2009 Mercedes-Benz ML350 electrical system problems
17 owner complaints filed with NHTSA name the electrical system on the 2009 Mercedes-Benz ML350 — 18% of all complaints for this model year.
What owners report
“The contact owns a 2009 Mercedes-Benz ML350. The contact stated that while driving 50 MPH on the parkway, the contact heard a noise and several warning lights illuminated. An independent mechanic was contacted. The vehicle was taken to an independent mechanic, where it was diagnosed, and determined…”
filed Mar 24, 2026
“Odometer Fraud. The contact purchased a 2009 Mercedes-Benz ML350. The contact stated that while an independent mechanic was servicing the vehicle, the mechanic informed the contact that there was a mileage discrepancy based on the Carfax history report. The vehicle was a dealer sale. At the time of…”
filed Aug 14, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other ML350 years
| Year | Reports | Share |
|---|---|---|
| 2015 ML350 | 4 | 8% |
| 2014 ML350 | 20 | 30% |
| 2013 ML350 | 11 | 20% |
| 2012 ML350 | 11 | 17% |
| 2011 ML350 | 16 | 15% |
| 2010 ML350 | 10 | 10% |
| 2008 ML350 | 13 | 19% |
| 2007 ML350 | 19 | 23% |
| 2006 ML350 | 29 | 17% |
| 2004 ML350 | 4 | 11% |
| 2003 ML350 | 4 | 16% |
Other reported problem areas on the 2009 Mercedes-Benz ML350
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.