2012 Mercedes-Benz E350 suspension problems
14 owner complaints filed with NHTSA name the suspension on the 2012 Mercedes-Benz E350 — 7% 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
“Brake line is thoroughly corroded, went to a repair shop, when they brought it back down, the Subframe collapsed. Mercedes has a 20 yr warranty on the subframe so they will cover that but want another $3K to fix the brake line that was obviously tied to the same mfr issue that the sub frame was in…”
filed Aug 26, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Complaint Potential corrosion on the rear axle carrier Cause Due to market-specific conditions such as moisture, ingress of dirt and/or environmental influences, corrosion can occur on the rear axle carrier Remedy In…
LI35.10-P-078931 · Service Bulletin/Repair Instructions · issued May 13, 2026
Suspension problems in other E350 years
| Year | Reports | Share |
|---|---|---|
| 2016 E350 | 1 | 2% |
| 2015 E350 | 2 | 6% |
| 2014 E350 | 30 | 11% |
| 2013 E350 | 13 | 8% |
| 2011 E350 | 17 | 8% |
| 2010 E350 | 17 | 9% |
| 2009 E350 | 3 | 5% |
| 2008 E350 | 5 | 3% |
| 2007 E350 | 9 | 3% |
| 2006 E350 | 4 | 1% |
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.