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2007 Mercedes-Benz ML500 Problems

Find the most common issues based on 2007 Mercedes-Benz ML500 owner complaints.
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Most Common 2007 Mercedes-Benz ML500 Problems

The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
The power steering return hose may leak at the radiator cooler fitting. If the clamp is not properly tightened, the hose can blow off, causing increased steering effort and a mess under the hood.
An engine oil leak may develop from the oil level sensor. Replacement of the leaking sensor will commonly correct this concern.
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1 Known 2007 Mercedes-Benz ML500 Brakes Problem

Brake pad life varies and is dependent upon driving style and terrain. Because of the weight of this vehicle, brake pad life is very short. If driving aggressively, one can expect a life of about 8...

3 Known 2007 Mercedes-Benz ML500 Drive Train Problems

Due to slipping clutches in the transfer case, a shudder or rumbling from the center of the vehicle may occur, especially when turning at slow speeds. If the clutches are not too badly worn, changi...
Leaks may develop from the differential cover and/or seals on high mileage or older vehicles. Our technicians recommend a complete reseal of the differential unit if these leaks are addressed.
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to f...

2 Known 2007 Mercedes-Benz ML500 Electrical & Lights Problems

The brake light warning message for a bulb out may be displayed. Our technicians tell us the tail lamp housing may melt and distort causing a poor connection at the bulb. The lamp housing should ...
A dead battery, slow cranking when starting, or erratic electrical system operation may be caused by a faulty positive battery cable. There is an updated cable available to replace the old design.

4 Known 2007 Mercedes-Benz ML500 Engine Problems

The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
An engine oil leak may develop from the oil level sensor. Replacement of the leaking sensor will commonly correct this concern.
An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.

2 Known 2007 Mercedes-Benz ML500 Exhaust & Emissions Problems

The mass air flow (MAF) sensor may fail, resulting in drivability issues and/or illumination of the Check Engine Light.
Bad spark plug wires can cause misfires; the Check Engine Light may illuminate.

1 Known 2007 Mercedes-Benz ML500 Heating & Air Conditioning Problem

After a heavy rain storm, the drains for the heating, ventilation and AC (HVAC) system intake can be plugged with leaves and other debris, causing a dead battery. Water fills the intake cavity and ...

0 Known 2007 Mercedes-Benz ML500 Maintenance Problems

2 Known 2007 Mercedes-Benz ML500 Miscellaneous Problems

The tailgate latch may stick causing a drain on the battery while the vehicle is parked.
Bolts that connect the automatic tailgate actuator lever to the tailgate can break. The broken bolts need to be drilled out and the holes re-threaded before a new bolt can be installed. If you ...

3 Known 2007 Mercedes-Benz ML500 Suspension & Steering Problems

The power steering return hose may leak at the radiator cooler fitting. If the clamp is not properly tightened, the hose can blow off, causing increased steering effort and a mess under the hood.
A problem with the ball joints can cause a creaking noise. There is an updated part to remedy this problem.
On vehicles with airmatic suspension, the airmatic pump relay can stick, causing a dead battery, because the pump continues to operate when it should be shut off. Eventually, the pump will fail; ...

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Known 2007 Mercedes-Benz ML500 Problems & Complaints

The tailgate latch may stick causing a drain on the battery while the vehicle is parked.
The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
Bad spark plug wires can cause misfires; the Check Engine Light may illuminate.
The mass air flow (MAF) sensor may fail, resulting in drivability issues and/or illumination of the Check Engine Light.
An engine oil leak may develop from the oil level sensor. Replacement of the leaking sensor will commonly correct this concern.
The rubber bond in the harmonic balancer can decay, which causes the balancer to move and work its way toward the timing cover. If the balancer comes into contact with the timing cover while the ...
An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.
Leaks may develop from the differential cover and/or seals on high mileage or older vehicles. Our technicians recommend a complete reseal of the differential unit if these leaks are addressed.
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to f...
The power steering return hose may leak at the radiator cooler fitting. If the clamp is not properly tightened, the hose can blow off, causing increased steering effort and a mess under the hood.
A problem with the ball joints can cause a creaking noise. There is an updated part to remedy this problem.
Brake pad life varies and is dependent upon driving style and terrain. Because of the weight of this vehicle, brake pad life is very short. If driving aggressively, one can expect a life of about 8...
After a heavy rain storm, the drains for the heating, ventilation and AC (HVAC) system intake can be plugged with leaves and other debris, causing a dead battery. Water fills the intake cavity and ...
A dead battery, slow cranking when starting, or erratic electrical system operation may be caused by a faulty positive battery cable. There is an updated cable available to replace the old design.
On vehicles with airmatic suspension, the airmatic pump relay can stick, causing a dead battery, because the pump continues to operate when it should be shut off. Eventually, the pump will fail; ...
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