HEATER CONTROL SWITCH

1987 Ford Truck

Tiny

petroskie@hotmail.com

November, 8, 2008 AT 11:42 AM

Heater problem
1987 Ford Truck V8 Four Wheel Drive Automatic 112548 miles

my heater control switch only works on the lowest setting nomatter what setting you move it to. I replaced the blower motor, thinking maybe somthing was wrong with it from advise from a backyard mechanic. Could you please point me in the right direction on what to do next. Thanks for your time.

FOUND 21 RELATED QUESTIONS

1 Answer

Tiny

M_H_RITZEL

December, 16, 2008 AT 8:36 PM

Under the hood disconeect the heater motor connection. With a static light chec to see if there is a difernce in voltage when the switch it turned up or down. If no diference check the fan switch control under the dash.

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