Mercedes Benz E350 owners have reported 9 problems related to other fuel system hoses lines/piping, and fittings (under the other fuel system category). The most recently reported issues are listed below.
Fuel tank was filled until automatic nozzle shut off was activated. Vehicle was driven home approx 3. 5 miles and parked in the street. Next day there was a puddle of fuel approx 2 ft x 2 ft on the pavement and under the car, just forward of the right rear tire. I watched for several minutes, and noticed it was still leaking at the rate of one drop approx every 2 mins. Thinking that perhaps a hose between the fill port and fuel tank was leaking, I drove it for approx 15 mins, hoping to utilize enough fuel to lower the level of fuel in the tank and/or hose. I returned home and parked the car again. The car was still dripping fuel at the same rate. I moved the vehicle into my driveway to try to ascertain the source of the leak. I jacked it up, removed the right rear wheel, but still couldn't see the fuel tank clearly. So I also removed the plastic windage panel, which covers the undercarriage of the body from front to rear wheel. It was completely fuel soaked at the rear. I also noticed that the exhaust pipe, a possible source of ignition, is routed directly in back of the fuel tank. I researched this problem on the mercedes forum website, and discovered that a defective fuel filter flange, which eventually cracks and allows fuel to leak and puddle on top of the tank, is a common problem. However, it appears that the "build date" of my particular car (08/10) is not covered by mb campaign 2013020002. Yet, the problem is identical to the vehicles which are covered, and received an extended warranty.
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all problems of the 2011 Mercedes Benz E350
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Fuel smell inside cabin. Was told fully covered on extended warranty due to TSB no. P-47-10-63 parts covered are fuel tank, fuel filter/sender, fuel pump, gasket, seals and retention rings. Dealer calls to say it is the fuel sensor and is not covered! and cost is 1400. 00. Fuel sensor is sitting on top of the fuel filter/sender and is plugged into it!!! how can your agency allow mb to skirt covering such a closely related part in this safety investigation by the odi????.
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all problems of the 2006 Mercedes Benz E350
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Request NHTSA immediately re-open the investigation of mercedes-benz' deliberate & continued use of defective fuel system components. The warranty extension offered by mb for 2003-2009 e-class sedans on fuel tank components, including fuel tank, fuel filter/sender, fuel pump & related gaskets/seals/retention rings, is not sufficient. Please require mb to extend the warranty to later model yrs & all e-class vehicles such as 2-dr coupe, not just the sedan. My vehicle has only 48,000 miles (driven <7,000 mi/yr) & fuel sending unit closing cover is now leaking. Gas fumes/leakage is so overwhelming that car cannot be driven or parked in a garage. Driver is in eminent danger of car bursting into flames if a spark or match is lit nearby. Plus owner risks damage/theft/bodily harm now being required to park on street rather than a secured garage. I've owned 8 other vehicles in my lifetime incl. Fiat, Oldsmobile, Ford, Toyota & Lexus. Never has any other vehicle had this problem. Plus several were 2x+ the age of this car & had 2-3x greater mileage. This fuel system problem is not caused by normal wear-&-tear or any fault of an owner. Repairs must be mandated by the NHTSA to be covered by mb due to fact that they have continued to use defective design & defective components, even knowing for years prior to manufacturing 2010+ models, this issue exists. The mb dealer wants to charge $1133. 89 plus tax for the initial "closing cover" repair & will not guarantee that will even fix the problem. It may cost thousands more to have the entire fuel tank replaced if necessary. I implore you to seek justice for consumers like myself, harmed by mb's defective fuel tanks that allow fumes to seep into the cabin & broad area surrounding the exterior of vehicle, plus liquid fuel to leak on the ground. Please relpy with specific action I can take to rectify this deplorable situation.
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all problems of the 2010 Mercedes Benz E350
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While driving the vehicle on the highway, the engine suddenly lost power, making the vehicle difficult to control while navigating to the shoulder. The engine then stalled and would not start. Vehicle was towed 120 miles to nearest dealer where they replaced the fuel pump and related parts, which fixed the problem, including the following: about two weeks prior to this, another dealership had worked on the car due to intermittent difficult starting. They were unable to duplicate the problem, but did replace fuel filter and related parts. All repairs were out out of pocket expenses. Since then, mercedes-benz sent a letter notifying that the warranty had been extended on fuel tank components. The letter included instructions on how to place a claim for prior expenses that are now covered under this extended warranty. A claim for reimbursement of the repair charges incurred at both dealerships was submitted to mercedes. Mercedes subsequently approved the claim, and I received reimbursement for the work done at the first dealership. When I approached the second dealership for reimbursement for the work that actually fixed the car, they denied my claim, even though my claim was already approved by mercedes. After many email communications, the customer service representative sent a final letter on December, 2017 declaring the case closed. Looking forward to any help you can provide in this matter.
