...front side tempeture door actuator is faulty. You can take it to a good repair shop and have the HVAC controller scanned for codes. It may help in diagnosis, but I would suspect the actuator. Hope ...
...there are 4 wires from it. The dark blue wire go's to the blower moter. The lt blue the tan and yellow go to the hvac control module for the lower fan speeds. I hope this helps. Good luck. ...
...HVAC CONTROL KNOB SPINS FREELY (REPLACE) - (Oct 9, 1997) SUBJECT: HVAC CONTROL KNOB SPINS FREELY (REPLACE ALL THREE KNOBS) MODELS: 1996-97 CHEVROLET AND GMC M/L AND G VANS 1995-97 CHEVROLET AND GMC ...
...HVAC module in the vehicle. Install the accumulator. Connect the evaporator tube and heater hoses. Install the coolant recovery reservoir. Install the instrument panel. Install the steering column. ...
...HVAC controls. When the directional control is set to feet, it is getting plenty warm, but as you move toward defrost/feet or tuen to defrost the air immediately goes cold. Also, the fan turns off on ...
...HVAC control switch may not give the proper signals to the blower resistor or speed controller, and in turn will render the blower motor disabled. Sometimes it can be a terminal connector being loose ...
...setting for rear heater control on 2003 GMC yukon Could be the HVAC control processor is malfunctioning.Wtihout testing that would just be a guess . 2003 Tahoe No Rear Heat Fix Suburban Yukon XL ...
HVAC blows hot air on passenger side of 2005 GMC yukon XL This problem started out being intermittent and now the passenger side blows hot air at all times. I have dual controls but it does not seem ...
Question about 2004 Yukon
...in the box in the engine compartment, the other orange wire goes to the module from a 30amp fuse in the same box. There is a third orange wire between the front HVAC control panel and the rear
Question about 2004 Yukon
...fan in my 2004 Yukon blows on and then turns off when I try to use the defrost, heat, etc Changing fuses by the drivers left side Has all the earmarks of a bad HVAC control head, or blower
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