2008 Mercedes-Benz E-Class Fuel System
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
The contact owns a 2008 Mercedes-Benz E350. The contact stated that the vehicle failed to start after several attempts. In addition, the engine began to sputter while idling. The contact had taken the vehicle to an independent mechanic where the fuel tank sensor was replaced; however, the failure persisted. The contact also stated that while his daughter was driving at an undisclosed speed, the vehicle stalled in the middle of an intersection. Due to the failure, the vehicle was towed to a dealer where a diagnostic test was performed; and the mechanic discovered that the fuel pump had failed and needed to be replaced. The manufacturer was notified of the failure but offered no assistance. The vehicle was not repaired. The failure mileage was approximately 140,000. The VIN was not available.
The contact owns a 2008 Mercedes-Benz E350. The contact stated that while refueling, the contact smelled an abnormal fuel odor. The contact stated that the odor was present whether the vehicle was turned off or running. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure. The failure mileage was approximately 70,000.
2008 MERCEDES E350. CONSUMER WRITES IN REGARDS TO SENDER FUEL D/S AND REIMBURSEMENT FOR REPAIRS. *LD THE CONSUMER STATED THE VEHICLE WOULD SMELL OF FUEL AND THE CHECK ENGINE LIGHT WAS ON. THE VEHICLE WAS REPAIRED AT THE EXPENSE OF THE OWNER. THE CONSUMER WAS NOT NOTIFIED OF THE RECALL. THE CONSUMER REQUESTED A REIMBURSEMENT. UPDATED 05/23/2017*JS
RELATED TO CASE# EA13003 I RECENTLY PURCHASED A PRE-OWNED 2008 E550 WITH 59K MILES IN DECEMBER 2014. AFTER FILL-UP, I NOTICED A FAINT FUEL SMELL ON THE DRIVERS REAR AREA NEAR THE REAR WHEEL. I HAVE ALSO OPENED UP THE ACCESS HATCH AND NOTICED FUEL SEEPING FROM THE SENDING UNIT. THIS SEEMS TO BE THE EXACT ISSUES I HAVE SEEN IN REGARDS TO CASE #EA13003. THIS SMELL GOES AWAY AFTER THE TANK LEVEL GOES BELOW 3/4. *TR
TL* THE CONTACT OWNS A 2008 MERCEDES BENZ E350. THE CONTACT NOTICED A STRONG FUEL ODOR AFTER REFUELING. THE VEHICLE WAS TAKEN TO THE DEALER WHO DIAGNOSED THAT THE FUEL SYSTEM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED AT A COST OF $3,000. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 124,000.
AFTER REFUELING MY CAR'S GAS TANK I BEGAN TO NOTICE SOME SORT OF GAS LEAKAGE. IT'S ESPECIALLY PRONOUNCED WHEN THE CAR IS PARKED IN THE GARAGE SINCE THE FUME IS UNMISTAKABLE. THERE IS APPARENTLY A FUEL LEAKAGE NEAR THE REAR TIRE (DRIVER'S SIDE). I'M CONCERNED THAT IF THERE WERE ANYTHING IN THE GARAGE THAT IS IGNITED IT WOULD CAUSE SOME TERRIBLE INCIDENT. AFTER I BROUGHT MY CAR IN FOR SERVICE I FOUND OUT THAT THE FUEL SENDER UNIT NEEDS TO BE REPLACED ALONG WITH A RELATED GASKET. THIS TYPE OF PROBLEM SHOULD NOT EXPERIENCE FAILURE AT THIS LOW MILEAGE. *TR
VEHICLE DIAGNOSED WITH A LEAKING FUEL TANK. *TR
VERY STRONG RAW GASOLINE SMELL COMING FROM THE DRIVERS REAR AFTER DRIVING. I CHECKED AROUND CAR I FOUNDED LEAK.SO I CAN NOT BELIEVE IT! *TR
