...blend door I am having the exact same problem. After turning the ignition to off and restarting the vehicle, the A/C works properly again...for a little while. Is it really the actuator or something ...
...blend door actuator or autuators. start there. As JohnJohn2 said it is more than likely the blend door actuator or as simple as a bad vacuum line. Does the engine idle seem rougher since the heat ...
...blend door or if the door is broken...It can only be done with a Tech II GM scanner..but ot is worth the money ...They make a quick fix which requires cutting the body of the unit and replacing the ...
Question about 1995 Sierra
...blend door ? no matter what is slected a small amount of air will come through teh other vents not slected ? i have also tried to remove the actuator and reset it with little change ? if it is the ...
controlled separately, the problem is a blend door not working. The blend doors are usually controlled by small electric motors.You might research "blend door" online and see if anything pops up
heater on all the time heater dials are off but heater on Usually a sign the blend door is stuck in the heater box. The blend doors direct air thru the box and the vents.
Question about 1994 Sierra
...blow only hot air and the passenger vent blow the cold ac air Usually a sign of low freon or a blend door problem. If the system is full of freon, I would check the blend doors under the
...Blend Door Failure No Heat or no AC (dependes on where door sticks) In all modern cars there is a tiny DC electric motor driven gear drive that moves a plastic door that blends heated and cooled air ...
...vents or out defrost vents Usually a sign you have a blend door that is stuck, or the controller has failed. The blend doors use small electric motors controlled by the main controller on the
Question about 2002 Sierra
...blend door issue either in the climate control or within the blend door. Either way the door is stuck in a position that is only allowing it to go to defrost or floor vent. It will need to be further ...
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