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all problems of the 2007 Mercedes Benz E350
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I started to notice that when I filled my tank my car would smell like gas inside. A few weeks later the check engine light came on and within days it began to run rough and then not start. Mechanic states its the fuel pump and the entire kit must be replaced you can not just replace the pump, (kit includes pump, tank, filter etc). The cost for the part alone is almost 2700, something I certainly can not afford plus labor which will take 6-7 hours to fix. That is at least another 1000 in labor. The investigation NHTSA action number ea13003 investigated this problem and expanded the scope to include all e-class models from 2003-2008. This is clearly an issue and mercedes is telling me my vehicle is not part of the extended warranty agreement. Help! I have no idea what to do I have owned this car for a 1. 5 years and it only has 66k miles on it. It is practically brand new!.
I began smelling gasoline when inside the car. I called the dealer to schedule an appointment to have the car checked for fuel leaks. The dealer suggested bringing the car in the following week. So I took the car to a nearby oil change service company and had them change the oil and check for a fuel leak. The oil change service could not find a fuel leak, but confirmed that they smelled gasoline and suggested I take it to the dealer. On December 10, 2014, I took the car to the dealer and was told that they found a fuel leak at the fuel filter assembly that is under the back seat and that the repair would be $649. 00. And it was possible that once they repaired that, the leaking at the tank may increase requiring replacement of the gas tank. As I waited for the repair, I searched the internet to see if this repair was the subject of a recall. I found that this exact issue is being investigated by the NHTSA, NHTSA action number: pe12001. I showed the service technician what I found on the internet and he said all they could do is replace the fuel filter assembly to see if that would fix the leak. They changed the tank inner module, 211-470-60-94, for $264. 00; 2 seal rings, 211-471-05-79, at $39. 53 ea for $79. 06; discounted the labor from $343. 66 to $187. 50; and miscellaneous charges and sales tax, for a total service repair bill of $576. 03 for replacement of fuel filter system and seal rings. At this time it is unclear whether this will in fact fix the problem or make it worse.
After fueling the car, strong odor of gasoline stays until tank is 3/4 or less full. The problem is consistent with every fill up. Replaces gas cap but it was not it. Seems like it is commonly occuring problem with leaking gas seals or tanks.
About a year ago (may 2013) we noticed gas smell in the compartment of the car. Initially it was sporadic. We thought it was from outside of the car or may be under the car, or gas tank cap was not tightened properly. After I took my car to Mercedes Benz dealership on 9/6/13, I found out that the smell was not from either of the above scenarios. It was indeed from inside the cabin and the Mercedes Benz technician told me that it was from fuel leakage under the back seat and it would cost $1380 to fix it. Additionally he said that he had seen numerous cases like mine, and some were so bad that they would not be able to drive it in, and had to tow the car in. Because of the high cost in addition to the other repairs that I had to do worth $1,200, I decided to delay this repair. Now we can not even drive the car because of the intense smell and will cost me probably more that $1,380 to fix it. I believe strongly that this is a manufacturer defect and should be fixed and paid for by Mercedes Benz.
My vehicle started having a faint gas smell after refueling a few years ago. I am not sure of the exact date or mileage as I just thought this was a minor problem. The smell would dissapear after I had used about a quarter of a tank. The odor has gotten stronger over the past year which prompted me to discuss with my mechanic. They have replaced the fuel cap and the seals on the gas tank with no reduction in the smell. They also can find no visible reason for the gas odor. The gas odor is now so strong after refueling I am unable to park my car in the garage because the smell permeates through my home. My car has 149,424 miles on in to date. I saw an article from the boston globe and this prompted me to report my issue.
Problem Category | Number of Problems |
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Other Fuel System Tank Assembly problems | |
Other Fuel System problems | |
Other Fuel System Tank Filling/charging problems | |
Other Fuel System Pump problems | |
Other Fuel System Hoses Lines/piping, And Fittings problems | |
Other Fuel System Tank Mounting problems |