AFTER FILLING UP THE GAS FROM GAS STATION, WE SEE GAS LEAK/GAS DRIPPING UNDER THE CAR (UNDERNEATH THE REAR SEAT). WE CAN SEE GAS DRIPPING AND THE SMELL OF THE GAS INSIDE THE CAR AS WELL AS OUTSIDE THE CAR. WHEN I LOOKED AT THE INTERNET, THERE HAS BEEN LOT OF INCIDENTS REPORTED BY PLENTY OF CUSTOMERS AND I DON'T KNOW WHY MERCEDES IS TAKING A LOOK AT IT. IT CAN CAUSE SERIOUS FIRE ISSUES SINCE GAS IS EXPOSED TO AIR. I HOPE YOU WILL TAKE THIS SERIOUSLY. THE CONTACT MERC DEALERSHIP WHERE WE GOT THIS VEHICLE IS 17510 NORTH FWY, HOUSTON, TX (281) 305-8970. THANKS *TR
MY WIFE AND I NOTICED THE STRONG SMELL OF GASOLINE EACH TIME WE BOUGHT GAS AND FILLED UP THE TANK. HAVE MENTIONED THIS NUMEROUS TIMES TO PERSONNEL AT THE DEALERSHIP AND EVERY PERSON JUST EXPRESSED PUZZLEMENT OVER THE PROBLEM AND OFFERED TO TAKE A LOOK AT THE CAR AND SEE WHAT THE CAUSE MIGHT BE. I FINALLY SCHEDULED AN APPOINTMENT ABOUT A YEAR LATER TO CORRECT THIS ISSUE OR AT LEAST FINE THE CAUSE BECAUSE THE ODOR WAS GETTING STRONGER....ESPECIALLY BECAUSE THE CAR IS PARKED IN THE GARAGE. THE DEALERSHIP CALLED ME AND SAID IT WOULD COST ABOUT $2000 TO REPAIR THE SEALS BUT THEY WOULD SPLIT THE COST WITH ME. THEY SAID IF I DID NOT REPAIR THE SEALS THE CAR WAS STILL SAFE TO DRIVE...WE JUST COULD NOT FILL UP THE TANK. I WENT AHEAD WITH THE REPAIRS BUT SEARCHED THE INTERNET AND FOUND NUMEROUS OTHER COMPLAINTS ON THE PROBLEM AND THE ONGOING CLASS ACTION LAWSUIT IN THE NORTHERN DISTRICT OF GEORGIA AND THE JUNE 16, 2013 REQUEST BY NHTSA FOR INFORMATION DUE TO 528 SIMILAR COMPLAINTS....PLEASE ADD THIS COMPLAINT TO THE PREVIOUS 528. I THINK SOMEONE AT MERCEDES SHOULD HAVE BEEN AWARE OF THE ONGOING QUESTION OF TANK LEAKAGE....THE CAR IS NOT SAFE TO DRIVE WITH A LEAKING TANK. *TR
TL* THE CONTACT OWNS A 2008 MERCEDES BENZ E320. THE CONTACT STATED THAT FUEL FUMES EMITTED INTO THE VEHICLE AND THE FUEL TANK WAS LEAKING FUEL. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 66,000.
WENT OVER BAD BUMP IN THE ROAD AND THE CAR NOW HAS A FUEL SMELL FROM A LEAK. GAS FUMES ARE APPARENT IN THE PASSENGER COMPARTMENT. *TR
ON JULY 30TH, 2014 I FUELED MY 2008 MERCEDES E63 AMG IN THE SAME MANNER AS I HAVE FOR THE PAST 3 YEARS OF OWNERSHIP. WHEN I PARKED MY VEHICLE IN THE GARAGE AND CLOSED THE DOOR I NOTICED A FAINT ODOR OF GASOLINE. I THOUGHT IT WAS JUST THE EXHAUST FUME BUILT UP IN THE ENCLOSED ENVIRONMENT. THE NEXT DAY WHEN I CHECKED, THERE WAS AN OVERWHELMING ODOR OF GASOLINE. FUMES WERE SO STRONG I COULD CLEARLY SMELL IT FROM MY FLOOR APARTMENT. LUCKILY MY NEIGHBOR WERE AWAY ON VACATION. THE SMELL OUTSIDE THE ENTRY WAY INTO THE GROWERS WAS SO STRONG IT STUNG MY EYES. KNOWING THE VOLATILITY GAS VAPORS I IMMEDIATELY OPENED THE GROWERS DOOR. WHEN I LOOKED UNDER THE REAR WHEEL ARCH OF THE DRIVER SIDE I SAW A PUDDLE ODD GASOLINE AND INTERMITTENT DROPS OF GASOLINE COMING DOWN FROM THE FUEL TANK AREA. THE GASOLINE DID NOT STOP LEAKING UNTIL I DRIVE IT TO ABOUT 3/4 FULL. IT TOOK 2 WEEKS FOR THE SMELL OF GASOLINE TO DISSIPATE FROM THE INTERIOR. I AM AWARE OF THE CLASS ACTION LAWSUIT AGAINST MERCEDES FOR THIS VERY SAME PROBLEM. *TR
