2006 Mercedes Benz M-Class Problems, Complaints & Recalls

Source: NHTSA · Updated Jun 4, 2014 · 14 owner complaints analyzed

Compared with other M-Class years
Far more complaints than other years 3rd of 11 for complaints
NHTSA crash rating
Not rated

Owners have filed 14 complaints with NHTSA about the 2006 Mercedes Benz M-Class. That ranks 3rd out of 11 M-Class model years for complaints. The most reported problem area is engine and engine cooling (4 complaints, 29%), typically at around 3,090 miles. Complaints mention 1 crash. There are 2 safety recalls covering this model year.

Mercedes Benz M-Class
MERCEDES-BENZ ML (W166) China. Representative photo; appearance varies by model year. Photo: Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2006 Mercedes Benz M-Class problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Engine and Engine Cooling4 · ~3,090 mi
Power Train4 · ~58,400 mi
Steering3 · ~37,000 mi
Electrical System2 · ~2,492 mi
Seats1 · ~150,136 mi
Suspension1 · ~56,646 mi
Vehicle Speed Control1
Visibility1 · ~4,000 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Engine and Engine Cooling429%3,090——
Power Train429%58,400——
Steering321%37,000——
Electrical System214%2,492——
Seats17%150,136——
Suspension17%56,646——
Vehicle Speed Control17%———
Visibility17%4,000——

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2005, with 8 complaints
2005: 8200582009: 1200912011: 2201122012: 1201212014: 220142

n = 14 complaints · Source: NHTSA

2006 Mercedes Benz M-Class recalls (2)

Tap a recall to see the problem, the risk and the fix.

Electrical systemJul 7, 2008 · NHTSA campaign 08V303000 · 404 vehicles

Problem: Mercedes-benz is recalling my 2006-2008 m-class, r-class, my 2005-2009 slk-class, my 2005-2008 c-class, my 2003-2004 and 2006-2008 clk-class, my 2003-2008 e-class, my 2004 and 2008 cl-class, my 2008 cls-class, my 2004 and 2007-2008 s-class, my 2003 g-class, and my 2003-2004, 2006 and 2009 sl-class vehicles. A software calibration number (scn) coding received on the affected vehicles during a recent workshop visit was incorrect. Depending on the model year and model affected, the results of an incorrect scn coding can affect a number of vehicle safety and emission functions including the following types of functions: (1) the fuel gauge readings may be incorrect; (2) a stuck fuel-level sensor may not be displayed in the instrument cluster; (3) the obd system may cause the check engine light to illuminate incorrectly; and, (4) the speedometer may be out of tolerance.

Risk: In the event of a vehicle crash, the electrical fuel pump may not receive a crash signal that is required for the fuel pump to disconnect and prevent future fuel delivery as designed.

Fix: Dealers will recode the scn free of charge. The recall began on august 30, 2008. Owners may contact mercedes-benz at 1-800-367-6372.

Steering:hydraulic power assist systemMay 16, 2005 · NHTSA campaign 05V224000 · 7,191 vehicles

Problem: On certain passenger vehicles, a hose clamp that secures the power steering fluid cooling hose to the power steering fluid cooler may not provide sufficient clamping force for this connection.

Risk: A loss of power steering fluid can damage the power steering pump and may result in diminished power assist for steering which could lead to a crash.

Fix: Dealers will replace the power steering hose clamp free of charge. The recall began on may 17, 2005. Owners may contact mercedes-benz at 1-800-367-6372.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

The airmatic system began to fail. The front left strut quit working and had to be replaced. Since that time the right strut has failed and both rear airmatic springs have failed. All items had to be replaces at great cost. Now the airmatic compressor has failed and needs to be replaced. The…

Suspension · received Jun 4, 2014 · NHTSA complaint 10596036

I have same problem with my car and my model is not effected with this recall recall number: 05v224000 dates manufactured: jan 0001 to jan 0001 number of vehicles affected: 7191 date owners notified on: jan 0001 on certain passenger vehicles, a hose clamp that secures the power steering fluid…

Steering · received Jan 24, 2014 · NHTSA complaint 10561315

When the seat heater was activated a burning smell filled the cabin. Some smoke came out of the lower, left side of the back of the driver's seat. The switch turned off on its own. There is a hole, approximately 3/4 in. In diameter on the seat. *tr

Seats · received May 18, 2012 · NHTSA complaint 10458972

Two problems - first, transmission do not switch higher than second speed. Upon engine restart, vehicle drove properly. Second, on another occasion, i was sitting at a traffic light and when i attempted to pull off, the vehicle started driving very slow and rough. I pulled to the side of the road…

Power Train · received Oct 20, 2011 · NHTSA complaint 10432214

2006 ml350 transmission failure: while exiting from interstate, i notice that the car was jerking/knocking when i was slowing down. A couple of miles on the surface streets at 30-40 mph i noticed that the jerking became worse and finally the car went into neutral gear without any power delivered to…

Power Train · received Jun 6, 2011 · NHTSA complaint 10405339

Other Mercedes Benz M-Class years

← 2004 M-Class · 2007 M-Class →

See all Mercedes Benz M-Class problems by year, every Mercedes Benz model, or the Mercedes Benz VIN decoder.

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Frequently asked questions

What are the most common problems with the 2006 Mercedes Benz M-Class?

Owners most often report engine and engine cooling, power train, steering problems. The top one, engine and engine cooling, accounts for 4 complaints.

Was there a recall on the 2006 Mercedes Benz M-Class?

Yes, 2 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2006 Mercedes Benz M-Class a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other M-Class model years, the 2006 has far more complaints than most years. Always get a pre-purchase inspection and check the VIN for open recalls.