2004 Other Mercedes Benz Models radiator fan

2004 MERCEDES BENZ
66,000 MILES • V8 • 2WD • AUTOMATIC
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MASTERTECHAUTOBODY
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  • 1 POST
the fan motor on this Mercedes 2004 ML500 was running slow and the motor was overheating and a/c/ blows warm. Replaced fan motor and it still runs slow. What can the problem be?
Sep 22, 2008 at 10:48 AM
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MERLIN2021
  • ASE Certified Mechanic
  • 17,250 POSTS
  • ASE Certified Mechanic
Check the relays in the left of engine compartment. Check the ground to the fan, and the ECT. Check connection to ECM.
Sep 23, 2008 at 4:59 PM
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