2017 Chevrolet Impala engine problems
21 owner complaints filed with NHTSA name the engine on the 2017 Chevrolet Impala — 18% of all complaints for this model year.
What owners report
“I am writing to formally express my deep dissatisfaction regarding a recurring issue with my vehicle’s catalytic converter pipe. At 37,000 miles, the left-hand (front bank) catalytic converter pipe near the cylinder head mounting flange weld failed and was replaced under warranty by GM. Now, at…”
filed Jul 21, 2025
“2017 Chevy Impala 3.6L engine exhaust leak at the exhaust manifold / turbo charger. Resulting in exhaust fumes leaking driver/passenger area could cause fire and or damage to engine. Checking on the customer review and complaints page on the internet I have a lot of other complaints even to the…”
filed Nov 10, 2022
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% |
| 2016 Impala | 20 | 18% |
| 2015 Impala | 19 | 6% |
| 2014 Impala | 56 | 9% |
| 2013 Impala | 30 | 11% |
| 2012 Impala | 40 | 16% |
| 2011 Impala | 125 | 25% |
| 2010 Impala | 88 | 20% |
| 2009 Impala | 179 | 22% |
| 2008 Impala | 134 | 17% |
| 2007 Impala | 77 | 12% |
Other reported problem areas on the 2017 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.