Why do you need a blend door actuator?
When you want warm air, then air in the vents is directed to the heater core. When you want cool air, the air is directed away from the heater core. The blend door actuator is responsible for controlling the movement of the vents and the direction of the air, so once it’s damaged or broken, you may not have much temperature control in your car.
How does a core regulator work on a blend door?
The Core Regulator is a product designed to solve the broken blend door problem for virtually any vehicle. This is accomplished by bypassing the blend door and regulating the heat with a switch (which controls the flow of hot coolant from the engine to the heater core), thereby saving the $1000+ repair charge to install a new plenum box.
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 heater be removed from a blend door?
If the door is stuck the heater plenum with need to be removed and the problem resolved before installing the new unit. To test the blend door operation and too double check that you are changing the correct actuator motor turn the blower motor on and work the door in each way. You will be able to feel the air change temperature or vent level.
How much does it cost to replace a blend door actuator?
The blend door actuator is responsible for controlling the movement of the vents and the direction of the air, so once it’s damaged or broken, you may not have much temperature control in your car. If you need to have this car part replaced, you can expect to pay between $200 and $300 for parts and labor.
What are the symptoms of a bad blend door actuator?
The symptoms of a bad blend door actuator include a lack of heat or air conditioning, or failure of air to blow through some or all of the vents. The actuator motors may also make a noise if they’ve failed, but this isn’t always the case.
How do I remove blend door actuator?
Begin by using a small screwdriver to release the wiring safety clip on the harness for the actuator. These clips can be brittle and break so be gentle. Once released gently pull down on the wiring connector and remove it from the blend door actuator.
Where do I find the actuator blend door?
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.