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Reliability Database
Mercedes-Benz

SL-Class

Roadster
Best Engine ⚠️ Caution (3.4)
2 Generations
13 Engines Rated
287 Total Complaints
Engine Ratings
9 recommended 2 caution 2 avoid

Generation Timeline

2003-2012 R230
8 engines
253 complaints 🔥 15 ☠ 1
Unknown ⚠️ Caution (3.3)
→
2013-2020 R231
5 engines
34 complaints
4.7L 8-cyl ⚠️ Caution (3.4)
→
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