Blend Door Actuator Motor

Also called hvac actuators these small electric motors control the flow and blend of hot and cold.

Blend door actuator motor. First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or. Usually it is the actuator motor that has failed when the actuator is no longer working. A certain method to move a blend door a couple of systems would take more than a little time and effort to control. Blend door actuator replaces 89018365 604 106 52402588 fits 1994 2012 chevrolet chevy gmc silverado 1500 and 2500 tahoe sierra air door actuator hvac blend control act 4 3 out of 5 stars 196.

When you turn the knob on your dash to the desired temperature the actuator moves the blend door to achieve the proper mix. Increase your driving comfort with an a c heater blend door actuator if your car or truck passengers don t seem to be getting all the benefits of your vehicle s heating or a c system you could have a non working a c heater blend door actuator. An actuator can go bad in of two ways. Like any mechanical device a blend door actuator will eventually fail.

The blend door or vent door mixes warm and cool air to be sent to your vents. It is controlled by a blend door actuator which is a small electric motor. A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit. What is blend door actuator replacement.

An actuator can be powered by vacuum or by a small motor mounted within the heat and air assembly.