First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
Air door actuator price.
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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When you make the replacement you need to turn off your vehicle so you don t get an electrical shock during the replacement.
The side that doesn t get the hot or the cold air needs its door blend actuator replaced.
Exhaust fumes inside the cabin.
To ensure you don t get shocked repair experts also advise that you disconnect your vehicle s battery before you begin the.
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Blend air door actuator replaces 89018365 604 106 52402588 fits 1994 2012 chevrolet chevy gmc silverado 1500 and 2500 tahoe sierra hvac blend control actuator 18 98 18.
The blend door or vent door mixes warm and cool air to be sent to your vents.
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.
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.
It is controlled by a blend door actuator which is a small electric motor.
An actuator can go bad in of two ways.