There are 1 owner-reported engine complaints for the 2017 Mercedes-Benz S-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
B Camshaft position timing over-advanced or system performance Bank1 A Camshaft position timing over-advanced or system performance Bank 2 and Mercedes Benz didn't want to fix this problem and just wanted to change out the engine for 50 thousand dollars. the car is a 2017 w222 Mercedes Benz s550 s Class with a m278 engine.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026