• Improved reliability for propulsion and acceleration
GMC technical service bulletin 662.20 for 2022-2023 GMC Hummer EV Pickup.
- Bulletin number
- 662.20 (662.20)
- Component
- Unknown or other
- Summary
- • Improved reliability for propulsion and acceleration
Vehicles covered
- GMC Hummer EV Pickup 2022-2023 20222023
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