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Service bulletins for the 2023 Cadillac Lyriq

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

735 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
17-NA-0522024-04-23. Service bulletin. WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
PIT6105B2024-04-15. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. This Preliminary information communicates to dealership technicians that they will need to perform this step prior to performing any programming on replacement radios.
PIT61312024-04-15. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). This Preliminary information communicates that all Canyon, Colorado and LYRIQ Radios are on ESC restriction and will need TAC approval for replacement.
PIT5832L2024-04-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIP5961A2024-04-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to the dealer that no hardware parts as needed to repair the vehicle and to follow programming procedure to repair and fix the codes that were present. The Programming of the BECM will repair the concern due to programming out the sensor that is no longer used due to quality issues with the sensor.
PIT6065E2024-04-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns.
N2324282402024-04-10. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT. 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.
N2324285402024-04-10. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program- 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.
20-NA-1322024-04-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
10-08-45-001H2024-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
N2324285402024-04-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Customer Satisfaction Program - 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.
N2324282402024-04-03. Service bulletin. LATCHES/LOCKS/LINKAGES. 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.
23-NA-1032024-03-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
N2324282402024-03-28. Service bulletin. UNKNOWN OR OTHER; LATCHES/LOCKS/LINKAGES. 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.
N2324285402024-03-27. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program- Certain 2023 model year Cadillac LYRIQ vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.
N2324298802024-03-26. Service bulletin. ELECTRICAL SYSTEM. Service update - certain vehicles may have a software defect that causes a diagnostic trouble code (DTC) to set. Dealers are to reprogram the battery energy control module.
N232428240-022024-03-20. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Certain 2023 - 2024 model year Cadillac LYRIQ 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.
N2324285402024-03-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Customer Satisfaction Program: 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.
24-NA-0482024-03-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the rear automatic braking may brake unwantedly, usually when reversing out of a garage or driveway.
23-NA-1512024-03-19. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
N2324236102024-03-19. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; UNKNOWN OR OTHER. Customer Satisfaction Program - Certain vehicles may need an insert with updated towing information for their Essential Operating and Safety Manual. Dealers will insert updated towing information into the Essential Operating and Safety Manual. Since the towing information insert can be easily installed, and to reduce customer inconvenience, the insert will be sent directly to customers of record along with instructions. Customers may place the insert into their Essential Operating and Safety Manual or, if they desire, they may ask the dealer to perform this task. In addition, if the customer has accepted the Terms and Conditions and are a connected customer, the electronic copy in the infotainment system will automatically be updated.
11-00-89-005X2024-03-19. Service bulletin. EQUIPMENT. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
07-00-89-037S2024-03-19. Service bulletin. EQUIPMENT. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
N2324224802024-03-18. Service bulletin. EXTERIOR LIGHTING. Service Update: Certain vehicles may have a condition in which the headlamps’ aim may drift high or low during a drive compared to the initial aim at key-on. Dealers are to reprogram the Headlamp Control Module.
PIP5957A2024-03-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates to the dealer of a possible issue with the vehicle is that the code was set in error and will need a reset procedure performed to verify. This PI outlines the path the dealer is to take to verify that the vehicle can be repaired with this procedure to prevent unnecessary parts replacement and time in service.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.