2003 Mercedes-Benz M-Class Mercedes-Benz M-Class 2003

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2003 Mercedes-Benz M-Class repairs by problem area

Engine (19%)

Transmission and Drivetrain (6%)

Brakes and Traction Control (6%)

Suspension and Steering (34%)

Electrical and Air Conditioning (34%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 32 repairs.
See TSBs and recalls for the 2003 Mercedes-Benz M-Class.

2003 Mercedes-Benz M-Class repair cost distribution

$2500+ (0%)

$1000 - $2499 (21%)

$500 - $999 (25%)

$100 - $499 (36%)

< $100 (18%)

Chart based on 28 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

342-horsepower 5.4L V8 5-speed shiftable automatic AWD w/low range

Mercedes-Benz M-Class in California, United States
Jun 2012 - Dec 2015
Sep 2015

105000 mi

US $950
Replace radiator. 

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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

45000.0 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

97500 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. 
Mercedes-Benz M-Class in North Carolina, United States
Jun 2015 - Jul 2016
Jul 2016

169000 mi

US $1200
Replacing crankshaft position sensor  Replacing speed turbine sensor 

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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 Pennsylvania, United States
Jan 2016 - Jun 2016
Feb 2016

143300 mi

US $1000
two new rear struts with springs, two new tires 
Mercedes-Benz M-Class in United Arab Emirates
Mar 2016 - May 2017
Mar 2016

230640 mi

¤2000
Oil leak reported. Found to be problem with Steering pump. Steering box was changed and steering pump was repaired 
Jun 2016

235600 mi

¤250
Steering rack leakage. I've been topping up steering oil every week (500 ML per month) which costs me $3 a month. New rack would cost 400-500 and not easy to get. 
May 2017

272800 mi

¤500
Compressor, Condensor Changed 
Mercedes-Benz M-Class in British Columbia, Canada
Sep 2014 - Jun 2016
Sep 2015

142600 mi

C $600
change of wiper motor, gear not cutting for the wiper. 
Mar 2016

144460 mi

C $520
Alternator failed and did not charge the battery properly. As a result, the engine light alarmed and the car stopped while driving. blower did not work properly. The arm of the moderator broken after years of service. Need a new part from dealer. Had to wait and scheduled the other day of service because of parts needed. 
Jun 2016

144460 mi
1 lower front ball joint, 2 inner tie rods and 2 outer tie rods, steering rack boot kits needs to be replaced. And alignment is expected after the job. estimated total parts and labour cost $1250. 
Mercedes-Benz M-Class in Michigan, United States
May 2014 - Mar 2017
Nov 2014

125000 mi

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

159800 mi

US $160
Alternator had a diode going bad, repalced alternator Speed sesnor failed, driver's rear. Changed both rear sensors. 
Sep 2015

150000 mi

US $125
No low wiper speed = replace combination switch 
May 2016

176000 mi

US $250
Both lower ball joints, front end, plus had to buy a set of ball joint passes, but what I bought works on another car I own. I included the cost of the tool in the repair 
Jan 2017

140800 mi

US $650
Leaking cooler hoses - replace Rack oil hose to cooler leeking Replace battery with a Mercedes Battery Replaced both inner and outer tie rods, both sides, and both lower ball joints, front 
Mercedes-Benz M-Class in North Dakota, United States
Dec 2011 - Jan 2012
Jan 2012

US $600
Defrost airflow was weak to windshield...flaps were not opening fully. I believe a part of the linkage was replaced. 

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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
Jul 2015 - Mar 2017
Feb 2017

145000.0 mi

US $150
replaced all drums and pads 
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 5-cylinder diesel automatic 4WD

Mercedes-Benz M-Class in Spain
Mar 2015 - Mar 2017
Dec 2015

128960 mi

€2000
fuel admision problems and intermittent problems to start the engine replacement of fuel pipes, cleaning of admission system and installation of a fuel anti return system in the pipe from tank to engine 

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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 - Dec 2015
Aug 2013

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

91000 mi

£75
Replaced battery 
Apr 2015

96200 mi

£54
AC not working reacharged 

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See TrueDelta's information for all Mercedes-Benz models.

2003 Mercedes-Benz M-Class Repair Histories

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.