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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Only bulletins with component: Software are shown. Show all
| 20-NA-132 | 2024-04-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. |
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| N23-240574 | 2023-07-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. (There may be future updates under this same release number.) Your GMC Hummer EV keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: Updates made to the overall vehicle software update process. Updates made to improve connectivity within Apple CarPlay, Bluetooth & SiriusXM. Updates made to the long range radar functionality to enhance alignment during height changes. Updates made to the wireless charging functionality to provide a faster charging experience for iPhone 12 or newer. A variety of other minor software updates to make your driving and in-vehicle experience better. Better Never Stops™ |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.