Mercedes-Benz SL63 AMG: problems, complaints, bulletins
Summary for the Mercedes-Benz SL63 AMG across 1 model years: 1 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 2009 | 1 | 0 | 0 | 0 |
What fails most often
- Engine: 1 complaints (100% of all).
Symptoms owners describe
How many of the 1 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Engine | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
The contact stated that the vehicle shook and vibrated abnormally. The vehicle was taken to the dealer who kept the vehicle for four days. It was diagnosed that the main engine nut bolt fractured, causing the head gasket to fail.
What to check before buying
- Engine. Cold start, unusual noises, oil leaks and engine codes.
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-06.