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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
PIC6537B2025-02-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that a noise or vibration maybe heard from the A/C compressor and that Engineering is working on a resolution.
PIC6485C2025-02-03. 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.
25-NA-0072025-01-31. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure to correct the condition of Lower Closeout Panel Not Sitting Flush.
24-NA-1322025-01-30. Service bulletin. UNKNOWN OR OTHER. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
24-NA-0822025-01-30. Service bulletin. WHEELS. This technical bulletin provides a procedure to correct the condition of Clicking Noise at Slow Speeds.
18-NA-1802025-01-30. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
24-NA-2752025-01-24. Service bulletin. STRUCTURE:BODY; FUEL/PROPULSION SYSTEM. This service bulletin provides repair information to trim the Cadillac Emblem Charge Port Door Switch to correct a customer concern of high effort when pressing the emblem to open the charge port door.
24-NA-1432025-01-24. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
24-NA-1132025-01-23. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
24-NA-1132025-01-23. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
09-06-04-026Z2025-01-23. Service bulletin. ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
PIE0796A2025-01-23. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to the Liftgate is Ajar message illuminated on DIC when Liftgate is in the closed position.
PIT5832T2025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5985H2025-01-20. Service bulletin. UNKNOWN OR OTHER. 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.
PIT6044M2025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.
PIT63172025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates if a customer and service tech encounter a gear display after a radio update, to replace the A11 radio for this concern.
PIC6562A2025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with these concerns that engineering is aware and this is a temporally repair.
PIC6556H2025-01-20. 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.
PIT63132025-01-20. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates confusion with the DTC naming of the frontview camera module and when dealership see the naming of the K124 Image Processing Module 1 - Processor 1 it is the B174W Front View Camera - Windshield.
07-00-89-037U2025-01-18. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
20-NA-1322025-01-18. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
24-NA-1322025-01-16. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
PIE0753F2025-01-14. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION 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.
24-NA-2022025-01-09. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This service bulletin provides dealers with Warranty Administration information on North American Charging Standard (NACS) DC Adapter Warranty Claim Information.
24-NA-0832025-01-09. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; STRUCTURE:BODY. This informational bulletin provides information on EV Charge Inlet Dust Cover Replacement Information.

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