of the heater core are hot, then your temp blend door is not moving to allow heat from the heater core into the car. either the temp knob or blend door motor is bad. some are vacuum, some are electric
Question about 1998 Explorer
...temp control it is always on full heat.Where is the problem,under the hood or in the dash? Thanks check the knob, they are known to crack. and when they do, you are just turning the knob, not the ...
...temp control knob to the warm temperature. The air continues to blow with no pressure decrease but the air never warms up. bad actuator in dash Sounds like you have a bad blend door motor.The plastic ...
...blows hot air all the time even when the control knob is turned to cold The temp door actuator motor has went out ,it is behind the glove box,on top of the blower box,toward the center of the
...temp selctor knob. Where is this door located and is it controled electrictly or by vacuum. the temp control only has wires on the back but I have no diagram to see how it controls the temperature. ...
...TEMP CONTROLLER). and inside is a little electric motor and gears. those gears break and that's what you hear clicking because the motor is still trying to do what is asked of it. easier to remove it ...
...knob is turned to the coldest position there is no change in temp. I have checked out the switch and the white box on top of the heater box and they are working. I can hear the flap moving inside but ...
...temp knob sends an electric signal to this actuator to controll that door. the actuator has plastic gears inside of it that can become stripped of its teeth causing a "tapping" sound. These trucks ...
temp control knob to hot i get a loud clicking noise under the dash and the temp does not change. Usually a sign of a faulty blend door motor or actuator. I had the same problem. Inside the dash there
Question about 2002 Explorer
My 2006 ford explorer the temp. Control knob when you change it it makes a loud clicking sound and it will no longer blow hot air only cold. The noise could be a blend door under the dash.
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