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10.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
1 / 0
Average Mileage:
105,516 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2008 Mercedes-Benz E350 fuel system problems

fuel system problem

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2008 Mercedes-Benz E350 Owner Comments (Page 2 of 3)

« Read the previous 20 complaints

problem #39

Jun 012016

E350 6-cyl

  • Automatic transmission
  • 109,000 miles

A D V E R T I S E M E N T S

The contact owns a 2008 Mercedes-Benz E350. The contact stated that when operating the vehicle with a full tank of fuel, a fuel odor was present inside the vehicle. In addition, the vehicle would not start and was towed to the Mercedes-Benz of augusta, Georgia dealer where it was diagnosed that the fuel pump was faulty and needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure and no assistance was offered. The failure mileage was 109,000. Updated 10/24/17 the consumer stated the vehicle was repaired. The fuel pump was replaced.

- Hephzibah, GA, USA

problem #38

May 132017

E350

  • 117,555 miles
When I fill the gas tank and park the car in the garage I get a heavy smell of gas around the rear of the car. No smell from inside. I see no leaking onto the ground.

- Carmichael, CA, USA

problem #37

Feb 022015

E350

  • miles
The contact owns a 2008 Mercedes-Benz E350. Upon re-fueling the vehicle, the contact noticed a strong odor of fuel inside and outside the vehicle. The dealer and the manufacturer indicated that the vehicle was excluded from a manufacturer recall. The contact was informed that the fuel tank gasket and the fuel pump needed to be replaced. The failure mileage was not available.

- Whittier, CA, USA

problem #36

Dec 142016

E350

  • 70,000 miles

A D V E R T I S E M E N T S

When you fill up the gas tank, there is a very strong fuel odor in and outside of the vehicle to the point where the vehicle cannot be parked inside a garage and when driven the windows need to be rolled down. On 9/4/14, mb issued a warranty extension for this very problem, however, mb is now saying that my vehicle is a pzev model car which is exempt from the 9/4/14 warranty extension. This makes absolutely no sense as it is the same issue that many mb owners have complained about and there is no difference between a pzev model to a non pzev model (only in the sense of the catalytic converter which is not in issue). The cost is over $3,000 to fix what is really a defective and unsafe product. The part which is leaking fuel is a "left side fuel level sender assembly". this is an integral part of the gas tank. Based upon the 9/4/14 extended warranty letter from mb, the NHTSA was satisfied that the extended warranty would fix this problem. But what mb was able to do was to limit the applicability of the 9/4/14 extended warranty to only non-pzsev vehicles which I am sure eliminated tens of thousands of vehicles from the extended warranty. Moreover, there is no indication that the vehicle is a psev vehicle (other than what mb has internally). The 9/4/14 extended warranty should apply to all E350 vehicles model year 2003-2009. There is absolutely no reason to exclude a vehicle because it is allegedly a pzev vehicle. It is the same fuel leak/odor issue. Dealership will not fix under warranty and the corporate office has denied warranty coverage. Please reopen your investigation and get to the bottom of this clearly defective and dangerous situation. Clearly mb recognized this as a problem and that is why they issued the 9/4/14 warranty extension but then slipped in the exclusion for pzev vehicles. There is no reason to treat a pzev vehicle any differently.

- Phoenix, AZ, USA

problem #35

Oct 112016

E350

  • miles
Very strong odor of gasoline in cabin after filling tank. Mb refuses to extend warranty per agreement with NHTSA to repair based on VIN # of vehicle.

- Redondo Beach, CA, USA

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problem #34

Aug 122016

E350

  • 128,184 miles
I smelled strong gas smell a few days ago. I took my car to Mercedes arrowhead located in Arizona yesterday. They informed me that the problem would be covered under a 15 year warranty (fuel tank had started leaking). Today they called me and said that the leak had saturated to my back seats and that it wasn't covered because I had taken too long to call them and that's why the back seats were saturated with gas (I didn't know that my seats were saturated with gas until I started to smell it through my vents while ac was blowing). Now, I am being asked to pay almost $500 to replace the pads and deafening material as they told me it wasn't covered by warranty even though it was caused by a defective fuel tank. At this point I'm not sure if there have been any health related issues for myself and my 2 kids who normally sit in the back of the car who has been inhaling the gas fumes for an unknown length of time.

