2011 Chevrolet Impala engine problems
125 owner complaints filed with NHTSA name the engine on the 2011 Chevrolet Impala — 25% of all complaints for this model year.
What owners report
“i own a 2011 chevy impala 4 door that has a very serious engine issue. I was on my way home and suddenly the service stability trac, and check engine light came on, then the message center displayed reduced engine power and low oil pressure then the engine shut off. I tried to restart the vehicle…”
filed Dec 25, 2023
“This problem has happened for many many years. Made appointments @ Fuccillo Chevy dealer, by then it’s gone off & they don’t know! Well, just occurred again when getting new tires @Dunn pulling in. 2011 impala Stabilitrak, engine power loss, then check engine light! Thank goodness the mechanic…”
filed Nov 12, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Impala years
| Year | Reports | Share |
|---|---|---|
| 2019 Impala | 2 | 7% |
| 2018 Impala | 7 | 12% |
| 2017 Impala | 21 | 18% |
| 2016 Impala | 20 | 18% |
| 2015 Impala | 19 | 6% |
| 2014 Impala | 56 | 9% |
| 2013 Impala | 30 | 11% |
| 2012 Impala | 40 | 16% |
| 2010 Impala | 88 | 20% |
| 2009 Impala | 179 | 22% |
| 2008 Impala | 134 | 17% |
| 2007 Impala | 77 | 12% |
Other reported problem areas on the 2011 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.