Chevrolet Bolt Euv 2021–2022 — technical service bulletin
Bulletin PIE0729 · NHTSA communication 10227397 · issued Nov 21, 2022
Technical service bulletin
communication type
Electrical System
component
2021–2022
model years
3
vehicle entries
Official summary
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to issues while charging on a public DC Fast charger or Level 2 AC charger.
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.