Chevrolet Bolt EV 2017–2019 — technical service bulletin
Bulletin 18NA225 · NHTSA communication 10181673 · issued Sep 23, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2019
model years
3
vehicle entries
Official summary
This technical bulletin provides information to diagnose a MIL Illuminated with Loss of Propulsion and one or more of the following DTCs Set: P0ABC, P0AFA, P1AE6, P0D26, P0C78, P0ABB.
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.