How reliable is the Mercedes Benz Sl?
Owner-reported reliability data — inspection results, typical mileage, and the most common failures.
The Mercedes Benz Sl passes first-time inspections at roughly the European average. The most commonly reported issues are an srs malfunction indicator lamp (mil) indicates a system malfunction, a tyre cords visible or damaged, a suspension pin, bush or joint excessively worn. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.
Above average reliability
Based on 6,978 inspection tests. First-time pass rate: 84.8%.
Mercedes Benz Sl reliability by year
How the Mercedes Benz Sl performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.
| Year cohort | Pass rate | Typical mileage @ 5 yrs |
|---|---|---|
| 1983 | 88.9% | — |
| 1984 | 76.7% | — |
| 1985 | 85.5% | — |
| 1986 | 81.1% | — |
| 1987 | 84.5% | — |
| 1988 | 86.1% | — |
| 1989 | 82.6% | — |
| 1990 | 82.2% | — |
| 1991 | 86.6% | — |
| 1992 | 86% | — |
| 1993 | 88.8% | — |
| 1994 | 85.7% | — |
| 1995 | 84.7% | — |
| 1996 | 86.6% | — |
| 1997 | 86.3% | — |
| 1998 | 85% | — |
| 1999 | 85.5% | — |
| 2000 | 85% | — |
| 2001 | 88.1% | — |
| 2002 | 85.8% | — |
Model-level pattern, not per-car prediction
These figures describe the Mercedes Benz Sl as a model. The reliability of any individual Mercedes Benz Sl also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.
Frequently asked questions
Is the Mercedes Benz Sl reliable?
Based on owner-reported inspection records, the Mercedes Benz Sl passes first-time inspections at roughly the European average. Its first-time inspection pass rate sits around 85%. Reliability varies by year and engine — see the year-by-year breakdown on this page for the specific cohort you're considering.
What are the common problems on the Mercedes Benz Sl?
The most common owner-reported issues are: An SRS malfunction indicator lamp (MIL) indicates a system malfunction (1% of inspections); A tyre cords visible or damaged (1% of inspections); A suspension pin, bush or joint excessively worn (0.8% of inspections); Brake pipe damaged or excessively corroded (0.7% of inspections); Tyre tread depth not in accordance with the requirements (0.6% of inspections).
What mileage is normal for a Mercedes Benz Sl?
For a typical Mercedes Benz Sl, owner-reported average mileage works out to about — at 3 years, — at 5 years, and — at 10 years. The mileage section on this page shows the full distribution — high-use vs low-use cars often differ by a factor of three.
How do I check a specific Mercedes Benz Sl before buying?
Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car — model-level reliability tells you the pattern, the VIN check tells you the car.