Blend Door Actuator Clicking

Replacing an f 150 blend door actuator for hvac 2009 2014.

Blend door actuator clicking.

A blend door actuator is linked to an air control door pivot found on the last drive of the unit. The problem is one of the two blend door actuator in the dash. An actuator can become faulty if the plastic gear set turns out to be fragile and it breaks. 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.

Loud clicking tapping clacking noise coming from behind the dash related to the hvac operation. Symptoms a blend door actuator is bad. The gear is stripping out so who knows. An actuator can go bad in of two ways.

Here are some of the most common symptoms that a blend door actuator has gone bad. The blend door actuator is located behind the glove box and a sign of failure is an audible clicking sound when you adjust your climate controls. Vote up 0 vote down reply. First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.

A plastic gear set is frequently rotated from one side to another by the electric motor. If you hear a repeated light clicking sound coming from under the dash it can be a bad blend door actuator.