FOR APPROXIMATELY A YEAR AND A HALF, WHEN FILLING MY GAS TANK, A STRONG GAS SMELL OCCURS IN THE CABIN OF THE CAR AND IN THE HOUSE GARAGE FOR A FEW DAYS. TO TRY AND AVOID THIS PROBLEM I AVOID FILLING MY CAR COMPLETELY AS THE SMELL DISSIPATES AS GAS IS CONSUMED. ON JULY 19, 2014, I FILLED MY TANK TO THE CLICK AND PROCEEDED HOME, PARKING IN THE GARAGE. MY BEDROOM IS ABOVE THE GARAGE. WHILE SLEEPING FOR A FEW HOURS, I AWOKE WITH A HORRIBLE HEADACHE AND THE STRONG SMELL OF GASOLINE IN MY ROOM. I WENT TO THE GARAGE AND THE SMELL OF GAS WAS OVERWHELMING. I STATED MY CAR AND MOVED IT OUT OF THE GARAGE TO THE DRIVEWAY FOR HEALTH AND SAFETY REASONS. *TR
I PURCHASED A 2008 E63 MERCEDES BENZ IN DECEMBER 2013. SINCE THE DATE OF PURCHASE I HAVE NOTICED A STRONG ODOR AND SMELL OF GASOLINE UPON FUELING THE AUTOMOBILE(BOTH INSIDE AND OUTSIDE OF THE VEHICLE). THIS ODOR PROGRESSIVELY GOT STRONGER UNTIL I WAS UNABLE TO CLOSE MY GARAGE DUE TO THE FUMES AND THE FEAR FOR MY SAFETY. I TOOK THE CAR TO A MERCEDES BENZ DEALER (LUCKILY) TO HAVE IT CHECKED OUT PRIOR TO A ROAD TRIP ON 7/2/2014 AND IT WAS DETERMINED THERE WAS A LEAK IN THE FUEL TANK AND SENDING UNIT (S). THE TECHNICIANS AT THE MERCEDES BENZ DEALERSHIP INDICATED TO ME THAT THE VEHICLE WAS UNSAFE TO DRIVE AND OPERATE. I HAVE DISCOVERED THAT THIS PARTICULAR ISSUE IS COMMON TO MY PARTICULAR VEHICLE MAKE, MODEL AND YEAR (A RECALL OR CLASS ACTION LAWSUIT HAS BEEN DONE AGAINST MB FOR THIS PROBLEM). I HAD THE REPAIRS DONE AT MERCEDES BENZ BUT WAS CHARGED FOR THE REPAIRS. I SEEK TO RECOVER THE REPAIR COSTS ASSOCIATED WITH THIS INCIDENCE. PLEASE CONTACT ME IMMEDIATELY AS I NEED GUIDANCE AND INFORMATION REGARDING THIS SITUATION. *TR
AFTER FILLING UP GAS TANK, STRONG ODOR OF GASOLINE DETECTED IN THE REAL WHEEL WELL ON THE PASSENGER SIDE. AFTER DRIVING FOR 50 OR SO MILES, ODOR IS GONE. TOOK CAR TO MERCEDES DEALERSHIP AND WAS TOLD THE FUEL SENDING UNIT NEEDED REPLACED AND THE REPAIRS WOULD BE COVERED UNDER CPO WARRANTY. *TR
GAS TANK FUEL SENDING UNIT FAILURE CAUSING INACCURATE READINGS. ONE INCIDENT MY WIFE WAS DRIVING ON THE FREEWAY IN THE FAST LANE AND GAS GAUGE INDICATED 1/2 TANK OF FUEL REMAINING AND CAR STALLED BECAUSE OF NO FUEL CAUSING A VERY UNSAFE SITUATION DUE TO NO AREA TO PULL OVER SAFELY. PLEASE REFERENCE NHTSA ACTION NUMBER: PE12001. *TR
AT THE BEGINNING IT WAS A SLIGHT SMELL OF GAS UPON FILLING UP. THOUGHT ON OCCASION IT MIGHT HAVE TOPPED OFF TO FULL. SMELL OF GAS DISSIPATED AFTER A COUPLE OF DAYS. SMELL HAS NOW GROWN TO THE OBNOXIOUS STAGE AND DOES NOT DISSIPATE UNTIL TANK SHOWS ROUGHLY 3/4 FULL. NOTED THAT MANY OTHER MB OWNERS HAVE REGISTERED THE SAME COMPLAINT. PLEASE ADD MY NAME TO THE LIST. BASED ON OTHERS EXPERIENCE REQUESTING THE DEALER TO DEAL WITH IT WOULD HAVE LITTLE OR NO EFFECT. COLLECTIVELY PERHAPS YOU CAN START SOME ACTION AGAINST THEM TO TAKE ACTION AND FIX THIS POTENTIALLY LIFE THREATENING PROBLEM. A REPAIR COST IS SUGGESTED TO BE OVER $1,000.00 AND FRANKLY THE CAR CAN NOT BE SOLD WITH THIS EXISTING PROBLEM, THE LIABILITY WOULD BE CATASTROPHIC! *TR
