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SteeringPart report

2007 Mercedes-Benz ML350 Steering Problems

Complaints
8about this part
Share
10%of 83 total for the year
Median mileage
85,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 8 complaints about the steering of the 2007 Mercedes-Benz ML350, 10% of the 83 complaints for this model year. Where a mileage was given, the median is 85,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Power steering began making low pitched humming noise, which LED me to discover a power steering fluid leak. Upon doing research online, and talking to mercedes techs, I've found this to be a very common problem with these vehicles. It can and has LED to power steering / rack failure and is a major safety hazard.”

NHTSA complaint #10653548, filed 2014-11, 110,000 miles

“2007 mercedes ml 350: poor design of shift lever, located on steering column push up for reverse, push down for drive, push in for park (when doing so system makes near inaudible sound.) my wife put car in park, got out car rolled in reverse caught her leg and dragged her under, car continued to roll back and crushed her left leg, mbenz said too bad be more careful this is a design fault disaster waiting to happen. Mbenz told me all of their models are being changed to this design to keep coffee etc from spilling from console cup holders into standard console mounted shift lever. …”

NHTSA complaint #10269386, filed 2009-05, 14,000 miles

“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 my family stranded many miles away from home. Very costly towing service and repair.”

NHTSA complaint #10924806, filed 2016-11, 107,000 miles

“Engine light came on . Take to repair shop,crank sensor bad,changed crank sensor, light came on back,o2 sensor bad, changed o2 sensor,light came back on,finally said worn sprackett in engine sending false reading. Steering pump went bad at 59000. Ac pump pulley broke off at 54,000 miles. Ac/heat comes on by itself, even when vehicle is turn off.”

NHTSA complaint #10433837, filed 2011-11, 54,000 miles

“Noticed power steering binding on our 2007 mercedes benz ml 350 on 10/15/2010. This was a first time occurrence. Took to dealer on 10/20/2010. Dealer diagnosed problem as u joint on steering column connected to power steering pump not functioning. Dealer replaced lower section of steering column.”

NHTSA complaint #10361328, filed 2010-10, 85,000 miles

Related service bulletins

Steering: other model years

YearComplaintsShare of year
201548%
201446%
201347%
2012711%
201044%
200911%
20082436%
2007810%
2006169%
2005626%
2004617%
20031144%

Other parts of the 2007 Mercedes-Benz ML350

Seats
30 complaints
Electrical system
19 complaints
Transmission and drivetrain
17 complaints
Engine cooling
7 complaints
Body and structure
6 complaints
Brakes
5 complaints
Engine
5 complaints
Exterior lighting
3 complaints
Vehicle speed control
3 complaints
Air bags
2 complaints
Equipment
2 complaints
Fuel system
2 complaints

← All problems reported for the 2007 Mercedes-Benz ML350

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology