It is controlled by a blend door actuator which is a small electric motor.
Air door actuator price.
To ensure you don t get shocked repair experts also advise that you disconnect your vehicle s battery before you begin the.
When you turn the knob on your dash to the desired temperature the actuator moves the blend door to achieve the proper mix.
The hvac air door actuators on some models may fail as early as 20 000 or 30 000 miles while the majority tend to last for years.
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Air coming out from the wrong vents clicking noises coming from behind the dashboard or not being able to control the temperature or re circulated or fresh air mode in your car is a sign of a bad air door actuator motor.
The side that doesn t get the hot or the cold air needs its door blend actuator replaced.
The blend door or vent door mixes warm and cool air to be sent to your vents.
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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.
Buy hvac air door actuator compatible with chevrolet impala 2004 2013 replaces 1573517 1574122 15844096 22754988 52409974 604 108 15 74122 604108 heater temperature blend door actuator.
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Exhaust fumes inside the cabin.
When you make the replacement you need to turn off your vehicle so you don t get an electrical shock during the replacement.
In fact the majority of vehicles will never require a replacement air door actuator but like other electronic components this is mostly random aside from those models which frequently experience failures.
An actuator can go bad in of two ways.