2007 Mercedes-Benz ML350 power train problems
17 owner complaints filed with NHTSA name the power train on the 2007 Mercedes-Benz ML350 — 20% of all complaints for this model year.
What owners report
“On several occasions, while moving in traffic, the vehicle will jump from drive to neutral; the engine is disengaged and revs freely. The vehicle will not engage back into drive until the ignition is completely turned off, which locks the steering wheel, so the driver must exit the traffic lanes…”
filed Dec 16, 2018
“Serpentine belt system. While driving on road at the highway speed, one of the idler pulleys locked up due to the failed bearing, leading to damaging/braking serpentine belt. That led to loss of steering (loss of power steering) and overheating the engine. Created a very danger situation and left…”
filed Nov 7, 2016
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause…
LI35.30-P-058566 · Service Bulletin/Repair Instructions · issued Jul 14, 2026Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in…
LI33.30-P-056665 · Service Bulletin/Repair Instructions · issued Nov 15, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in…
LI33.30-P-056665 · Service Bulletin/Repair Instructions · issued May 21, 2025
Power Train problems in other ML350 years
| Year | Reports | Share |
|---|---|---|
| 2015 ML350 | 7 | 13% |
| 2014 ML350 | 4 | 6% |
| 2013 ML350 | 6 | 11% |
| 2012 ML350 | 6 | 9% |
| 2011 ML350 | 7 | 6% |
| 2009 ML350 | 1 | 1% |
| 2008 ML350 | 4 | 6% |
| 2006 ML350 | 43 | 25% |
| 2005 ML350 | 5 | 22% |
| 2004 ML350 | 1 | 3% |
Other reported problem areas on the 2007 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.