WenmarOpen by Wenmar Pro

Service bulletins for the 2024 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
18-NA-3062024-08-28. Service bulletin. UNKNOWN OR OTHER. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
N24-2453472024-08-28. Over-the-air update. UNKNOWN OR OTHER. This update corrects a false wheel slippage detection in the anti-lock braking system (ABS) while traveling on a dry surface at speeds below 25 mph. When combined with other factors, this false detection can cause the vehicle’s brakes to have reduced stopping performance or become inoperable.
General Communication2024-08-26. Service campaign. ELECTRICAL SYSTEM. Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
PI0754G2024-08-17. Service bulletin. VISIBILITY/WIPER. This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
24-NA-1432024-08-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
24-NA-1322024-08-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
24-NA-1132024-08-16. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
PIC65612024-08-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates that U3000 SYM49 may be found setting in the Drivers Monitoring Control Module.
PIT5985D2024-08-16. Service bulletin. ELECTRICAL SYSTEM. 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.
PIT6065H2024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns.
PIC6556B2024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.
PIC65592024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that the Auto Guide Lighting maybe inoperative and Engineering is working on a resolution.
PIC6485A2024-08-16. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that the upper compressor mount could be twisted causing a vibration or noise concern while the compressor is running.
PIC6552B2024-08-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates how to recover the Image Processing Module.
PIC6556A2024-08-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 setting with no other DTCs.
PIE0769D2024-08-15. Service bulletin. VISIBILITY/WIPER. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the door windows that will not roll all the way up.
24-NA-1412024-08-15. Service bulletin. POWER TRAIN. GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
PIC65562024-08-15. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 setting with no other DTCs.
18-NA-2792024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
PIT5832P2024-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT6044H2024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.
PIC6552A2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates how to recover the Image Processing Module.
PIP59812024-08-13. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
PIC65522024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates how to recover the Image Processing Module.
PIT6065G2024-08-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct customer concerns.

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