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April 14, 2023 Service bulletin

Engine and engine cooling

GMC technical service bulletin PIT5905A for 2024 GMC Hummer EV SUV and 2022-2023 GMC Hummer EV Pickup.

Bulletin number
PIT5905A
Component
Engine and engine cooling
Summary
This Preliminary information communicates ordering process for front drive unit (S8L) and rear drive unit (P79) restriction for the 2022 MY GMC HUMMER EV and HUMMER EV SUV.

Owners of these vehicles have filed 2 complaints in the engine category.

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