2015 Chevrolet Impala fuel/propulsion system problems
10 owner complaints filed with NHTSA name the fuel/propulsion system on the 2015 Chevrolet Impala — 3% of all complaints for this model year.
What owners report
“The intake rocker arm oil control valve deteriorates and pieces get lodge in the cam cover passages. Causes vehicle to misfire and not shift properly. Happens while sitting idle or moving”
filed Jun 28, 2019
“P0442(evap small leak) using evap tool j-41413-200,pressure tested the evap system while performing system seal.found that the evap purge solenoid is leaking.plugged the evap purge solenoid port and found evap pressure loss not present. Reviewed tech 685 and 201 history.parts warranty cause:failed…”
filed Jun 26, 2019
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Impala years
| Year | Reports | Share |
|---|---|---|
| 2019 Impala | 2 | 7% |
| 2018 Impala | 2 | 3% |
| 2017 Impala | 4 | 3% |
| 2016 Impala | 5 | 5% |
| 2014 Impala | 11 | 2% |
| 2013 Impala | 8 | 3% |
| 2012 Impala | 17 | 7% |
| 2011 Impala | 16 | 3% |
| 2010 Impala | 16 | 4% |
| 2009 Impala | 17 | 2% |
| 2008 Impala | 12 | 1% |
| 2007 Impala | 13 | 2% |
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.