First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
2003 silverado blend door actuator.
If your silverado only provides very cold air or very hot air from the vents there may be a problem with the blend door or the blend door actuator.
The blend door is controlled by a small electric motor called the blend door actuator.
Blend door actuator replaces 89018365 604 106 52402588 fits 1994 2012 chevrolet chevy gmc silverado 1500 and 2500 tahoe sierra air door actuator hvac blend control act 4 3 out of 5 stars 168.
Chevrolet 2003 silverado 1500 5 3l v8 heat air conditioning heater blend door actuator.
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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.
No parts for vehicles in selected markets.
An actuator can go bad in of two ways.
Heater blend door actuator connector.
2003 chevrolet silverado 1500 a c heater blend door actuator.
Dorman dorman a c heater blend door actuator 604 120.
The actuator moves the blend door in your silverado s heating and air system to achieve the proper mix of hot and cold air.
Equip cars trucks suvs with 2003 chevrolet silverado 2500 hd a c heater blend door actuator from autozone.