Chevrolet HHR electrical system problems by year
749 NHTSA owner complaints name the electrical system across 6 HHR model years. The most reported year is 2006 with 222 reports.
| Year | Electrical System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2011 HHR | 39 | 19% | 65,000 mi | |
| 2010 HHR | 119 | 23% | 50,000 mi | |
| 2009 HHR | 151 | 30% | 55,870 mi | |
| 2008 HHR | 107 | 17% | 65,250 mi | |
| 2007 HHR | 111 | 15% | 65,600 mi | |
| 2006 HHR | 222 | 22% | 69,000 mi |
Share is the fraction of that year’s complaints naming the electrical system. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.