Reliability & cost of ownership
Mercedes Benz Sl320 Reliability & Common Problems
How reliable is the Mercedes Benz Sl320? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for a full reliability and repair-cost forecast.
Mercedes Benz Sl320 problems by model year
1 recall entry and 32 owner complaints on file across 6 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2000 Sl320 | 0 | 1 | No NCAP test | Reliability forecast → |
| 1999 Sl320 | 0 | 2 | No NCAP test | Reliability forecast → |
| 1998 Sl320 | 0 | 3 | No NCAP test | Reliability forecast → |
| 1997 Sl320 | 1 | 6 | No NCAP test | Reliability forecast → |
| 1996 Sl320 | 0 | 4 | No NCAP test | Reliability forecast → |
| 1995 Sl320 | 0 | 16 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Mercedes Benz Sl320, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- electrical system16 complaints
- engine and engine cooling4 complaints
- engine2 complaints
- fuel system2 complaints
- gasoline2 complaints
- equipment2 complaints
- seat belts2 complaints
- power train2 complaints