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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
PIC6552E2025-04-28. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates how to recover the Image Processing Module.
22-NA-2422025-04-26. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
22-NA-0962025-04-26. Service bulletin. UNKNOWN OR OTHER. This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built In Radio.
13-08-116-001K2025-04-25. Service bulletin. ELECTRICAL SYSTEM. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
24-NA-0982025-04-24. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
25-NA-0652025-04-24. Service bulletin. STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
24-NA-1642025-04-15. Service bulletin. VISIBILITY/WIPER. This bulletin provides information on Wiper Blade Maintenance Tips.
15-06-03-001F2025-04-15. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
08-03-10-006I2025-04-15. Service bulletin. WHEELS. This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
PIT5551R2025-04-15. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIC6583C2025-04-15. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates how to move U018B from Current to History.
PIT5851F2025-04-07. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
PIT63622025-04-07. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates to dealership technicians various radio concerns are all related to software and Engineering is currently working on a design improvement.
PIP5981E2025-04-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
PIC6583B2025-04-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates how to move U018B from Current to History.
PIT63532025-04-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates Proper NACS charging adaptor usage.
N24-2484482025-04-01. Over-the-air update. UNKNOWN OR OTHER. Your vehicle keeps getting better. This software update includes the following, if your vehicle is equipped: • Improves the performance of One-Pedal Drive during shifting. • Improves the performance of motor torque and vehicle acceleration. • Additional fixes and improvements implemented. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
N24-2484482025-04-01. Over-the-air update. UNKNOWN OR OTHER. Your vehicle keeps getting better. This software update includes the following, if your vehicle is equipped: • Improves performance of Automatic Emergency Braking. • Improves performance of sensors for rear virtual bumper with calibration changes. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
25-NA-0492025-03-27. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This informational bulletin provides information for dealers/technicians on Service High Voltage Message Setting DTC P0CCD.
N25-2494562025-03-27. Over-the-air update. UNKNOWN OR OTHER. Update Title: Important Update GM N25-2494560 Release Notes: •Improves accuracy of service messages for high voltage charging system. •Reduces drain on 12V battery. •Improves performance of charging. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
N25-172AE2025-03-27. Over-the-air update. UNKNOWN OR OTHER. Great News! Your vehicle keeps getting better. This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops™ During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
PIT63562025-03-26. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates A vehicle may be encountered with super cruise inop due to not seeing drivers face clearly. The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.
PIT63512025-03-17. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a vehicle may have a Service AC message. On diagnosis code P0071 will be found. The technician is directed to diagnose the circuits following SI. Tech is advised not to replace any parts and that engineering is working on a design improvement.
24-NA-1432025-03-14. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
N2324282402025-03-12. Service campaign. UNKNOWN OR OTHER. This message is to inform dealers that Customer Satisfaction Program N232428240, released on March 7, 2024 through GM GlobalConnect Message GCUS-3-3167, is being temporarily suspended. Involved vehicle status in IVH will be temporarily changed from “Open” to “Manually Closed”. Dealers will be notified when repairs can be resumed. We apologize for any inconvenience this situation may cause.

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