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Most reported Mercedes-Benz problems

 

Verified for the Mercedes-Benz C240

The sway bar end link joints may wear and cause a knocking noise over bumps. Loose or warn links should be replaced to correct this type of noise.

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Verified for the Mercedes-Benz S600

Engine misfires (rough running) and lack of power are commonly caused by ignition coil pack or ignition module faults. Proper diagnoses should isolate the cause and prevent unnecessary replacement of good parts.

23 Reports
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Verified for the Mercedes-Benz CLK320

The instrument cluster display may lose pixels and need replacement. However, if the back lighting bulbs for the odometer display in the center of the cluster burn out, they can be replaced.

22 Reports
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Verified for the Mercedes-Benz C230

A vibration felt through the center floor of the vehicle can be caused by cracked and/or shredded driveshaft flex discs, resulting in excessive driveshaft movement. If not repaired, damage to the driveshaft center support bearing, transmission, or differential can occur.

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Verified for the Mercedes-Benz E320

A malfunctioning HVAC blower motor regulator can cause the blower motor to operate below the requested speed or not at all. Updated regulators are available; the blower motor and cover need to be replaced at the same time to upgrade the system.

22 Reports
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Verified for the Mercedes-Benz E320 4MATIC

The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.

22 Reports
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Verified for the Mercedes-Benz ML320

A no start condition may develop due to an anti-theft system fault. If the drive authorization module fails to recognize the keys, the engine will not start. In many cases, a new module and keys will be needed to correct this problem.

22 Reports
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Verified for the Mercedes-Benz ML320

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.

22 Reports
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Verified for the Mercedes-Benz ML430

It is not uncommon for the power steering rack to develop a fluid leak requiring replacement of the rack assembly. Loss of power steering fluid may also cause an abnormal noise and damage to the power steering pump.

22 Reports
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Verified for the Mercedes-Benz R350

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 first gear. Our technicians tell us this is due to an internal component failure. Mercedes has released updated parts; the transmission will need to be removed and disassembled to complete the necessary repairs.

22 Reports
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Verified for the Mercedes-Benz S500

Problems with the pneumatic system can cause closing assist and door lock issues.

21 Reports
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Verified for the Mercedes-Benz ML350

The covering for the center console can bubble and discolor. Replacement of the affected part is most commonly only way to repair this concern.

21 Reports
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Verified for the Mercedes-Benz ML320

AC system leaks and/or a faulty evaporator temperature sensor can cause poor AC cooling. The failed sensor can prevent the AC compressor from coming on. Leaks cause a low refrigerant level, which reduces the ability to cool.

21 Reports
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Verified for the Mercedes-Benz S430

The door for the vanity mirror (or the frame for the door) can break; due to a redesign, the mirror "cassette" will need replacement.

21 Reports
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Verified for the Mercedes-Benz G500

Door lock actuators, window regulators, and inside door handles are all prone to premature failure.

21 Reports
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