2011 Mercedes-Benz M-Class Mercedes-Benz M-Class 2011

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2011 Mercedes-Benz M-Class repairs by problem area

Engine (53%)

Transmission and Drivetrain (3%)

Brakes and Traction Control (0%)

Suspension and Steering (3%)

Electrical and Air Conditioning (40%)

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

Other (3%)

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Chart based on 40 repairs.
See TSBs and recalls for the 2011 Mercedes-Benz M-Class.

2011 Mercedes-Benz M-Class electrical repair cost distribution

$2500+ (20%)

$1000 - $2499 (7%)

$500 - $999 (7%)

$100 - $499 (7%)

< $100 (60%)

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

Chart based on 15 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2011 Mercedes-Benz M-Class 4dr SUV

turbocharged 228hp 3.0L V6 Diesel 7-speed shiftable automatic AWD w/low range

45880 mi

C $500
Radio reporting that it detected theft and is shutting down. Lane assist stop working after the vehicle was used for towing. Two radar sensors were replaced. 
76880 mi

C $2700
Lane assist sensors were faulty. Shutdown whole electrical system. Replaced by MBC. 

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2011 Mercedes-Benz M-Class 4dr SUV

turbocharged 228hp 3.0L V6 Diesel 7-speed shiftable automatic AWD

58900 mi

C $1200
Wiring harness was replaced, found by parking sensor and passenger mirror fault. I noticed this problem during the initial test drive. Only replicated once out of warranty. They paid half after I proved that it was on every service request. 
87420 mi

C $2500
2 Parking modules from back bumper of truck. Failure causes a Canbus fault from constant failure signals. Truck goes into limp home mode and all dash gauges fail, only 3 gears available, etc, etc. 

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2011 Mercedes-Benz M-Class 4dr SUV

turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD

75000 mi

US $64
headlamp out 
57040 mi Blind spot warning system inoperative. Both rear sensors replaced 
70920 mi Blind spot warning system failed...bad transmitters 
88040 mi Senders for blind spot warning system failed again 

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2011 Mercedes-Benz M-Class 4dr SUV

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

19000 mi

US $1
New Comand Screen 
137000 mi

US $4000
Command System replaced 
39200 mi Blind spot sensor failure 
55700 mi

US $20
Known flaw in ML taillight dsesign - google W164 taillight harness. do not have dealer fix...easy to do but definitely a design flaw 
69000 mi

US $150
Blind spot sensor failed for the third time. Unsuccessful repair. 
72000 mi Infotainment screen has begun to fade and flicker. No repair done as it still works in its crippled state 
15860 mi Door lock actuator passenger side was not working 

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

2011 Mercedes-Benz M-Class Electrical 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 2011 Mercedes-Benz M-Class problems occur, check out our car reliability stats.