THE CAR EXUDES A VERY STRONG SMELL OF GASOLINE. THE GASOLINE ODOR IS SO STRONG THAT I CAN NO LONGER PARK THE CAR IN THE GARAGE OF OUR HOUSE AS THE FUMES ARE SO OVERPOWERING THEY SEEP INTO THE HOME LIVING AREAS AND CANNOT BE TOLERATED (BREATHING). OVERALL, THE GAS FUMES ARE STRONG ENOUGH THAT I DO FEAR THAT SOMETHING EXTERNAL (COOKING, WATER HEATER PILOT LIGHT) COULD POSSIBLY CAUSE SPONTANEOUS FUME IGNITION/FIRE. *TR
MOST OF THE ENCLOSED QUESTIONS DO NOT APPLY. THE REASON IS THAT ABOUT A YEAR AGO WE STARTED SMELLING "GAS" FUMES IN OUR GARAGE FROM OUR CAR. MY DAUGHTER'S BEDROOM IS ABOVE THE GARAGE. WE ASKED THE DEALERSHIP TO LOOK INTO IT AND THEY SAID THEY DID NOT SEE A PROBLEM. WE STARTED PARKING OUR CAR IN THE GARAGE AGAIN AND MY DAUGHTER STARTED GETTING SICK SHE SAID FROM THE GAS FUMES. IT IS NOW VERY APPARENT THAT THIS MERCEDES E550 IS LEAKING FUMES FROM THE GAS TANK. THIS IS VERY DANGEROUS BOTH FROM AN EXPLOSIVE COMPONENT AND FROM A DAY TO DAY HEALTH/SAFETY ISSUE BECAUSE MANY BEDROOMS ARE ABOVE THE GARAGE LIKE WITH MY FAMILY. THIS NEEDS TO BE LOOKED AT ASAP FROM NHTSA BEFORE SOMEONE DIES. *TR
REFERENCE NHTSA ACTION NUMBER: PE12001 2008 E350 RWD, AFTER FILLING UP FULL TANK OF GAS TODAY 07/17/2013 AND PARK IN THE HOME'S GARAGE, STRONG GASOLINE ODOR SMELL COMING FROM REAR LEFT (BEHIND DRIVER SIDE) WHEEL. *TR ...UPDATED 10-24-13 *BF UPDATED 11/1/2013 *JS
THERE IS THE SMELL OF GAS INSIDE OF THE VEHICLE WHEN DRIVING, AS WELL AS OUTSIDE WHICH IS PARTICULARLY NOTICEABLE WHEN GARAGED. *TR
THERE IS A VERY STRONG SMELL OF GASOLINE AFTER REFUELING. THE PROBLEM HAS GOTTEN PROGRESSIVELY WORSE OVER THE LAST FEW MONTHS. IT IS NOW IMPOSSIBLE TO STAY IN THE GARAGE WHEN THE CAR IS PARKED THERE - UNABLE TO BREATHE DUE TO THE GAS FUMES. IT ONLY HAPPENS RIGHT AFTER REFUELING, OR WHEN THE TANK IS NEARLY FULL. *TR
2008 MERCEDES BENZ E-350. CONSUMER WRITES IN REGARDS TO VEHICLE GAS LEAK CONCERNS. *SMD THE CONSUMER STATED FOR THE PAST FEW MONTHS, HE NOTICED A VERY STRONG GAS ODOR EMANATING FROM BOTH THE INSIDE AND OUTSIDE OF THE VEHICLE. THE SMELL WAS DETECTED WHEN THE VEHICLE WAS BEING DRIVEN AND WHEN PARKED IN AN ENCLOSED AREA AFTER BEING DRIVEN. THE CONSUMER TOOK THE VEHICLE TO THE DEALER, FOR AN INSPECTION. DURING THE INSPECTION, THE DEALER FOUND THERE WAS INDEED A GAS LEAK IN THE RIGHT REAR SEAT AREA. THE GAS LEAK WAS DUE TO A DEFECTIVE FITTING IN THE GAS LINE FROM THE TANK TO THE MOTOR.
GAS SMELL INSIDE OF THE CAR. *TR
Trend Over Time
Complaints by year
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Common problems reported
Quick Summary
The 2008 Mercedes-Benz E-Class has 28 Fuel System complaints on file. Review the timeline above for detailed owner experiences.