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October 5, 2026 Service campaign

Service Update

GMC technical service bulletin N252514001 for 2022-2025 GMC Hummer EV Pickup.

Bulletin number
N252514001 (N252514001)
Component
Electrical system
Summary
Service Update. Certain vehicles listed above may enable the new King Crab Feature through OTA programming or programming at the dealer. Dealers will perform a comprehensive software update. Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.

Owners of these vehicles have filed 9 complaints in the electrical category.

Vehicles covered

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