Questions & Answers for: 2004 gmc sierra blend door

air blend door 2004 Gmc Sierra w/dual control heat. one side will blow cold air & the other hot installed new controller. same result air door actuator be the problem ? Replace the broken actuator.

...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 ...

2004 gmc dual ac, driver side vents shift from ac 2004 gmc 1500 with dual ac, driver side vents shift from ac to full heat while the passenger side says in ac mode bad blend door actuator maybe there ...

...2004 GMC sierra blows hot air out the drivers side and cold air out the passenger side. I replaced both door actuators, one on floor in the center of the truck the other under the dash near the ...

...air while passengers side works blows hot air just fine Replace the door blend actuator behind glove box, approx $150 for part, Everyone I know with dual control on the silverado's have this

...cold air will come out of vents, cant afford to get fixed right, right now Sounds like an actuator on a blend door is not working properly. i had the same /recall took it to gmc dealer /they fixed ...

2004 GMC Sierra 2500HD Blend door actuator is out of index. Before installing it on the HVAC box it was tested causing it to overtravel. Is there any way to adjust it back to where it should be? I do ...

...think  the expansion valve is not working but I dont know whw\ere is at the air temp actuator for the driver side probably needs to be replaced. mine is doing the same thing on a 2004 gmc

2004 GMC Sierrsonly works on heat no defrosters or vents Blend door malfunction. check for a broken door, or bad door actuator.

door blend actuator works, but when changing from cool to warm truck still blows cool, but temp gauge show engine is running hot-230 blend motor is defective,,, locate and replace