Chevrolet Volt 2013 — technical service bulletin
Bulletin 19NA079 · NHTSA communication 10161893 · issued May 6, 2019
Technical service bulletin
communication type
Power Train
component
2013
model years
1
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of a Propulsion Power is Reduced message displayed in the DIC and without DTCs set on higher mileage vehicles by reprogramming the HPCM 2.
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.