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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

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
23-NA-0642024-11-05. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
24-NA-2022024-10-29. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides dealers Warranty Administration - North American Charging Standard (NACS) DC Adapter Warranty Claim Information.
PIT62452024-10-25. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.
PIC65752024-10-25. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that the instrument panel panel center IP compartment may open slightly while driving and Engineering is working on a resolution.
22-NA-2352024-10-17. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
24-NA-1392024-09-25. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Loss of Power, Fuel Gauge Inoperative/Erratic, MIL Illuminated - DTC P023F and/or P129F Set.
22-NA-0832024-09-21. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
PIE0753D2024-09-19. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM; POWER TRAIN. This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from customer-owned vehicles in the field for further engineering study and analysis.
24-NA-1432024-09-16. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
23-NA-0442024-09-11. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
PIT62152024-09-11. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
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.
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.
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.
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.
PIC65522024-08-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates how to recover the Image Processing Module.
PIT5832M2024-08-13. Service bulletin. 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.

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