2015 Chevrolet Impala power train problems
16 owner complaints filed with NHTSA name the power train on the 2015 Chevrolet Impala — 5% of all complaints for this model year.
What owners report
“The contact owns a 2015 Chevrolet Impala. The contact stated while driving approximately 70 MPH, the transmission was slipping and unexpectedly downshifted to a lower gear. The contact stated that the vehicle violently shuddered. The contact stated that the check engine and stability control…”
filed Apr 15, 2025
“The contact owns a 2015 Chevrolet Impala. The contact stated while driving at an undisclosed speed, the vehicle downshifted and shuddered abnormally. There was no warning light illuminated. The vehicle was restarted; however, the failure recurred. The vehicle was taken to the dealer to be…”
filed Aug 22, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Impala years
| Year | Reports | Share |
|---|---|---|
| 2019 Impala | 5 | 18% |
| 2018 Impala | 11 | 19% |
| 2017 Impala | 12 | 10% |
| 2016 Impala | 16 | 15% |
| 2014 Impala | 37 | 6% |
| 2013 Impala | 33 | 12% |
| 2012 Impala | 27 | 10% |
| 2011 Impala | 64 | 13% |
| 2010 Impala | 67 | 15% |
| 2009 Impala | 68 | 8% |
| 2008 Impala | 91 | 11% |
| 2007 Impala | 80 | 13% |
Other reported problem areas on the 2015 Chevrolet Impala
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.