Pontiac Bonneville electrical system problems by year
293 NHTSA owner complaints name the electrical system across 18 Bonneville model years. The most reported year is 1995 with 40 reports.
| Year | Electrical System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2005 Bonneville | 8 | 30% | — | |
| 2004 Bonneville | 11 | 39% | 40,000 mi | |
| 2003 Bonneville | 10 | 19% | — | |
| 2002 Bonneville | 10 | 11% | — | |
| 2001 Bonneville | 16 | 12% | 86,500 mi | |
| 2000 Bonneville | 32 | 15% | 76,750 mi | |
| 1999 Bonneville | 22 | 15% | — | |
| 1998 Bonneville | 28 | 10% | — | |
| 1997 Bonneville | 28 | 19% | — | |
| 1996 Bonneville | 21 | 14% | 105,000 mi | |
| 1995 Bonneville | 40 | 16% | 100,000 mi | |
| 1994 Bonneville | 19 | 22% | — | |
| 1993 Bonneville | 18 | 13% | — | |
| 1992 Bonneville | 17 | 15% | — | |
| 1991 Bonneville | 2 | 9% | — | |
| 1990 Bonneville | 3 | 8% | — | |
| 1989 Bonneville | 4 | 14% | — | |
| 1987 Bonneville | 4 | 21% | — |
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.