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 where on file — then open the year you're shopping for its AI reliability outlook where NHTSA has enough data.
Mercedes Benz SL320 problems by model year
1 recall entry across 1 model year and 32 owner complaints across 6 model years on file, sourced from the federal NHTSA database. We couldn't confirm the NHTSA recall list for the remaining 5 model years — check the VIN at nhtsa.gov/recalls.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2000 SL320 | Not confirmed | 1 | No overall rating on file | Recalls & complaints → |
| 1999 SL320 | Not confirmed | 2 | No overall rating on file | Recalls & complaints → |
| 1998 SL320 | Not confirmed | 3 | No overall rating on file | Recalls & complaints → |
| 1997 SL320 | 1 | 6 | No overall rating on file | Recalls & complaints → |
| 1996 SL320 | Not confirmed | 4 | No overall rating on file | Recalls & complaints → |
| 1995 SL320 | Not confirmed | 16 | No overall rating on file | AI reliability outlook → |
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 system, gasoline2 complaints
- equipment2 complaints
- seat belts2 complaints
- power train2 complaints
- exterior lighting1 complaint