Chevrolet Bolt EV 2019–2020 — technical service bulletin
Bulletin 20-NA-130 · NHTSA communication 10231366 · issued Jan 20, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
2
vehicle entries
Official summary
This service bulletin provides information for customers and dealers/technicians on Message Illuminated in the DIC, DTC B094C (39) Set.
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.