Fan control switch only works on position 3.
15

Asked by Guru927FB Jul 19, 2017 at 03:15 PM about the 2005 Mercury Grand Marquis GS

Question type: Maintenance & Repair

Replaced the switch and then the resistor still the same symptoms. No
response from switch position one or 2, full on at position 3 only. What's next?.

2 Answers
1,410

Guru9279V answered 6 years ago

Is it a 1910 Datsun or Ford, I can help if i know, make, model, year, How it started working only on level 3. Heat, no Heat , Air con ?????

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15

Guru927FB answered 6 years ago

2005 Gran Marq GS, Replaced the switch on dash and then the resistor under the hood, both new, still the same symptoms. No response from manual switch in position one or 2, full on at position 3 in both heat and air. started after several months in storage. What's next to check?

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