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Service bulletins for the 2024 GMC Hummer EV Pickup

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.

568 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
23-NA-1492024-12-04. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored During Pulling a Trailer with a Battery, Generator or Solar Charger.
24-NA-2292024-12-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
24-NA-1692024-11-27. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
24-NA-1432024-11-21. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
24-NA-1132024-11-21. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
22-NA-0532024-11-13. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
20-NA-1322024-11-09. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
22-NA-0962024-11-09. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built In Radio.
23-NA-0642024-11-05. Service bulletin. ELECTRICAL 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.
24-NA-0152024-10-30. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
24-NA-2022024-10-29. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides dealers Warranty Administration - North American Charging Standard (NACS) DC Adapter Warranty Claim Information.
PIT62452024-10-25. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.
PIT6202B2024-10-22. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates how to properly relearn the e-Trunk if it has lost it's learn.
24-NA-1692024-10-22. Service bulletin. ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This technical bulletin provides repair information to correct a customer concern of Super Cruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
24-NA-1662024-10-16. Service bulletin. ELECTRICAL SYSTEM; WHEELS. This technical bulletin provides repair information to correct a customer concern of DTC C1171 C1172 C1173 C1174 Tire Pressure Monitor Sensor Unable to Relearn Ethernet Cable Overlay for TCP OnStar Module.
24-NA-1692024-09-28. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After Driving 30–60 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
24-NA-0522024-09-27. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Radio software issues – Multiple Updates for IOK.
24-NA-1682024-09-25. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information on Radio Software release Version Z172.6 – Multiple Updates for IOK to correct customer concerns of radio software issues.
22-NA-0832024-09-21. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
PIE0753D2024-09-19. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM; POWER TRAIN. 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.
24-NA-1432024-09-16. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
23-NA-0442024-09-11. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
PIT62152024-09-11. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
N2424356022024-09-06. Service campaign. ELECTRICAL SYSTEM. Customer Satisfaction Program - certain vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will replace the chassis control module and perform a comprehensive software update.
PIT6118B2024-09-04. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates to dealer on how to check for an OTA update pending

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