blower motor only works on high speed

1997 FORD EXPEDITION
218,000 MILES • 5.6L • V8 • 4WD • AUTOMATIC
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ROCKETMAN777
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  • 1 POST
I have already exchanged the control with the switch and thermostat. Still only blows on high speed.
Dec 6, 2015 at 1:32 PM
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ASEMASTER6371
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  • 52,796 POSTS
the heater has a blower resistor by the heater motor that fails often. it is held ny 2 screws and an electrical connector. you can get it at any parts store

Roy
Dec 6, 2015 at 3:43 PM