Cadillac STS electrical system problems by year
63 NHTSA owner complaints name the electrical system across 4 STS model years. The most reported year is 2005 with 23 reports.
| Year | Electrical System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2008 STS | 8 | 16% | — | |
| 2007 STS | 11 | 21% | — | |
| 2006 STS | 21 | 15% | 83,748 mi | |
| 2005 STS | 23 | 23% | 65,500 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.