WHY WOULD MY HEAT AND DEFROST ONLY WORK ON SPEED...

2003 Ford Expedition

Tiny

Anonymous

January, 18, 2013 AT 6:52 PM

Why would my heat and defrost only work on speed 4(the highest)?

1 Answer

Tiny

Jacobandnickolas

January, 18, 2013 AT 6:53 PM

Chances are the blower motor resister needs replaced. It is common to only have the high speed work when they fail.

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