Brightdrop EV600 2022–2024 — technical service bulletin
Bulletin 23-NA-202 · NHTSA communication 10248728 · issued Dec 31, 2023
Technical service bulletin
communication type
Equipment
component
2022–2024
model years
7
vehicle entries
Official summary
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for GMC HUMMER EV, Silverado EV, & BrightDrop.
Vehicles covered
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.