2012 Mercedes-Benz M-Class Mercedes-Benz M-Class 2012

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2012 Mercedes-Benz M-Class repairs by problem area

Engine (30%)

Transmission and Drivetrain (6%)

Brakes and Traction Control (1%)

Suspension and Steering (12%)

Electrical and Air Conditioning (23%)

Paint, Rust, Leaks, Rattles, and Trim (20%)

Other (7%)

Chart based on 69 repairs.
See TSBs and recalls for the 2012 Mercedes-Benz M-Class.

2012 Mercedes-Benz M-Class other repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (40%)

$100 - $499 (20%)

< $100 (40%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 5 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2012 Mercedes-Benz M-Class 4dr SUV

turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD

63000 mi DEF heater in DEF tank failed and was replaced. 
66000 mi Window replacement through insurance. Rock chip. 
56000 mi

US $170
Power rear door drive made horrible noises and wouldn't engage to lift the door. Purchased replacement part from dealer and replaced it. 

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2012 Mercedes-Benz M-Class 4dr SUV

302-horsepower 3.5L V6 7-speed shiftable automatic AWD

133000 mi

US $700
Lock on rear tail gate failed, lock replaced, which require disassembly of entire tail gate $600.00 Another attempt to remove bad smell from A/C, still not completely successful $90.00 
49000 mi

US $890
Driver’s shoulder harness adjustment was not moving out of the lowest position and was successfully repaired by dealer under warranty 

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

2012 Mercedes-Benz M-Class Other Problems

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 2012 Mercedes-Benz M-Class problems occur, check out our car reliability stats.