- Goodyear, AZ, USA

problem #33

Jul 252016

E350

  • 192,000 miles

A D V E R T I S E M E N T S

Smell of fuel after filling up car, leaking fuel tank around fuel pump ring, fuel pump stopped working

- Orange Park, FL, USA

problem #32

Jun 252016

E350

  • 120,000 miles
When I fill my tank with fuel, it smells like fuel is leaking because the odor is so strong. The odor stays very strong 2-3 days after filling up with fuel. I have a five (5) year old daughter who also rides daily in the car and this can't be good for her. According to the service department at critz Mercedes Benz, the leak is at the top of the tank. I know there is a recall and the warranty has been extended on fuel tanks with my model of car. However, I have contacted Mercedes Benz and they have told me that I have a different model of fuel tank than the recall one. Evidently, this type of fuel tank is not good also. I have taken my car to critz Mercedes Benz in savannah, ga for service since I purchased it in 2010. Mercedes Benz contacted critz and they told them they would only give me a $200 discount on $4,000 worth of work. I don't think I should be held responsible for this. I am asking for the warranty on my type of fuel tank to be extended also. I'm sure there are others that are also having this same problem.

- Savannah, GA, USA

problem #31

Nov 202015

E350

  • 103,000 miles
I purchased a 2008 E350 4matic sport in November of 2015 and I have been noticing when I buy gas there is a very strong smell of gas within the vehicle for many miles after the purchase. I thought it was just my imagination until a friend was riding with me on a trip to Maryland and noticed it too. This keeps happening and I am not sure way.

- Hamilton, NJ, USA

problem #30

Oct 042015

E350

  • 119,000 miles
When I fill the vehicle up with gas there is a strong smell as if it is leaking even though no gas is leaking out to the naked eye. Recently the smell is now invading the cabin space of the vehicle.

- Fountian Valley, CA, USA

problem #29

Sep 222014

E350

  • 86,000 miles

A D V E R T I S E M E N T S

The contact owns a 2008 Mercedes Benz E350. The contact stated that there was an odor of fuel constantly in the vehicle. The contact stated that the failure occurred when the vehicle was refueled. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was 86,000.

- Walnut, CA, USA

problem #28

Aug 202015

E350

  • 59,000 miles
The contact owns a 2008 Mercedes Benz E350. While parked, a strong fuel odor emitted inside and outside of the vehicle. There was no fuel leakage visible on the ground. The vehicle was taken to a dealer where it was diagnosed that the fuel sender cracked. The vehicle was repaired. The manufacturer was notified of the failure. The failure mileage was 59,000.

- Scottsdale , AZ, USA

problem #27

Aug 072015

E350

  • 75,000 miles
When filling up the gas tank to full, a distinct gasoline smell is present. When the car is driven and the gasoline indicator is less than full, the distinct smell goes away.

- Antioch, CA, USA

problem #26

Jul 142015

E350

  • 142,307 miles
The crankshaft sensor failed due to separation of bond wires from the lead frame in the sensor. This results in an interruption in the electrical connection in the chip housing of the sensor. The electrical fuel pump is not receiving a crash signal that is required for the fuel pump to disconnect and prevent future fuel delivery as designed. * my vehicle is experiencing the same issue as the recalled 2008 E350 models. The car will not turn over or start. There's a faint gas smell coming from the back seat. The fuel pump is not sending a signal to the my vehicle is currently with an authorized mb servicer, however, mbusa dos not want to pay for the recall issues.

