There are 2 owner-reported fuel system complaints for the 2015 Mercedes-Benz E-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
NHTSA Complaint Vehicle: 2015 Mercedes-Benz E-Class Gas Fuel Pump Filter Housing Defective Know Manufacture defect -Fuel pooling under rear seat causing fumes in cabin. Health and fire risk. Request investigation and recall/Safety consideration. -Service Center inspection Video Confirmation -Requested Goodwill and Repair by Manufacturer Senior Advisor who corresponded with the Service Manager -No warning lamps, smell of gas for few weeks and unaware it was from the gas under the back seat. -Towed to Local Mercedes Dealer on March 25. Drivable-Fumes very Strong.
2015 E3350 SMELLS GAS INSIDE CABIN, A MECHANIC DETECTED A FUEL LEAK IN THE ELECTRIC PUMP THAT IS LOCATED BEHIND THE DRIVERS SEAT. 70000 MILES NO WARNING LIGHTS
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 26, 2026