Chevrolet Cobalt SS service brakes, hydraulic problems by year
197 NHTSA owner complaints name the service brakes, hydraulic across 2 Cobalt SS model years. The most reported year is 2009 with 133 reports.
| Year | Service Brakes, Hydraulic reports | Share | Median mileage | |
|---|---|---|---|---|
| 2009 Cobalt SS | 133 | 70% | 10,260 mi | |
| 2008 Cobalt SS | 64 | 67% | 14,000 mi |
Share is the fraction of that year’s complaints naming the service brakes, hydraulic. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.