- Lawrenceville, GA, USA

problem #25

Oct 102014

E350 6-cyl

  • Automatic transmission
  • 78,000 miles
The contact owns a 2008 Mercedes Benz E350. The contact stated that upon refueling the vehicle, there was a strong fuel odor emitting outside of the vehicle. The vehicle was not diagnosed or repaired. The approximate failure mileage was 78,000. MA 10/5 updated 11/22/2017

- Chandler, AZ, USA

problem #24

Jun 182015

E350

  • 123,134 miles
Filled my tank, parked in my garage, gas smell was all over garage and all over inside the car.the car was leaking gas from under the back seat, in the sending unit. This is really dangerous and shameful of Mercedes Benz to have this defect, which I later found out from a lot of posting online.

- Surprise, AZ, USA

problem #23

Jan 222015

E350

  • 94,301 miles
Gas vapor leaks from the car and fills the garage and house. The vapors increase with higher temperatures.

- San Diego, CA, USA

problem #22

Dec 152014

E350 6-cyl

  • 123,000 miles
Beginning approximately Nov 2014, I started noticing a strong fuel smell in my garage. The odor seemed to be stronger when I filled the car with gas. By December 2014, the fuel smell permeated to my kitchen, through the garage because the smell was so strong. My husband advised me to park the car outside because he was fearful the car would explode with the other chemicals near and around the vehicle. I called Mercedes Benz (mb) headquarters on two occasions telling them about my problem. They advised me that there would be 'extended warranty' letters issued in late January or early February 2015 that would provide me with reimbursement options and that they recommended getting it fixed asap. Therefore, January 13, 2015 Mercedes Benz of san antonio fixed my fuel tank and I paid $3,132.03 for the repair. I later filed a complaint with the NHTSA in January. The ODI# is 10669386. When I didn't receive my extended warranty letter, I decided to email mb to see if the letters had been sent. They informed me the letters were being sent. Today, March 25, 2015, I decided to call mb headquarters(again) to see what the delay was in sending my letter. Mb informed me I didn't receive a warranty letter because my 2008 E350 was a partial zero emissions vehicle (pzev) and those 'labeled' vehicles were not covered under the warranty. I am distraught over this decision and feel I am being wrongly excluded from the extended warranty. My car is good for the environment and I'm being punished for it. I need assistance in any possible for reimbursement of my faulty gas tank. Not sure what the emissions part plays in this? please help!!

- San Antonio, TX, USA

problem #21

Jul 052014

E350

  • 90,000 miles
The contact owns a 2008 Mercedes Benz E-350. The contact stated that after refueling, a strong odor of fuel was present on the rear left side of the vehicle. The vehicle was taken to the dealer. The technician diagnosed that the fuel tank needed to be replaced. No repairs were made to the vehicle. The manufacturer was not made aware of the failure. The failure mileage was 90,000.

- Rosemead, CA, USA

problem #20

Dec 012014

E350 6-cyl

  • 71,000 miles
I purchased the vehicle used in may of 2014 from a non-Mercedes dealer. Towards the end of December of 2014, I noticed a strong odor of gas in our garage every time I filled up the tank. The odor would dissipate after the gas level went down but the strong odor returned every time I filled up the tank. I did notice moisture on the garage floor but it would evaporate by the time I drove back into the garage so I didn't think much of it. The odor was so strong that I finally took the car to my independent Mercedes repair shop to have it checked out. It turns out that there is a defective seal on the gas tank which requires the entire tank to be replaced to the tune of $2200 just for the gas tank-no labor included yet. Fortunately, I purchased an extended warranty but the company is sending out an inspector to my mechanic to verify that a new tank needs to be replaced in a 2008 Mercedes. In other words, they want to dispute the repair. Based on my research, multiple lawsuits have been filed in various states on this exact issue. This appears to be a common problem with the year and model which should result in a recall against Mercedes Benz to cover this defective gas tank/seal. Thank you.

- San Rafael, CA, USA

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