2004 Chevrolet Impala engine problems
71 owner complaints filed with NHTSA name the engine on the 2004 Chevrolet Impala — 7% of all complaints for this model year.
What owners report
“The contact owns a 2004 Chevrolet Impala. The contact stated that while driving approximately 40 MPH, the vehicle suddenly decelerated to approximately 20 MPH, and the instrument panel went black. The contact stated that the vehicle lost power steering functionality, and then lost motive power and…”
filed Sep 5, 2025
“Tl* the contact owned a 2014 cheverolet impala. The contact stated while driving at 65 mph and when the contact was exiting off the exit ramp, the vehicle stalled. The contact tried to restart the vehicle but failed. The contact was attempted to push the vehicle to side of the road when they…”
filed Feb 24, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to…Campaign 15V701000 · Oct 26, 2015
- On May 18, 2015, GM expanded the recall to cover an additional 49,751 2004 Pontiac Grand…Campaign 15V201000 · Apr 6, 2015
Related service bulletins
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how…
16-NA-383 · Service Bulletin/Repair Instructions · issued Jun 28, 2024
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% |
| 2011 Impala | 125 | 25% |
| 2010 Impala | 88 | 20% |
| 2009 Impala | 179 | 22% |
| 2008 Impala | 134 | 17% |
Other reported problem areas on the 2004 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.