Mercedes-Benz ML500 Problem Report
Mercedes-Benz ML500 Electrical switches in door latches may fail
Electrical switches in the door latches can fail, causing the door locks to rapidly actuate up and down multiple times when the locks are activated by either the keyless remote or door lock switch. A new door latch will need to be installed.
Right rear door lock solenoid activates severl times when you try to lock the doors and the right rear door will not lock. It activates rapidly 3 - 4 times. - Visitor
2 door locks failed recently...expensive fix...like always. - Visitor
Possible Problem fix. http://www.ebay.com/itm/Mercedes-ML-W163-DOOR-LOCK-REPAIRKIT-RepairsetSET-for-4-locks-actuators-CD-/111579398588 - Visitor
Passenger side rear door. Haven't repaired it yet. - Visitor
I have the same problem!! Very frustrating. - nell65
When I lock my door with the key, it clucks about 4 times before locking the door, except for one, the back lock. - Visitor
This has been a nightmare.....replaced over time 4 door actuator/switches. Independent mechanic replaced each one for a cost of about $450 each - Visitor
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Various electrical problem may develop due to a failed "all activity module". Our technicians...
The tailgate latch may stick causing a drain on the battery while the vehicle is parked.
The power window switch may fail and the windows will not raise. The main switch at the front...