Most common 2009 Mercedes-Benz E350 problems
Share of the 64 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz E350 complaints by model year
Best E350 years: 2017, 2015, 2020. Years to avoid: 2014, 2011, 2012, 2013, 2006. Compare all years →
2009 Mercedes-Benz E350 recalls (4)
Visibility › Sun/moon roof assembly
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please see the recall report for a complete list of models and model years. The glass sunroof panel may not be properly secured and can detach.
Remedy: Dealers will inspect and replace the sunroof panel as necessary, free of charge. Owner notification letters were mailed January 10, 2025. Owners may contact MBUSA customer service at 1-800-367-6372.
Visibility › Sun/moon roof assembly
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The glass sunroof panel may not be properly secured and may detach.
Remedy: Dealers will inspect and replace the sunroof panel as necessary free of charge. Owner notification letters were mailed February 3, 2023. Owners may contact MBUSA customer service at 1-800-367-6372.
Visibility › Sun/moon roof assembly
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2001-2011 vehicles. The bonding between the glass panel and the sliding roof frame may deteriorate, possibly resulting in the glass panel detaching from the vehicle. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V918-4126.pdf
Remedy: MBUSA will notify owners, and dealers will inspect the glass panel bonding and replace the sliding roof, as necessary, free of charge. The recall began July 10, 2020.
Suspension › Rear
Mercedes-Benz is recalling certain model year 2007-2009 e350 4matic wagon vehicles manufactured from July 1, 2006, through April 30, 2009. A connecting rod for the load leveling rear suspension system May fail.
Remedy: Mercedes-Benz will notify owners, and dealers will replace all the connecting rods, free of charge. The safety recall began on September 7, 2012. Owners May contact Mercedes-Benz at 1-800-367-6372.
What 2009 Mercedes-Benz E350 owners say
Fuel & propulsion system all 33 →
The contact owns a 2009 Mercedes-Benz E-350. The contact stated while driving 30 MPH and coming to a complete stop, the vehicle started sputtering and stalled. The contact pushed the vehicle to the side of the roadway. The contact was unable to restart the vehicle after several attempts. The contact towed the vehicle to her residence five days later. The contact used an OBD reader to determine that the failure was associated with the fuel system. The contact replaced the fuel relay and fuses, fuel pump and fuel filter herself; however, the vehicle failed to start. The vehicle was then towed to the dealer and diagnosed with a fuel leak. The contact was informed that the fuel tank needed to be replaced. The vehicle was not repaired. …
The contact owns a 2009 Mercedes-Benz E350. The contact stated while driving immediately after refueling, there was an abnormally strong fuel odor inside the cabin of the vehicle. The vehicle was taken to the local dealer but was not diagnosed. The manufacturer was informed of the failure and informed the contact that they were unable to assist. The failure mileage was approximately 132,000.
Air bags
Tl* the contact owns a 2009 Mercedes Benz E350. The contact stated that while driving approximately 35 MPH the vehicle crashed into a second vehicle. During the crash the front end was severely damaged but the air bags did not deploy. In addition the front driver side seat belt malfunctioned causing the driver to make contact with the steering wheel. The driver sustained injuries to the upper torso and chest pains which required medical treatment. Injuries to the second vehicle was unknown. A police report was taken at the scene and the vehicle was towed away. The cause of the failures were not determined. The local dealer and manufacturer were not notified of the failures. The failure mileage was 26,370.
I just purchased a vehicle from a private party and we kept communicating for about 4-5 days. During that time the seller claimed he was the 2nd owner and that was great. Then he posted pictures and videos of the car in a video and it looked in perfect condition. Then after driving 3 1/2 hours to meet the seller and he lied about the year of vehicle. The damages were far beyond shown on the video and pictures. Then the major issue was that there was an warning light stating the driver SRS needs to be serviced, I asked the seller mohummed. What this is and he said its the seat belt buckle and it something I can find in the trash can. Also there was severe oxidation on the roof and he was not willing to change the price at all. …
Seats
The contact owns a 2009 Mercedes-Benz E350. The contact stated while driving 30 MPH, the contact felt heat coming from the rear of the front driver seat and noticed smoke coming from the rear of the seat, causing the back of the driver's seat to catch on fire. The contact was to pull over and noticed that the back of his shirt had caught on fire as well, the contact was not injured. The contact was able to stop the fire by pouring water on the seat. No police report was filed. The vehicle was taken to the dealer, but it was not diagnosed, but the front driver seat was replaced, but the failure reoccurred. The manufacturer was contacted, and they agreed to replace the front seat. The failure mileage was 38,000.
On Thursday afternoon, October 1 the driver's seat of my 2009 e350w Mercedes Benz burst into flames while I was driving. The heat and flames from the fire burned my shirt. My left side was also burned. Since I was traveling at 35 MPH, I was able to pull over safely, leap from the car and put out the fire. It was only by god's grace that I avoided a serious accident with life threatening injuries and possibly fatalities. I immediately called the beverly hills Mercedes Benz service center to alert them of the problem. I had the car towed to the service center Friday morning. A loaner car was not available so I rented a car from hertz. Today carlos muedano, service advisor, said I would be billed $1,500 for repairs. This car has 37,770 miles on the odometer, roughly 6,000 miles per year or 500 miles per month. It is basically a new car. …
2009 Mercedes-Benz E350 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 3.5L 6-cyl | 7-speed automatic | RWD | 17 / 24 / 19 |
EPA ratings. Class: Midsize car.
Frequently asked questions
Is the 2009 Mercedes-Benz E350 a good car?
Based on 64 owner complaints filed with NHTSA, the 2009 E350 rates better than average: 65% fewer complaints than a typical year of the E350 at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2009 Mercedes-Benz E350?
The fuel & propulsion system — 33 complaints, 52% of all complaints for this model year, most often about delivery › fuel pump. Next are the air bags (6) and seats (5).
How many recalls does the 2009 Mercedes-Benz E350 have?
There are 4 recalls for the 2009 Mercedes-Benz E350, the most recent from November 19, 2024 (sun/moon roof assembly). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Mercedes-Benz E350?
The best years by complaints, compared at the same age, are 2017, 2015 and 2020. Years to avoid or approach with caution: 2014, 2011, 2012, 2013 and 2006. See the full Mercedes-Benz E350 years comparison.
At what mileage do 2009 Mercedes-Benz E350 problems happen?
The median mileage reported in complaints is about 84,000 miles; 30% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.