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2003 Mercedes-Benz M-Class repairs by problem area

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Chart based on 15 repairs.

2003 Mercedes-Benz M-Class repair cost distribution

Chart based on 6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2003 Mercedes-Benz M-Class repair histories. Log in or join us to see them all.

2003 Mercedes-Benz M-Class 4dr SUV

288-horsepower 5.0L V8 5-speed shiftable automatic AWD w/low range

Mercedes-Benz M-Class in California, United States
- Jun 2008
Jun 2008

45000 mi
Power Steering hose burst. Covered by factory under unwritten part specific warranty. 
Mercedes-Benz M-Class in California, United States
Jun 2012 - Mar 2013
Nov 2012

98000 mi

US $1900
Valve cover gaskets leaking oil and needed replaced. Engine mounts worn out and needed replaced. 
Mar 2013

105000 mi

US $1100
Torsion bar bearing broke, when replacing the bearing the captive nut on torsion bar cage had welds break loose and didn't allow torsion bolt to be loosened or tightened. Had to replace whole torsion bar assembly. 

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2003 Mercedes-Benz M-Class 4dr SUV

232-horsepower 3.7L V6 5-speed shiftable automatic AWD w/low range

Mercedes-Benz M-Class in North Dakota, United States
Dec 2011 - Jan 2012
Jan 2012

114000 mi

US $600
Defrost airflow was weak to windshield...flaps were not opening fully. I believe a part of the linkage was replaced. 
Mercedes-Benz M-Class in Michigan, United States
May 2014 - Jun 2015
Nov 2014

125000 mi

US $300
Replaced inop mcs/radio with a good used one. 
Jan 2015

133700 mi

US $330
Alternator had a diode going bad, repalced alternator Speed sesnor failed, driver's rear. Changed both rear sensors. 
Mar 2015

139000 mi
Replaced pads all 4 sides 

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2003 Mercedes-Benz M-Class 4dr SUV

215-horsepower 3.2L V6 5-speed shiftable automatic AWD w/low range

Mercedes-Benz M-Class in California, United States
Jun 2012 - Sep 2013
Mar 2013

104000 mi

US $450
Replaced radiator for the second time. As it was only 20 months, only paid for part. 
Sep 2013

109000 mi

US $475
Power steering pump, hoses, etc. There was a recall but vehicle had passed the acceptable date. 
Mercedes-Benz M-Class in Ontario, Canada
Jun 2012 - Aug 2012
Aug 2012

80600 mi

C $475
Engine was stalling. System check found internal resistance on the crank sensor was 1200 OHMS (too high. Sender unit was replaced. 

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2003 Mercedes-Benz M-Class 4-door

turbocharged 4-cylinder diesel automatic 4WD

Mercedes-Benz M-Class in Great Britain
Dec 2012 - Jun 2015
Aug 2013

89000 mi
Took for mot, broken rear spring found. 
Dec 2013

91000 mi

£75
Replaced battery 
Apr 2015

96300 mi

£54
AC not working reacharged 

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2003 Mercedes-Benz M-Class Repair Histories

26 TrueDelta members own (or used to own) a 2003 Mercedes-Benz M-Class. 7 of these members (26.9%) have reported repairs for their car. A total of 15 repairs to 2003 Mercedes-Benz M-Classes--an average of 0.6 per vehicle--have been reported.

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Mercedes-Benz M-Class problems occur, check out our car reliability stats.