BMW M3 engine and engine cooling problems by year
20 NHTSA owner complaints name the engine and engine cooling across 6 M3 model years. The most reported year is 2002 with 12 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2009 M3 | 1 | 2% | — | |
| 2008 M3 | 1 | 1% | — | |
| 2004 M3 | 1 | 3% | — | |
| 2003 M3 | 2 | 4% | — | |
| 2002 M3 | 12 | 30% | — | |
| 1997 M3 | 3 | 16% | — |
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.