Chevrolet Volt 2016–2018 — technical service bulletin
Bulletin 21NA111 · NHTSA communication 10198882 · issued May 6, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2018
model years
3
vehicle entries
Official summary
This service bulletin provides repair information to correct a customer concern of a Check Engine Light Illuminated, No Start/ No Propulsion, DTC P0A0C.
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.