Unlocking the Secrets of Blend Doors The HVAC Game-Changer

Get free shipping on qualified HVAC Blend Door Actuator products or Buy Online Pick Up in Store today in the Automotive Department. I have pulled the passenger side blend door and messed with the controls and I see the blend door actuator is not moving at all. I suspect the Drivers side is ... HVAC Heater Blend Air Actuator. The Blend Door actuator was bad, and swapping it fixed the problem. I was told that the blend door actuator is designed to fail in the heat wide open. 1.Install the blend door actuator (2) onto the left side of the HVAC housing (1). If necessary, rotate the actuator slightly to align the teeth ... You can run a diagnostic self check that will move the blend door all the way open and closed. If it fails to go all the way in each direction, then a fault ... Sounds like you have either the blend door (hot/cold) on the drivers side acting up, or the temperature sensor is having issues. The temp sensor ... The 2 actuators that are "easy" to get to are the passenger temp and the mode actuator. The outside air/ inside air and driver temp require dash ... Can anyone tell me where to start for repairing the linkage/actuator for the blend door that controls the climate control (AC and heat) for the drivers side? when you take out the bad actuator take it apart and you will see some little broken plastic gears. good luck and read over the posts.