how to troubleshoot cooling fan on 2007 grnd marquis

Asked by rc38frontiernet Dec 16, 2013 at 01:35 PM about the 2007 Mercury Grand Marquis

Question type: Maintenance & Repair

cooling fan doesn't run, so engine overheats when during extended idling time..

1 Answer

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A good diagnostic Scan tool can switch the fan on and off to check its operation. Usually though, it's the fan motor. Unfortunately, you'll need to purchase the fan, motor, and shroud as an assembly. Very common failure.

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