Transforming HVAC Systems The Ultimate Guide to Blend Doors

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? You will need a tool set including an 5.5 mm socket for Chevy, GMC, Cadillac, Ford and Lincoln vehicles. Ensure your car is parked on level ground, engine off, ... There is no blower resistor on auto climate control cars. I doubt coolant had any effect on the wiring, it's all above the core afterall, but I ... HVAC Heater Blend Air Actuator. The fault is in the control head, not the actuator itself. If it's moving back and forth, grab the knob and push in on it, if it changes the movement of the ... You have two blend door actuators - one on each side of the lower plenum under the dash just above each side of the center console. Blend Door USA manufactures solid aluminum replacement HVAC doors to replace the failing plastic doors in your vehicle. We are located in Applegate, ... The blend door actuator is low power stuff, like door lock actuators. It doesn't have a specific fuse. You can visually check if it works ... My HVAC got stuck a couple times with full hot blowing out of the driver's vents and cool air coming out of the passenger vents. 1. Knocking and Clicking When you go to change the airflow in your vehicle, you'll hear a knocking sound, or a clicking coming from the vents and behind the ...