2025 GMC Sierra EV Technical Service Bulletins

376 technical service bulletins (TSBs) are on record for the 2025 GMC Sierra EV. 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.

• 11014566Feb 14, 2025Body and structure. This technical bulletin provides a procedure to correct the condition of Headliner Noise/Squeak.
• 11014307Feb 14, 2025Other or unknown. This Preliminary information communicates an issue with Supercruise where the vehicle may not stay centered in the lane at times due to a software amonaly.
• 11014306Feb 14, 2025Other or unknown. This Preliminary information communicates a diagnostic tip for a unwanted alarm concern caused by a software amonaly with the BCM
• 11014305Feb 14, 2025Other or unknown. This Preliminary information communicates if a customer and service tech encounter this concern, it will be fixed with a software update and the vehicle can still be driven in the meantime.
• 11014563Feb 13, 2025Other or unknown. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 11014301Feb 13, 2025Body and structure, Exterior lighting. This Preliminary information communicates that a dealer may install the perimeter rocker lighting kit and find that it will not illuminate. The dealer is advised that updated software is now available to repair this concern.
• 11014390Feb 12, 2025Body and structure. This informational bulletin provides steps to install a front license plate bracket.
• 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.
• 11014064Feb 7, 2025Other or unknown. This Preliminary information communicates a need to update the K107 / K107B Drive Motor Control Modules to the lasted program to prevent U11FD from Setting.
• 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.
• 11014279Feb 5, 2025Electrical system, Other or unknown. This bulletin provides Information on Infotainment Screen Hot to the Touch.
• 11014050Feb 5, 2025Other or unknown. This Preliminary information communicates an issue with Supercruise where the vehicle may not stay centered in the lane at times due to a software amonaly.
• 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.
• 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.
• 11013391Jan 29, 2025Body and structure. This Preliminary information communicates how to repair the e-Trunk if it has lost it's learn with a new software update
• 11013388Jan 29, 2025Suspension. This Preliminary information communicates a diagnostic Aid from root causing DTC: C1197 sym 92 caused by a pinched air inlet hose to the suspension compressor air leveling system.
• 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.
• 11013636Jan 24, 2025Electrical system, Fuel system. This service bulletin provides information for dealers/technicians on Information on Opening / Closure Instructions for DDR (Damaged, Defective, Recalled) High Voltage Battery Dunnage / Container.
• 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.
• 11013443Jan 22, 2025Other or unknown. This Preliminary information communicates a diagnostic tip for a unwanted alarm concern caused by a software amonaly with the BCM
• 11013005Jan 21, 2025Other or unknown. Service Update. On certain vehicles, the 12V battery negative cable was erroneously labeled with a First Responder Emergency Cut Loop label. Dealers are to inspect and confirm whether or not the High Voltage Service Lockout Harness has the Emergency Cut Loop label installed and ensure that the 12V Battery Negative Cable does not have the Emergency Cut Loop label installed.
• 11012975Jan 17, 2025Other or unknown. This Preliminary information communicates a diagnostic tip for locating the cause of DTC: P0530 & P1C26 Set Together in the battery energy control module.
• 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.
• 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.
• 11013076Jan 9, 2025Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
• 11012940Jan 9, 2025Other or unknown. This Preliminary information communicates to dealership technicians that if they have a customer with this issue, do not replace any parts until the repair is available.
• 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.
• 11012934Jan 7, 2025Body and structure. This Preliminary information communicates that the Tailgate Assist Handle is not included with the Hummer EV and the RST/Denali EV trucks and how to get one if needed.
• 11012933Jan 7, 2025Body and structure. This Preliminary information communicates how to diagnosis a inoperative midgate when there is a issue with the midgate glass or operator error.
• 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.
• 11013072Jan 2, 2025Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11012880Dec 19, 2024Steering, Brakes. This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering Wheel with Brakes Applied.
• 11012907Dec 18, 2024Engine. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
• 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.
• 11012019Dec 16, 2024Other or unknown, Forward collision avoidance. This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with multiple codes setting and Engineering is working on a resolution.
• 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.
• 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).
• 11011891Dec 14, 2024Suspension. This Preliminary information communicates a diagnostic Aid from root causing DTC: C1197 caused by a pinched air inlet hose to the suspension compressor air leveling system.

← All problems reported for the 2025 GMC Sierra EV