Mercury Grand Marquis engine and engine cooling problems by year
438 NHTSA owner complaints name the engine and engine cooling across 25 Grand Marquis model years. The most reported year is 1997 with 124 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2010 Grand Marquis | 1 | 4% | — | |
| 2008 Grand Marquis | 5 | 6% | — | |
| 2007 Grand Marquis | 3 | 3% | — | |
| 2006 Grand Marquis | 2 | 1% | — | |
| 2005 Grand Marquis | 9 | 2% | — | |
| 2004 Grand Marquis | 10 | 3% | — | |
| 2003 Grand Marquis | 13 | 4% | — | |
| 2002 Grand Marquis | 10 | 13% | — | |
| 2001 Grand Marquis | 20 | 13% | 64,187 mi | |
| 2000 Grand Marquis | 17 | 10% | 87,000 mi | |
| 1999 Grand Marquis | 26 | 16% | 90,200 mi | |
| 1998 Grand Marquis | 26 | 18% | — | |
| 1997 Grand Marquis | 124 | 39% | 80,072 mi | |
| 1996 Grand Marquis | 85 | 36% | 85,109 mi | |
| 1995 Grand Marquis | 8 | 4% | — | |
| 1994 Grand Marquis | 15 | 10% | — | |
| 1993 Grand Marquis | 7 | 5% | — | |
| 1992 Grand Marquis | 19 | 7% | — | |
| 1991 Grand Marquis | 10 | 12% | — | |
| 1990 Grand Marquis | 3 | 5% | — | |
| 1989 Grand Marquis | 6 | 10% | — | |
| 1988 Grand Marquis | 7 | 10% | — | |
| 1987 Grand Marquis | 5 | 12% | — | |
| 1986 Grand Marquis | 4 | 19% | — | |
| 1985 Grand Marquis | 3 | 14% | — |
Share is the fraction of that year’s complaints naming the engine and engine cooling. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.