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.
Vent air door actuator.
The blend door or vent door mixes warm and cool air to be sent to your vents.
When you turn the knob on your dash to the desired temperature the actuator moves the blend door to achieve the proper mix.
Replacement air vent door actuator controls the flow and temperature of air into the interior of the vehicle.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
Heat heater a c ac fan air vent blend door actuator for cadillac gmc buick us.
Also called hvac actuators these small electric motors control the flow and blend of hot and cold air to the passenger areas by opening and closing the vent doors that let the air through.
Air door actuator replaces 15 73952 52495593 89018374 604 112 compatible with chevy gmc cadillac hummer 2003 2014 models hvac blend control actuator air heater blend door 4 5 out of 5 stars 392.
Hvac temperature blend vent mode door actuator for dodge ram 1500 2500 604002 us.
604 106 heater ac fan air vent blend door actuator for silverado gm pickup truck.
An actuator can go bad in of two ways.