2018 Chevrolet Volt power train problems
84 owner complaints filed with NHTSA name the power train on the 2018 Chevrolet Volt — 38% of all complaints for this model year.
What owners report
“The vehicle frequently fails to register that the transmission has been shifted into Park. When this happens the instrument cluster displays "Action Required / Shift to Park" and the power (STOP/START) button will not shut the vehicle off. The condition is intermittent. I can usually clear it only…”
filed Aug 27, 2026
“What component or system failed? When the BCEM failed on my car, it led directly to the transmission failing as well as the PIM. I was driving normally then had a completely inoperable car with no warning. I was told to pay over $17k for repairs by the dealership because there is no recall on the…”
filed Aug 7, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Volt years
| Year | Reports | Share |
|---|---|---|
| 2019 Volt | 16 | 47% |
| 2017 Volt | 219 | 31% |
| 2016 Volt | 51 | 30% |
| 2015 Volt | 6 | 14% |
| 2014 Volt | 4 | 4% |
| 2013 Volt | 24 | 8% |
| 2012 Volt | 22 | 9% |
| 2011 Volt | 3 | 6% |
Other reported problem areas on the 2018 Chevrolet Volt
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.