Empowering HVAC Systems The Role of Blend Doors Simplified

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 ... Shop Blend Doors & Actuators and all other Climate Control products available now on NAPAonline and for pickup at your local NAPA Auto Parts store! The heater blend door actuator is a small electric motor and gear that is connected to the heating and A/C/ system's control module. This then controls the ... An HVAC blend door actuator replacement involves testing all the motors managing the vents, removing the faulty parts and replacing them with new HVAC blend ... A-Premium HVAC Blend Door Actuator Compatible with Buick, Chevy, Cadillac, GMC, Hummer, Isuzu, Olds & Pontiac Vehicles There are 2 blend door actuators. You may have to change the other one. https://www.youtube.com/watch?v= ... We manufacture solid aluminum blend doors. The heater doors are CNC machined from solid aluminum and are guaranteed for life. Our blend doors fit the OEM ... blend door controls the temp by moving a door allowing more or less air to blow through the heater core. mode door controls which vents the air ... That video got the job done for getting it apart. I ended up drilling a 3/8 hole right through the fan enclosure to get a straight shot on that ... 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 ...