Mercedes-Benz SLK-Class years to avoid and best years
Newer Mercedes-Benz SLK-Class years have fewer owner complaints per year than the older ones. 2012 has the most complaints per year, at 1 (12 complaints). 2012 through 2014 are in that same range. Among years old enough to compare, the fewest complaints per year are 2016 at 0 (from 2 complaints), 2015 at 0 (from 4 complaints), and 2014 at 1 (from 3 complaints). On the 2012 Mercedes-Benz SLK-Class, 2 of 12 complaints name Fuel and propulsion system.
Data as of .
Mercedes-Benz SLK-Class reliability by year
Each year is complaints filed in that year’s first 3 years on the road, divided by however many of those years have passed. A model year younger than 3 years is too early to compare, so it is left out of the years named as having the fewest or the most complaints. Recalls are a separate count. The numbers are for the US-market Mercedes-Benz SLK-Class. How we count.
By model year
| Year | Per year on the road | Complaints | Recalls | Most-filed complaint | Avg. combined MPG |
|---|---|---|---|---|---|
| 2016 Fewest | 0 | 2 | 0 | Structure, Unknown or other | — |
| 2015 Fewest | 0 | 4 | 0 | Fuel and propulsion system | — |
| 2014 Fewest | 1 | 3 | 0 | Structure | — |
| 2013 | 1 | 9 | 0 | Structure | — |
| 2012 → Most | 1 | 12 | 0 | Fuel and propulsion system | — |
Years with a → link have a full model-year page.
What owners file about
Generations
- Body styles
- Convertible
- Oil
- 0W-30 or 0W-40 (verify Mercedes LL label) · 6.9 qt capacity
- Tire size
- 225/45R17, 225/40R18, 245/40R17, 245/35R18
Frequently asked questions
Which Mercedes-Benz SLK-Class years have fewer owner complaints?
Among years old enough to compare, the fewest complaints per year are 2016 at 0 (from 2 complaints), 2015 at 0 (from 4 complaints), and 2014 at 1 (from 3 complaints).
Which Mercedes-Benz SLK-Class year has the most owner complaints?
2012 has the most complaints per year, at 1 (12 complaints). 2012 through 2014 are in that same range. On the 2012 Mercedes-Benz SLK-Class, 2 of 12 complaints name Fuel and propulsion system.
How do Mercedes-Benz SLK-Class owner complaints compare by year?
Newer Mercedes-Benz SLK-Class years have fewer owner complaints per year than the older ones.
What engine oil does a US Mercedes-Benz SLK-Class use?
0W-30 or 0W-40 (verify Mercedes LL label) With filter, about 6.9 qt is commonly listed for this generation—confirm in the owner manual.
What tire sizes fit a US Mercedes-Benz SLK-Class?
Published US specs commonly list front 225/45R17, 225/40R18, 245/40R17, 245/35R18 and rear 225/45R17, 225/40R18, 245/40R17, 245/35R18; confirm on the door jamb placard for your trim.
Where should I confirm Mercedes-Benz SLK-Class maintenance specs?
Use the US owner manual and under-hood labels for oil grade, capacities, and tire pressures; this page summarizes common US fitments but does not replace the manual.