2014 MERCEDES-BENZ E350 Complaints

The contact owns a 2014 Mercedes-Benz E350. The contact stated that while her daughter was driving at an undisclosed speed, there was a fuel odor perforating through the interior of the vehicle. The driver later reported feeling ill which she attributed to the fuel odor in the vehicle and determined to discontinue driving the vehicle. No warning lights were illuminated. The vehicle was towed to an independent mechanic, who was able to smell the fuel odor but was unable to provide a diagnosis. The vehicle was not repaired. The vehicle was towed to another independent mechanic, who diagnosed a failure with the fuel pump. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 15V792000 (Fuel System, Gasoline), but the VIN was not included. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was 147,000.

Fuel system gasoline smell of gas and the threading in the crease of seats coming apart .. I noticed that some of the E350 2014 has the fuel systems gasoline problem … all of the E350 are having this fuel gasoline problem

2014 Mercedes E350 with 129,000 miles. It was discovered recently that the subframe was rusted, and a hole had formed. The subframe was replaced under extended warranty offered by Mercedes. During the replacement, the dealership discovered that the metal rear brake lines are also rusted.

The contact owns a 2014 Mercedes-Benz E350. The contact stated that while operating the vehicle, there was an abnormal fuel odor inside the cabin of the vehicle. The vehicle was taken to the local dealer but no cause for the odor was found. The vehicle continued to experience failure. The manufacturer was not contacted. The failure mileage was unknown.

I have a 2014 E350 Coupe. It has a major fuel leak that is immensely dangerous and could cause immediate harm/death if I did not remove the seat and inspect the fuel line. There is a recall on the 4 door model for reference. 15V-792 / 2015110006 Recall Summary A fitting that joins the fuel hose and fuel feed line may develop a leak or completely disconnect. This can cause a fire hazard, fuel odor and potentially stall the engine while operating the vehicle. The fuel line fitting connecting the fuel hose and fuel feed line may be flared improperly, causing a possible leak or disconnection of the fuel line. Dealers will install the correct fuel line free of charge to resolve the concern. Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2014 E350 and E350 4Matic sedans manufactured June 4, 2014, to July 9, 2014. The affected vehicles were built with a fuel feed line that has a single flare fitting instead of a double flare fitting.

Brake pedal became "spongy" and then total brake failure with dashboard warnings to check brake fluid. Caused by corroded brake lines that failed and allowed all brake fluid to be lost in the system. Extremely dangerous as no braking was available.

The contact owns a 2014 Mercedes-Benz E350. The contact stated on several occasions when the vehicle was turned off, the contact became aware of an abnormally strong gasoline odor. The vehicle was taken to a dealer where it was diagnosed and determined that unknown parts needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 88,950.

Rear subframe snapped under hard braking on the highway and caused my to veer into leftmost lane. It was terrifying and a severe hazard on the highway. Had vehicle towed to my house. I lifted and inspected my car and found the rear subframe was rusted and a crack straight through. The rear brake lines were also severely corroded and are very close to failing. Front brake lines have no corrosion. It seems that the rear subframe and rear brake lines have the same anti rust coating which are clearly not sufficient.

Fuel Leakage from the top of the Fuel Tank, leaking underneath the back seat. I'm told there was a past campaign to fix these issues in the Sedan Mercedes Benz E350. The problem was found by the fumes in my garage where I park the vehicle. My smoke and carbon monoxide alarm kept going off inside my house, and I had to call the fire department to help me identify where the fumes were coming from. No warning lamps or messages on the vehicle are present. When I called the dealership they told me there hasn't been a recall on the vehicles. I have had a diagnostic with the dealership.

The contact owns a 2014 Mercedes-Benz E350. The contact stated there was a fuel burning odor emitting from the vehicle when in the vehicle was parked. There were no warning lights illuminated. The vehicle had been taken to the dealer and diagnosed with a fuel leak coming from the fuel tank. The contact was informed that the fuel tank needed to be replaced. The vehicle had not been repaired. The manufacturer was made aware of the failure. The manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was 87,000.