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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.

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

Bulletins, newest first
22-NA-2352023-06-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
PIP5859A2023-06-13. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This Preliminary information communicates that the High Voltage Battery pack is on TAC restriction where TAC will Authorize the full HV Battery pack Exchange with Engineering Review needed.
PIC65052023-06-13. Service bulletin. COMMUNICATION: VEHICLE TO VEHICLE; ELECTRICAL SYSTEM:ADAS. This Preliminary information communicates to the GM Technicians that this is normal operation and the Surround Vision Recorder (SVR) is not an available feature for the 2023MY-2024 MY.
PIE07532023-06-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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.
PIE07522023-06-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; STEERING. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the steering wheel button for the cruise control and/or radio control are not responding when pressed.
N2223857002023-05-23. Service bulletin. ELECTRICAL SYSTEM. Service Update. Certain vehicles may have a condition where the main body wiring harness (MBWH) could be abraded by a mounting stud. Dealers will install a clip to the MBWH to prevent damage from the mounting stud.
N2223906902023-05-11. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 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.
N2223929612023-05-08. Service bulletin. ELECTRICAL SYSTEM. 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.
22-NA-2352023-05-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
23-NA-0642023-05-03. Service bulletin. EQUIPMENT; 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.
20-NA-1322023-05-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIC64992023-04-17. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that a U3000 SYM57 maybe found setting in a Short Range Radar and a VCI number will be required to allow reprogramming.
PIT59962023-04-17. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates a issue with the K219 lighting control module that prevents special functions from operating correctly with the GDS2 scan tool
PIP5902A2023-04-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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.
PIT5832G2023-04-17. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM:STARTER ASSEMBLY. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
23-NA-0552023-04-14. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
22-NA-2352023-04-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions.
22-NA-1142023-04-13. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV) High Voltage Battery Handling.
22-NA-0832023-04-13. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
21-NA-0432023-04-13. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; WHEELS; ENGINE AND ENGINE COOLING. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
21-NA-0612023-04-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
23-NA-0442023-03-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
23-NA-0362023-03-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides diagnostic information for dealers/technicians on an Amber Light on Dual Level Portable Charge Cord Set.
N222392960-012023-03-28. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Program - certain may have a condition where the Super Cruise and Surround Vision features are not activated. Dealers are to reprogram the image processing module and if necessary, reprogram the short range radar sensors.
22-NA-2352023-02-23. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions.

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