2025 GMC Hummer EV Pickup Technical Service Bulletins

391 technical service bulletins (TSBs) are on record for the 2025 GMC Hummer EV Pickup. 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.

• 11012004Dec 17, 2024Forward collision avoidance, Other or unknown. This Preliminary information communicates to the field about a false DTC that is setting and how to address the issue.
• 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.
• 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.
• 11012694Dec 13, 2024Electrical system, Fuel system. This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
• 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.
• 11011801Dec 12, 2024Other 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 remove the First Responder Emergency Cut Loop label from the 12V battery negative cable.
• 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.
• 11011855Dec 10, 2024Electrical system, Other or unknown. This Preliminary information communicates to the field on how to resolve a current issue on 2025 models that have a issue with learning new key fob transmitters to the vehicle.
• 11011854Dec 9, 2024Brakes, Other or unknown. This Preliminary information communicates that a software update will be released to correct a false setting U164E from setting in the electronic brake control module.
• 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.
• 11011776Dec 5, 2024Body and structure. This Preliminary information communicates how to properly relearn the e-Trunk if it has lost it's learn.
• 11012187Dec 4, 2024Electrical system, Fuel system. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
• 11011682Dec 3, 2024Other or unknown. This Preliminary information communicates recovery procedure after return to dealer message.
• 11012003Nov 27, 2024Visibility (wipers, defrost, mirrors), Other or unknown. This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working and/or Blows Warm Air.
• 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.
• 11011896Nov 21, 2024Electrical system, Fuel system. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
• 11011955Nov 20, 2024Electrical system, Fuel system. This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
• 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.
• 11010683Nov 19, 2024Other or unknown. Certain vehicles listed above may need an updated Owner’s Manual insert which includes improved feature descriptions for Remote Key Operation (Key Fobs), Power Hood (eTrunk) for all, and Swing Gate information (for HUMMER EV SUV). Dealers will insert the updated insert into the Owner’s Manual. Since the insert can be easily installed, and to reduce customer inconvenience, the insert will be sent directly to…
• 11011878Nov 15, 2024Seat belts, Body and structure. This technical bulletin provides a procedure to correct Rear Seat Belt Bezel Falls Off.
• 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.
• 11010535Nov 14, 2024Brakes. Service Update. On certain vehicles, there may be debris/machining chips in the rear knuckles. Dealers will inspect, and if necessary, retap the rear brake caliper bracket threads.
• 11011870Nov 13, 2024Body and structure. This technical bulletin provides repair information to correct a customer concern of Passenger Side Windshield A-Pillar Speaker Grill Cover Falling Off/Loose/Not Flush.
• 11011216Nov 8, 2024Body and structure. This Preliminary information communicates to the field on a diagnostic tip for a Service Door Latch message and checking the inside door handle cable to make sure ift is fully engaged
• 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.
• 11011704Nov 7, 2024Body and structure. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
• 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.
• 11011183Nov 1, 2024Other or unknown. This Preliminary information communicates recovery procedure after return to dealer message.
• 11011484Oct 29, 2024Body and structure. This Preliminary information communicates how to repair the rear swing gate access button that is stuck
• 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.
• 11009192Oct 25, 2024Electrical system. This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.

← All problems reported for the 2025 GMC Hummer EV Pickup