2010 Mercedes-Benz S550 Fuel system Problems

“Upon refuling my automobile full I could smell a strong odor of gas fumes. Earlier that day I had an impact of my tire over a curb. Gas fumes could be smelled not so much on the outside of the auto but inside without abatement. Upon inspection by mercedes benz of stockton ca it was determined a fuel leak was present with the cushion that sits on top of the fuel system was soiled/sturated under the rear passenger seat of the car. Pictures taken suggest it had been was ongoing possiblely for years. They suggested heat contributed to the unit-seal corrosion and its surroundings. …”

“The contact owns a 2010 Mercedes-Benz S550. The contact stated that after refueling, there was abnormal fuel odor present inside and outside the vehicle. The cause of the failure was not yet determined. The local dealer and manufacturer were notified of the failure, but no assistance was offered. The failure mileage was 110,000. The contact stated that the gas leak was caused by a cracked fuel filter housing. The fuel filter and the fuel pump was replaced. The contact is requesting a full reimbursement of the cost of repairs.”

“Fuel smell in vehicle. Upon investigation found fuel pump flange cracked and leaking fuel. Leaking fuel is a fire hazard. No warning lamps illuminated.”