This service bulletin and criteria within are to determine the internal state of the High Voltage Battery...
Chevrolet technical service bulletin 23-NA-151 for 2024-2025 Chevrolet Equinox EV, 2023-2025 Cadillac Lyriq and 2024-2025 Chevrolet Blazer EV and others.
- Bulletin number
- 23-NA-151
- Component
- Fuel/propulsion system
- Summary
- This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.
Owners of these vehicles have filed 31 complaints in the fuel system category.
Vehicles covered
- Chevrolet Equinox EV 2024-2025 20242025
- Cadillac Lyriq 2023-2025 202320242025
- Chevrolet Blazer EV 2024-2025 20242025
- Chevrolet Silverado EV 2024-2025 20242025
- Cadillac Vistiq 2026 2026
- Cadillac Optiq 2025 2025
- GMC Sierra EV 2024-2025 20242025
- GMC Hummer EV SUV 2025 2025
- GMC Hummer EV Pickup 2022-2025 2022202320242025
- Cadillac Escalade Iq 2025 2025
- Brightdrop EV600 2022 2022
- Brightdrop Zevo 600 2023-2024 20232024
- Brightdrop Zevo 400 2024 2024
- Cadillac Celestiq 2025 2025
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