Chevrolet Bolt EV 2020–2021 — service campaign
Bulletin N242470162 · NHTSA communication 11009543 · issued Oct 31, 2024
Service campaign
communication type
Unknown OR Other
component
2020–2021
model years
2
vehicle entries
Official summary
Service Update - Certain vehicles may have a condition where the advanced diagnostic software recall remedy in NHTSA Recall 21V650 may not have been correctly installed in this vehicle population. Dealers are to reprogram the Hybrid Powertrain Control Module 2, Battery Energy Control Module and the Body Control Module.
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.