The engine may develop a stalling and/or no start condition due to a failed crankshaft position sensor.
Resources for the Repair and Maintenance of your 2004 Mercedes-Benz ML500
2004 Mercedes-Benz ML500
2004 Mercedes-Benz ML500 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.
The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement of the failed switch should correct this concern. A recall on certain 2002 models have been recalled for a related issue - for more information please click here»
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.
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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.
2004 Mercedes-Benz ML500 Recalls (Recent)
Summary: MERCEDES-BENZ IS RECALLING 125,228 MY 1998-2004 M-CLASS VEHICLES. THE HOSE CLAMP USED TO SECURE THE POWER STEERING FLUID COOLING HOSE TO THE POWER STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLAMPING FORCE FOR THIS CONNECTION.Learn more »
2004 Mercedes-Benz ML500 Questions and Answers
The car (ML 55 amg) will cold start without any problem, after 5min driving it then cuts out and will not start before 10m has expired. It started doing this only every now and then, the intervals ...
The radiator light is on, the ac is not blowing cool air, and it's running a bit hot. The fan isn't circulating ( unless I'm on the freeway).
it is blowing hot all of the time. Freon is full, compressor is on. We changed the heater control valve and it still does the same thing.
I have a 2004 ML500 and when I try to lock the doors the right rear door lock activates 3 - 4 times but doesn't lock.