2008 Chevrolet HHR vehicle speed control problems
12 owner complaints filed with NHTSA name the vehicle speed control on the 2008 Chevrolet HHR — 2% of all complaints for this model year.
What owners report
“vehicle ecm keeps reporting an error code p2138 that refers to a correlation issue between sensors on the throttle/pedal system, causing the vehicle to enter into reduced power and eventually disables engine. Problem persists even after replacing pedal component. Apparently water enters the…”
filed Feb 6, 2025
“Vehicle in mention, chevy hhr 2008, sudden acceleration going down freeway reaching 80 mph. Rpm's went up to 6 and stayed for over 7 minutes. The vehicle almost hit another vehicle in front of me due to no where for me to turn. I slowed the vehicle down by engaging neutral and continue breaking…”
filed Mar 9, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Vehicle Speed Control problems in other HHR years
| Year | Reports | Share |
|---|---|---|
| 2011 HHR | 6 | 3% |
| 2010 HHR | 6 | 1% |
| 2009 HHR | 10 | 2% |
| 2007 HHR | 10 | 1% |
| 2006 HHR | 9 | 1% |
Other reported problem areas on the 2008 Chevrolet HHR
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.