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.

• 11012692Dec 14, 2024Other or unknown. This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
• 11012691Dec 14, 2024Other or unknown. This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
• 11012690Dec 14, 2024Other or unknown. This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
• 11011885Dec 14, 2024Other or unknown, Electrical system, Fuel 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.
• 11012703Dec 13, 2024Electrical system, Fuel system. This service bulletin provides dealers with Warranty Administration information on North American Charging Standard (NACS) DC Adapter Warranty Claim Information.
• 11011872Dec 13, 2024Other or unknown, Engine, 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.
• 11012678Dec 12, 2024Fuel system, Electrical system. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
• 11012695Dec 11, 2024Electrical system, Body and structure, Fuel system. This informational bulletin provides information on EV Charge Inlet Dust Cover Replacement Information.
• 11012693Dec 11, 2024Electrical system, Fuel system. This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.
• 11012845Dec 10, 2024Fuel system, 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.
• 11011857Dec 10, 2024Electrical system, Other or unknown. This Preliminary information communicates Diagnostic Tips When Having Difficulties Programming Or Adding Key Fobs / Transmitters.
• 11012207Dec 7, 2024Electrical system, Body and structure. This technical bulletin provides a procedure that corrects the condition of Rear Access Open Message Displayed when Liftgate is Closed.
• 11012205Dec 7, 2024Electrical system, Other or unknown. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
• 11012190Dec 7, 2024Electrical system, Other or unknown. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11012189Dec 6, 2024Electrical 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.
• 11011805Dec 6, 2024Other or unknown, Electrical system. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
• 11011694Dec 6, 2024Lane departure, Other or unknown. This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset to correct.
• 11011693Dec 6, 2024Other or unknown, Lane departure. This Preliminary information communicates how to recover the Image Processing Module.
• 11011688Dec 5, 2024Other or unknown. This Preliminary information communicates to the technicians that GM is aware of this issue and are root causing the concern. Once a solution is available, the PI will be updated to reflect the new direction.
• 11012187Dec 4, 2024Electrical system, Fuel system. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
• 11011213Dec 4, 2024Fuel system. This Preliminary information communicates that the Charge Port Door auto close after unplugging the charger feature was turned off to prevent the dust cover breaking the charge port door.
• 11011193Dec 4, 2024Steering. Service Update. On certain vehicles, while Super Cruise is engaged, DTC B19F2 (steering wheel touch sensor fault) could occur. Dealers will replace the steering wheel.
• 11011996Nov 25, 2024Other or unknown, Electrical system. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
• 11011359Nov 25, 2024Other or unknown. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
• 11011353Nov 22, 2024Other 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
• 11011896Nov 21, 2024Electrical system, Fuel system. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
• 11011944Nov 20, 2024Fuel system, Electrical system. This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.
• 11011961Nov 19, 2024Electrical system, Fuel system. This service bulletin provides dealers with Warranty Administration information on North American Charging Standard (NACS) DC Adapter Warranty Claim Information.
• 11011868Nov 15, 2024Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
• 11011860Nov 15, 2024Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11011218Nov 8, 2024Fuel system. This Preliminary information communicates dignostics tips for P0534 codes on 2024 Blazer EV and 2023 and 2024 Lyriq as well as 2024 Equinox EV
• 11011212Nov 8, 2024Other or unknown. This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
• 11011709Nov 5, 2024Engine, Body and structure, Wheels, Other or unknown, Brakes. 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.
• 11011188Nov 1, 2024Fuel system. This Preliminary Information communicates that, under certain conditions, a MIL (Malfunction Indicator Lamp) illumination or a "Service High Voltage" message may display on the IPC (Instrument Panel Cluster), and the 12V battery may experience discharge. In these instances, it is advised to perform BECM (Battery Energy Control Module) programming and execute the Manual Reset Shunt process.
• 11011485Oct 30, 2024Other or unknown. This Preliminary information communicates the possibility of a resetting of some information modules prior to delivery.
• 11011480Oct 29, 2024Other or unknown. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.
• 11011476Oct 28, 2024Electrical 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.
• 11011475Oct 28, 2024Other 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.
• 11011472Oct 25, 2024Electrical system. This Preliminary information communicates how to move U018B from Current to History.
• 11009192Oct 25, 2024Electrical system. This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.
• 11009186Oct 25, 2024Electrical 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.
• 11011465Oct 24, 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.
• 11011122Oct 24, 2024Fuel system, Electrical system. This service bulletin provides information on Lithium-Ion Battery - TAC Approval and Exchange Program for Cadillac LYRIQ, Chevrolet Blazer EV, Equinox EV and Corvette E-Ray.
• 11009111Oct 24, 2024Other 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.
• 11009105Oct 24, 2024Other or unknown. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.
• 11009097Oct 24, 2024Other or unknown. This Preliminary information communicates the the active safety features and/or cameras are inoperative or unavailable after a 12 volt battery replacement or battery charge after a low voltage condition.
• 11011453Oct 22, 2024Other or unknown. This Preliminary information communicates the the active safety features and/or cameras are inoperative or unavailable after a 12 volt battery replacement or battery charge after a low voltage condition.
• 11011157Oct 22, 2024Electrical 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.
• 11009059Oct 22, 2024Other 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.
• 11009047Oct 22, 2024Other or unknown. This Preliminary information communicates information on software issues for the P2980 Code, and steps to check see how the code is failing. these steps will help the dealer determine if a pending software fix will correct the issue of if parts need to be replaced.

← All problems reported for the 2023 Cadillac Lyriq