There are 1 owner-reported fuel system complaints for the 2011 Mercedes-Benz GL-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2011 Mercedes-Benz GL550. The contact stated that while driving at an undisclosed speed, the vehicle jerked while accelerating. No warning lights were illuminated. The vehicle was taken to an independent mechanic; however, no failure was found. The contact related the failure to NHTSA Campaign Number: 11V496000 (Fuel System, Diesel). The manufacturer was not made aware of the failure. The failure mileage was approximately 150,000.
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