Mercedes-Benz R350 engine and engine cooling problems by year
20 NHTSA owner complaints name the engine and engine cooling across 2 R350 model years. The most reported year is 2006 with 16 reports.
| Year | Engine and Engine Cooling reports | Share | Median mileage | |
|---|---|---|---|---|
| 2007 R350 | 4 | 9% | — | |
| 2006 R350 | 16 | 16% | 62,000 mi |
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.