdf↗
• May 3, 2023•Document ID: 10236041

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  01-08-42-001P

  Date Added:

  May 9, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.

  Associated Products (111)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 91 more
  Associated Documents

  • DownloadMC-10236041-0001.pdf↗
• April 27, 2023•Document ID: 10236170

  Service Bulletin/Repair Instructions
  SEAT BELTS

  Mfr Comm. #:

  PIC6501A

  Date Added:

  May 15, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates Instructions to properly open the upper IP bin door and reset the Inertia Lock if needed.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10236170-0001.pdf↗
• April 27, 2023•Document ID: 10235799

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  17-NA-170

  Date Added:

  May 6, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235799-0001.pdf↗
• April 25, 2023•Document ID: 10235798

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  11-00-89-005W

  Date Added:

  May 6, 2023

  Manufacturer:

  GMC

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235798-0001.pdf↗
• April 21, 2023•Document ID: 10235716

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  12-03-10-001D

  Date Added:

  May 5, 2023

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).

  Associated Products (109)

  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 4500HD2023 Chevrolet 5500HD2023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette+ 89 more
  Associated Documents

  • DownloadMC-10235716-0001.pdf↗
• April 19, 2023•Document ID: 10234546

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  N232397810

  Date Added:

  April 19, 2023

  Manufacturer:

  CADILLAC

  Summary

  Service Update - Certain vehicles may have a condition in which audio is lost for phone calls using Bluetooth or OnStar. Dealers are to reprogram the Virtual Cockpit Unit (VCU) software.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10234546-0001.pdf↗
• April 19, 2023•Document ID: 10235763

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-235

  Date Added:

  May 6, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and 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-10235763-0001.pdf↗
• April 19, 2023•Document ID: 10235713

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

  Mfr Comm. #:

  04-00-89-015Z

  Date Added:

  May 5, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).

  Associated Products (116)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD+ 96 more
  Associated Documents

  • DownloadMC-10235713-0001.pdf↗
• April 14, 2023•Document ID: 10236149

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

  Mfr Comm. #:

  PIT5878D

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field  engineering contacts to assist in the diagnosis of HVAC concerns on the new 2022-2024 HUMMER EV and the 2023 LYRIQ.

  Associated Products (4)

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

  • DownloadMC-10236149-0001.pdf↗
• April 13, 2023•Document ID: 10236146

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIC6501

  Date Added:

  May 15, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates Instructions to properly open the upper IP bin door and reset the Inertia Lock if needed.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10236146-0001.pdf↗
• April 6, 2023•Document ID: 10236139

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

  Mfr Comm. #:

  PIC6489D

  Date Added:

  May 15, 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-10236139-0001.pdf↗
• April 6, 2023•Document ID: 10234621

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  11-00-89-005V

  Date Added:

  April 22, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10234621-0001.pdf↗
• April 6, 2023•Document ID: 10234620

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  10-08-110-001J

  Date Added:

  April 22, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on proper use of floor mats.

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10234620-0001.pdf↗
• April 4, 2023•Document ID: 10236131

  Service Bulletin/Repair Instructions
  VEHICLE SPEED CONTROL:CRUISE CONTROL

  Mfr Comm. #:

  PIC6500

  Date Added:

  May 15, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with U053C setting and Engineering is working on a resolution.

  Associated Products (1)

  2023 Cadillac Lyriq
  Associated Documents

  • DownloadMC-10236131-0001.pdf↗
• April 4, 2023•Document ID: 10235561

  Service Bulletin/Repair Instructions
  STRUCTURE; POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PI0281J

  Date Added:

  May 4, 2023

  Manufacturer:

  GMC

  Summary

  This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

  Associated Products (103)

  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 4500HD2023 Chevrolet 5500HD2023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette+ 83 more
  Associated Documents

  • DownloadMC-10235561-0001.pdf↗
• April 4, 2023•Document ID: 10235398

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

  Mfr Comm. #:

  20-NA-132

  Date Added:

  May 3, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 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 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235398-0001.pdf↗