2006 Mercedes-Benz M-Class Mercedes-Benz M-Class 2006

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2006 Mercedes-Benz M-Class repairs by problem area

Engine (28%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (2%)

Suspension and Steering (22%)

Electrical and Air Conditioning (30%)

Paint, Rust, Leaks, Rattles, and Trim (5%)

Other (3%)

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Chart based on 110 repairs.
See TSBs and recalls for the 2006 Mercedes-Benz M-Class.

2006 Mercedes-Benz M-Class electrical repair cost distribution

$2500+ (7%)

$1000 - $2499 (17%)

$500 - $999 (10%)

$100 - $499 (27%)

< $100 (40%)

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Chart based on 30 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2006 Mercedes-Benz M-Class

turbocharged 6-cylinder diesel automatic 4WD

91760 mi

A $1660
Rear door lock actuator not working properly. Repair shop lubricated. Four new tires. 
171740 mi

A $2000
Rear passenger door lock replaced. 
226300 mi

A $4600
Replace compressor 

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2006 Mercedes-Benz M-Class

Engine not specified

68000 mi There was a problem with tail light harnesses. At first they said not covered. I balked and said you mean a CPO doesn't mean anything? I said I would take back to dealer I bought from and see what they had to say. They repaired under cpo 

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2006 Mercedes-Benz M-Class 4dr SUV

302-horsepower 5.0L V8 7-speed shiftable automatic AWD

40000 mi

US $1625
Back in the early part of the summer I noticed when first turning the ac on it was cool for a few min's then the air temp went up! and wouldn't work the rest of the day. 
42900 mi

US $450
Battery lite keeps coming on, replaced both batteries, still having issues with batt lite coming on intermittently 
47000 mi Nav screen goes blank and doesn't allow the radio to function even though it still plays on the station it was last tuned to. It will come back on after multiple re-starts or shut off for period of time. 
108000 mi

US $20
Rear Turn left signal went out, front low beam lamp was burnt. AC unit has problems changing the temperatures, it get stuck, doesn't change at all, I figured how to use it,though I knew before I bought it. Dealer says it will cost around $700 to replace it if resetting doesn't fix it.Yet I love the car. 
115300 mi

US $10
Rear turn light signal, same one done when I bought the car. 
120000 mi Problem with door lock actuator, the spring broke, the famous "machine gun" ocurrence. I bought the spring, but didn't work out, then I bought a new actuator at cost $332, plus 2 other things that broke $50 and I paid the $80 for labor. 
36000 mi

US $5000
External mirror faulty--would close repeatedly. Mechanism replaced. 
39000 mi Wire in left mirror broken. Odd because the mirror was fixed not long ago 

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2006 Mercedes-Benz M-Class 4dr SUV

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

104000 mi

US $400
Compressor had intermittent fault. MB refused to fix it under warranty. Nav Processor failed. Bought COMAND unit off an auction site, paid a tech to replace the Nav Processor 
108700 mi

US $120
Right tail light did not work, and replacing the bulb did not fix it. 
112000 mi

US $600
CD Nav failed. I bought an entire radio/nav head off of eBay. An independent tech removed the old NAV head and replaced it with the "new" used one. Works great, but you lose all your addresses. 
84000 mi

US $450
Driver side seat belt kept getting warning and indicating it was not locked into place 
69000 mi

US $290
Was rear ended which caused the seat belt to tighten and SRS light to come on. Sent SRS module and seatbelt to myairbags.com for repair. Reinstalled and now seatbelt functions properly and SRS light is off. 
137000 mi

US $191
Electronic Ignition Switch (EIS) failed. Replaced by dealer 
155000 mi

US $54
Replced master window control 
81700 mi

US $1000
Right reat door lock mechanism; rear liftgate lock mechanism. 
91000 mi

US $140
New secondary battery. 
88000 mi The car had an SRS failure. The harness for the airbag system was defective. 
88000 mi The starter motor would work intermittently. 
44000 mi Lift gate would not lock. Lift gate actuator make whining sound. Sound like motor bearing going out 
54000 mi

US $980
Replaced compressor 
3680 mi SRS Indicator on at all times. Performed short test, found code 9200. Performed wiring harness repair per DTB T-B-91.60/93b, cleared codes 
52000 mi

US $490
600 miles out of warranty, 2 electrical problems - 1. Garage Remote buttons on mirror stopped working. (Dealer paid for new mirror and new door lock $1475, I paid labor.) 2.Rear passenger electric door lock rapidly pulsates after initial acceleration. (Dealer paid for new mirror and new door lock $1475, I paid labor.) 
66960 mi

C $1100
Had to repair door locking mechanism on the driver's door 

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2006 Mercedes-Benz M-Class 4-door

turbocharged 6-cylinder diesel automatic AWD

66340 mi horn of the car put on from time to time with no action on the central switch on the steering wheel 

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

2006 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 2006 Mercedes-Benz M-Class problems occur, check out our car reliability stats.