Brightdrop EV600 2017–2025 — technical service bulletin
Bulletin PIE0753D · NHTSA communication 11007914 · issued Aug 14, 2024
Technical service bulletin
communication type
Fuel/propulsion System
component
2017–2025
model years
20
vehicle entries
Official summary
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from customer-owned vehicles in the field for further engineering study and analysis.
Vehicles covered
- 2022 Brightdrop EV600
- 2023 Brightdrop Zevo 600
- 2023 Cadillac Lyriq
- 2024 Cadillac Lyriq
- 2024 Chevrolet Blazer EV
- 2022 Chevrolet Bolt Euv
- 2023 Chevrolet Bolt Euv
- 2017 Chevrolet Bolt EV
- 2018 Chevrolet Bolt EV
- 2019 Chevrolet Bolt EV
- 2020 Chevrolet Bolt EV
- 2021 Chevrolet Bolt EV
- 2022 Chevrolet Bolt EV
- 2023 Chevrolet Bolt EV
- 2024 Chevrolet Equinox EV
- 2024 Chevrolet Silverado EV
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2024 GMC Hummer EV Pickup
- 2025 GMC Hummer EV Pickup
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.