Chevrolet Silverado 2500 HD Problem Report
Chevrolet Silverado 2500 HD Improper HVAC Temperature and/or Air Delivery Due to Failed Mode Door Actuator
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.
blowing cold air then after much trying with slide selecters a little heat then nothing.Will take to the shop soon. - Visitor
heating truns om when ac is trun on - Visitor
Heat or AC would not come out of their respective outlets,so I knew it was the blend door actuator.Ordered one and replaced the actuator all is good. - Visitor
Yes, sometimes you turn the ac on and the heater comes on for a while then it will take 5 min or so and it will finally switch to cool air. - Visitor
some time it wont go into coling it heat,s instead hasent ben fixed - Visitor
I tried to turn on my ac but it blows hot air like the heater is stuck on the ac lines under th...
have dual air,hot on one side and cold on the other
replaced control panel and it is doing the same thing. I have owned many chevy's and this truck...
you can feel both hot and cold air, but does not blow out of vents no matter what speed is cho...
defrost dose not work all others work