Mercury Mountaineer power train problems by year
383 NHTSA owner complaints name the power train across 12 Mountaineer model years. The most reported year is 2002 with 144 reports.
| Year | Power Train reports | Share | Median mileage | |
|---|---|---|---|---|
| 2008 Mountaineer | 9 | 9% | — | |
| 2007 Mountaineer | 25 | 31% | 74,000 mi | |
| 2006 Mountaineer | 39 | 33% | 53,500 mi | |
| 2005 Mountaineer | 19 | 23% | 48,301 mi | |
| 2004 Mountaineer | 64 | 30% | 66,000 mi | |
| 2003 Mountaineer | 42 | 28% | 73,975 mi | |
| 2002 Mountaineer | 144 | 39% | 78,375 mi | |
| 2001 Mountaineer | 1 | 5% | — | |
| 2000 Mountaineer | 15 | 12% | — | |
| 1999 Mountaineer | 8 | 5% | — | |
| 1998 Mountaineer | 9 | 4% | — | |
| 1997 Mountaineer | 8 | 2% | — |
Share is the fraction of that year’s complaints naming the power train. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.