This software update includes the following, if your vehicle is equipped: • Improvements to vehicle...
GMC technical service bulletin N25-250378 (V652.50) for 2025 GMC Hummer EV Pickup.
- Bulletin number
- N25-250378 (V652.50) (N25-250378 (V652.50))
- Component
- Unknown or other
- Summary
- This software update includes the following, if your vehicle is equipped: • Improvements to vehicle diagnostics. • Fixes to preserve battery life and improve charging. • Fixes to address issues with shifting. • Fixes for vehicle airflow in icy conditions. • Improvements to HVAC compressor performance. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
Vehicles covered
- GMC Hummer EV Pickup 2025 2025
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