What causes a bad blend door actuator to break?
What Causes a bad blend door actuator? A blend door actuator is linked to an air control door pivot found on the last drive of the unit; a plastic gear set is frequently rotated from one side to another by the electric motor.An actuator can become faulty if the plastic gear set turns out to be fragile and it breaks.
Is there a problem with my Blender actuator?
Knocking: This is an unusual symptom, but if you’re experiencing this, it’s almost definitely a problem with your blender actuator. When you start the car, or just the AC system, and notice a knocking sound like someone tapping on your door, that is indicative of a problem with the blend door actuator.
Can a Chevy AC blend door actuator be replaced?
Chevrolet AC blend door Actuator Repair (Not Replacement!) – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.
What is an air blend door actuator made of?
An air blend door actuator is made of a plastic gear set, a small electric motor, and a plastic housing. The climate control computer receives feedback information via a door position sensor in the unit.The actuator is responsible for moving the air direction and temperature doors inside the heater plenum;
What causes a blend door actuator to fail?
If you cannot move the blend door an obstruction has gotten in the way of the door movement which will make the new actuator fail. These obstructions can include: pen, tooth pick, small toy or bubble gum to name a few. If the door is stuck the heater plenum with need to be removed and the problem resolved before installing the new unit.
How much does it cost to replace a blend door actuator?
If that happens, the blend door won’t work, and it’s likely your temperature will just be stuck on one setting with no ability to adjust the intensity up and down, or alternate between things like the lower vents or the defroster. The cost of replacing a blend door actuator is typically between $300 and $400.
Why does my Blend door need to be moved?
You might need heat when the car is cold or vice versa, the blend door will have to be moved to make sure the temperature is as suitable as desired. If cool air is desired, then the blend door closes so that heat would not be able to come into the vehicle. A blend door uses a mechanical device called actuator to move.
What kind of motor does a blend actuator use?
It is usually powered using a vacuum or a small motor which is mouthed with the assembly (heat and air). A blend actuator has an electronic motor that turns a plastic gear set in different directions. Then at the final drive of the unit, it is connected to an air control pivot door.