2023 Cadillac Lyriq Technical Service Bulletins

802 technical service bulletins (TSBs) are on record for the 2023 Cadillac Lyriq. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11015409Feb 25, 2025Suspension, Wheels. This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
• 11015223Feb 25, 2025Fuel system, Electrical system. This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service High Voltage DTCs.
• 11015387Feb 22, 2025Other or unknown. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 11014465Feb 22, 2025Other or unknown. This Preliminary Information communicates the steps on diagnosing certain EV vehicles with a blank IPC screen, no charge or start concerns. Information includes steps to resolve for various symptoms are provided to the dealership technician.
• 11015382Feb 20, 2025Body and structure. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
• 11014453Feb 19, 2025Other or unknown. This Preliminary information communicates to GM technicians to not replace any parts at this time if they come across this concern. It is due to software and will need to reprogram the A11 radio module to correct this.
• 11014577Feb 18, 2025Steering. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
• 11014450Feb 18, 2025Other or unknown. 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".
• 11014315Feb 15, 2025Other or unknown. This Preliminary information communicates to dealership technicians that they will need to perform this step prior to performing any programming on replacement radios.
• 11014314Feb 15, 2025Other or unknown. This Preliminary information communicates dignostics tips for P0534 codes on 2024 Blazer EV and 2023 and 2024 Lyriq as well as 2024 Equinox EV
• 11014563Feb 13, 2025Other or unknown. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 11014376Feb 11, 2025Electrical system, Fuel system. This warranty administration bulletin provides policy information for chargers that are covered under the terms of a 3-year Limited Parts Warranty from the date of purchase.
• 11014280Feb 7, 2025Electrical system, Other or unknown. This service bulletin provides repair information to correct a customer concern of software related issues with release of Radio Software Update Version is W38E-174.4.1-M170-SQBR5-180.5.
• 11014277Feb 6, 2025Brakes, Forward collision avoidance. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
• 11014045Feb 3, 2025Fuel system. This Preliminary information communicates to dealer technicians the need to reprogram all drive motor control modules on the listed vehicles. It also includes several known scenerios the vehicle may experience without the latest software, but it is not intended to be compreshensive since software is continuously improved.
• 11014230Jan 31, 2025Visibility (wipers, defrost, mirrors), Brakes, Wheels, Electrical system, Engine. This 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.
• 11014171Jan 31, 2025Body and structure, Vehicle speed control. This service bulletin provides information on proper use of floor mats.
• 11014238Jan 30, 2025Body and structure, Other or unknown. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
• 11014233Jan 30, 2025Engine. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
• 11014239Jan 29, 2025Electrical system, Other or unknown. 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.
• 11013401Jan 29, 2025Other or unknown. This Preliminary information communicates that a noise or vibration maybe heard from the A/C compressor and that Engineering is working on a resolution.
• 11013400Jan 29, 2025Other or unknown. This Preliminary information communicates that the upper compressor mount could be twisted causing a vibration or noise concern while the compressor is running.
• 11014222Jan 28, 2025Electrical system, Other or unknown. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 11014170Jan 27, 2025Exterior lighting. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
• 11013468Jan 24, 2025Other or unknown. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 11013463Jan 24, 2025Other or unknown. 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.
• 11014012Jan 22, 2025Electrical system, Fuel 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.
• 11013301Jan 16, 2025Body and structure. This technical bulletin provides a procedure to correct the condition of Lower Closeout Panel Not Sitting Flush.
• 11012958Jan 16, 2025Other or unknown. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.
• 11013258Jan 15, 2025Wheels. This technical bulletin provides a procedure to correct the condition of Clicking Noise at Slow Speeds.
• 11013239Jan 14, 2025Electrical system, Fuel system. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
• 11012956Jan 14, 2025Other or unknown. 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.
• 11013260Jan 13, 2025Other or unknown. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
• 11013073Jan 10, 2025Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11012967Jan 10, 2025Other or unknown. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 11012966Jan 10, 2025Other or unknown. 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.
• 11012950Jan 10, 2025Other or unknown. 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.
• 11012948Jan 10, 2025Other or unknown. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.
• 11013095Jan 9, 2025Body and structure, Fuel 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.
• 11013076Jan 9, 2025Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
• 11013069Jan 9, 2025Engine, Transmission and drivetrain, Electrical system. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 11012936Jan 7, 2025Other or unknown. 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.
• 11012929Jan 7, 2025Electrical system. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
• 11012930Jan 4, 2025Other or unknown. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 11013054Jan 3, 2025Body and structure, 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.
• 11013072Jan 2, 2025Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11012887Dec 16, 2024Electrical system, Other or unknown. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
• 11012020Dec 16, 2024Other or unknown, Transmission and drivetrain. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
• 11012017Dec 16, 2024Fuel system. This Preliminary information communicates the request that engineering it looking to get data from these vehicles before any work is being performed.
• 11012001Dec 16, 2024Other or unknown. This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.

← All problems reported for the 2023 Cadillac Lyriq