Fuel system, gasoline
Risk. If the fuel filter flange cracks, it will leak fuel which may lead to a fire if an external ignition source is present.
NHTSA has logged 9 owner complaints about the 2011 Mercedes-Benz S550, most often about the fuel/propulsion system. It is covered by 2 safety recalls, and for recall 11V-493 the manufacturer reports only 30% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through August 18, 2026. Updated daily.
9 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Fuel/propulsion system | 2 | 0 |
| Exterior lighting | 1 | 0 |
| Forward collision avoidance | 1 | 0 |
| Structure | 1 | 0 |
| Suspension | 1 | 0 |
| Electrical system | 1 | 0 |
| Vehicle speed control | 1 | 0 |
| Engine | 1 | 1 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. If the fuel filter flange cracks, it will leak fuel which may lead to a fire if an external ignition source is present.
Risk. If all four wheel sensors in the subject vehicles are simultaneously malfunctioning or missing, the TPMS will provide an initial warning, but this warning will…
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Mercedes-Benz.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the S550 median. How we score
Recent fuel/propulsion system complaints filed with NHTSA, shortened. Personal details are removed.
My driver side Rear seat underneath is leaking gasoline. FUEL SYSTEM, GASOLINE If the fuel filter flange cracks, it will leak fuel which may lead to a fire if an external ignition source is present. NHTSA CAMPAIGN ID Number: 12V557000
I am filing a complaint with your agency regarding a fuel pump malfunction with my 2011 Mercedes S550 (VIN# [XXX]), because I feel that the incident below is a major safety concern and is similarly situated to the following NHTSA Campaign #12V557000. On March 15, 2022, I was pumping gas into my…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.