Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Fuel/propulsion System. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Suspension. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
2 reports
Mileage unknown · Sep 29, 2020
Fuel/propulsion System
STOPPED AT GAS STATION TO GET GAS FOR CAR AS SOON I WAS PUMPING GAS I CAN SMELL & SEE GAS FALLING ON THE FLOOR RIGHT BY THE BACK PASSENGER REAR TIRE. WAITED FOR DRY UP. THEN WENT HOME PARKED CAR CAME BACK OUT SAW A PUDDLE OF GAS WAITED FOR DRY UP. WENT UNDERNEATH AND SAW THE RESIDUE THAT IT HAD LEFT BEHIND AND IT LOOK LIKE IT WA…
Read full complaint
STOPPED AT GAS STATION TO GET GAS FOR CAR AS SOON I WAS PUMPING GAS I CAN SMELL & SEE GAS FALLING ON THE FLOOR RIGHT BY THE BACK PASSENGER REAR TIRE. WAITED FOR DRY UP. THEN WENT HOME PARKED CAR CAME BACK OUT SAW A PUDDLE OF GAS WAITED FOR DRY UP. WENT UNDERNEATH AND SAW THE RESIDUE THAT IT HAD LEFT BEHIND AND IT LOOK LIKE IT WAS CRACK FROM THE GAS TANK.
NHTSA ODI #11361914
110,463 miles · Aug 20, 2020
Suspension
VEHICLE FAILED STATE SAFETY INSPECTION DUE TO CORROSION PERFORATION OF REAR SUSPENSION CROSS MEMBER, A MAJOR REAR SUSPENSION STRUCTURAL COMPONENT. ALSO REFERRED TO AS REAR SUBFRAME (PART NUMBER 207-350-97-02). THE VEHICLE WAS STATIONARY IN DEALER SERVICE BAY WHEN DISCOVERED.
NHTSA ODI #11350400
Official recalls
0
No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2011 MERCEDES-BENZ C204.9 Problems, Complaints & Recalls | Skip That Year