Major Problems with Mercedes-Benz M-Class Derived from Complaints & Recalls

Learn about the common problems with a used Mercedes-Benz M-Class to avoid purchasing a bad year of the model.

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Best and Worst Years for Mercedes-Benz M-Class

Explore the chart showing how many complaints have been filed for each year of Mercedes-Benz M-Class.

Model Year	Complaints
2009 M-Class	1
2008 M-Class	1
2007 M-Class	1
2006 M-Class	7
2003 M-Class	4
2002 M-Class	3
2001 M-Class	2
2000 M-Class	16
1999 M-Class	8

Worst 3 Mercedes-Benz M-Class complaints

2003 Mercedes-Benz M-Class SEAT HEATER/COOLER Victims: 2 Mileage: 28000 miles

1999 Mercedes-Benz M-Class FUEL PUMP

1999 Mercedes-Benz M-Class STEERING Mileage: 45000 miles

Browse Mercedes-Benz M-Class complaints by category

Problems with STEERING, ELECTRONIC STABILITY CONTROL and ELECTRICAL SYSTEM are the most frequent issues recorded by the NHTSA from Mercedes-Benz M-Class owners.

Problem Category	Number of Problems
STEERING the power steering rack developed a leak causing the oil pressure to the unit to fail resulting in loss of...	8 ~ 72031 miles
ELECTRONIC STABILITY CONTROL while driving her 2002 mercedes ml 500 at a steady 40 mph in traffic the electronic stability control engaged for...	7 ~ 99783 miles
ELECTRICAL SYSTEM malfunction in the driver's seat back rest heating system caused melting of the upholstery and of the outer layer of...	6 ~ 45570 miles
SERVICE BRAKES, HYDRAULIC my biggest concern with the ml320 that i have owned since 2002 but not the only concern would be the...	4 ~ 101025 miles
ENGINE AND ENGINE COOLING regarding: odi id number 10130895 i had similar issues with the vehicle and mercedes benz could not replicate the problem...	3 ~ 28800 miles
SEATS malfunction in the driver's seat back rest heating system caused melting of the upholstery and of the outer layer of...	2 ~ 124018 miles
AUTOMATIC TRANSMISSION > POWER TRAIN 2006 ml350 transmission failure: while exiting from interstate i notice that the car was jerking/knocking when i was slowing down....	2 ~ 39200 miles
ELECTRICAL > EQUIPMENT engine runs rough idles like it is going to die car surges forward while moving or stopped dash warning lights...	2 ~ 60000 miles
VEHICLE SPEED CONTROL dt: the consumer owns a 2006 mercedes ml350. when she purchased the vehicle the motor raced when it was started....	2
HOSE, PIPING, AND CONNECTIONS > HYDRAULIC POWER ASSIST > STEERING power steering fluid hose came unattached form the radiator (clamp failed) power steering fluid sprayed over the engine compartment. no...	2 ~ 49350 miles
SUSPENSION the airmatic system began to fail. the front left strut quit working and had to be replaced. since that time...	1 ~ 56646 miles
SERVICE BRAKES at highway speed car jerked violently to the left as off the from right brake was being applied on its...	1 ~ 67600 miles
POWER TRAIN two problems - first transmission do not switch higher than second speed. upon engine restart vehicle drove properly. second on...	1 ~ 74600 miles
SERVICE BRAKES, ELECTRIC the antilock braking system can take over throttle and braking. vehicle will automatically apply brakes to various wheels. it will...	1 ~ 120000 miles
TAILGATE > BODY > STRUCTURE power tailgates for some mfg s (including even mercedes benz) are poorly designed having no limit switches to prevent crushing	1
HOSES, LINES/PIPING, AND FITTINGS > FOUNDATION COMPONENTS > SERVICE BRAKES, HYDRAULIC without any warning when coming to a traffic stop the brake pedal on my 2000 mercedes ml55 went to the...	1 ~ 66335 miles
SEAT HEATER/COOLER > FRONT ASSEMBLY > SEATS tl*the contact owns a 2003 mercedes-benz ml55. while driving 60 mph he engaged the seat heater. the front and rear...	1 ~ 28000 miles
SENSOR/CONTROL MODULE > FRONTAL > AIR BAGS tl* - the contact called to report that the airbag indicator light says that the airbag is off in her...	1
ENGINE > ENGINE AND ENGINE COOLING engine runs rough idles like it is going to die car surges forward while moving or stopped dash warning lights...	1 ~ 75000 miles
UNKNOWN OR OTHER rust has formed on both the lower portion of the upper right and left side fenders where fender bolts apparently...	1 ~ 100000 miles
CONTROL UNIT/MODULE > ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP > SERVICE BRAKES, HYDRAULIC bas/esp light comes on brakes engage steering wheel turns to the right...happens at speeds 60 mph and higher car difficult...	1 ~ 37648 miles
AIR BAGS i was hit on the passenger door side on 8/6/05 by a car running a red light. my car was...	1
MODULE > IGNITION > ELECTRICAL SYSTEM the vehicle is a 2000 ml 320 made by mercedes. the engine just stopped. i was on the freeway driving...	1 ~ 76000 miles
DRIVESHAFT > DRIVELINE > POWER TRAIN drive shaft failure. *la...	1 ~ 100000 miles
INTERIOR/UNDER DASH > WIRING > ELECTRICAL SYSTEM electrical:mcs unit radio/cassette player defect. mcs unit malfunctioned(screen black out and all operations ceased)mb may exchange if under warranty and...	1 ~ 30000 miles
SEAT BELTS transmission failed repaired four times electrical system battery failed replaced oz sensor failed replace 3 times fuel system pump and	1
FUEL PUMP > DELIVERY > FUEL SYSTEM, GASOLINE transmission failed repaired four times electrical system battery failed replaced oz sensor failed replace 3 times fuel system pump and	1
EMISSION CONTROL > EXHAUST SYSTEM > ENGINE AND ENGINE COOLING transmission failed repaired four times electrical system battery failed replaced oz sensor failed replace 3 times fuel system pump and	1
MANUAL TRANSMISSION > POWER TRAIN transmission failed repaired four times electrical system battery failed replaced oz sensor failed replace 3 times fuel system pump and	1
EXTERIOR > REARVIEW MIRRORS/DEVICES > VISIBILITY design defect in side rearview mirror. it will not extended far enough up and outwards causing poor visibility. ak ml...	1

FAQ

What year Mercedes-Benz M-Class is the most reliable?

Speaking of the models produced in the last 9 years, Mercedes-Benz M-Class models of 2009, 2008, 2007 year of manufacture have had the least number of complaints.

What year was a bad year for Mercedes-Benz M-Class?

Mercedes-Benz M-Class models of 2000 and 1999 are probably the years to be avoided like the plague due to a higher than an average number of issues reported.

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