Mercedes-Benz S550 engine problems by year
13 NHTSA owner complaints name the engine across 3 S550 model years. The most reported year is 2007 with 8 reports.
| Year | Engine reports | Share | Median mileage | |
|---|---|---|---|---|
| 2015 S550 | 3 | 7% | — | |
| 2008 S550 | 2 | 11% | — | |
| 2007 S550 | 8 | 15% | — |
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.