2012 Mercedes-Benz E350 fuel/propulsion system problems
27 owner complaints filed with NHTSA name the fuel/propulsion system on the 2012 Mercedes-Benz E350 — 13% of all complaints for this model year.
What owners report
“The failed component is a fuel pump, and it is available for inspection upon request. My safety and the safety of others was put at risk due to the following: 1) Sudden engine stalling 2) Dangerous power loss while accelerating 3) Potential fire risks; a damaged fuel pump assembley can cause fuel…”
filed May 4, 2026
“I have a 2012 E350 with less than 95000 miles and I see these vehicles were recalled in the past for their fuel tank manufacturer malfunction but my VIN number was not included. This car went numerous times to the mechanics and the fuel components fixed but it still leak gas and smells even when I…”
filed Mar 16, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other E350 years
| Year | Reports | Share |
|---|---|---|
| 2016 E350 | 2 | 4% |
| 2015 E350 | 2 | 6% |
| 2014 E350 | 24 | 9% |
| 2013 E350 | 7 | 4% |
| 2011 E350 | 28 | 13% |
| 2010 E350 | 18 | 10% |
| 2009 E350 | 27 | 42% |
| 2008 E350 | 65 | 38% |
| 2007 E350 | 177 | 51% |
| 2006 E350 | 144 | 36% |
Other reported problem areas on the 2012 Mercedes-Benz E350
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.