Pontiac Grand Prix engine problems by year
575 NHTSA owner complaints name the engine across 13 Grand Prix model years. The most reported year is 2004 with 98 reports.
| Year | Engine reports | Share | Median mileage | |
|---|---|---|---|---|
| 2008 Grand Prix | 19 | 13% | 81,000 mi | |
| 2007 Grand Prix | 28 | 13% | 90,000 mi | |
| 2006 Grand Prix | 32 | 13% | 137,000 mi | |
| 2005 Grand Prix | 14 | 9% | 120,000 mi | |
| 2004 Grand Prix | 98 | 22% | 145,000 mi | |
| 2003 Grand Prix | 31 | 29% | 156,000 mi | |
| 2002 Grand Prix | 86 | 26% | 150,089 mi | |
| 2001 Grand Prix | 65 | 21% | 154,000 mi | |
| 2000 Grand Prix | 73 | 16% | 170,000 mi | |
| 1999 Grand Prix | 50 | 12% | 160,000 mi | |
| 1998 Grand Prix | 33 | 7% | 125,000 mi | |
| 1997 Grand Prix | 45 | 6% | 171,750 mi | |
| 1989 Grand Prix | 1 | 1% | — |
Share is the fraction of that year’s complaints naming the engine. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.