The heater blend doors act as a gateway to the vehicle s ventilation system.
Blend door actuator 1998 chevy silverado.
All you need is a.
Chevrolet 1998 k1500 pickup 5 7l v8 heat air conditioning heater blend door actuator.
Gm truck 1990 98 action and location of the three actuators on these models.
Skp 1572106 16167292 89018367.
There is a replacement mode or blend actuator available at most auto parts stores dorman part 604 107 price 39 99.
This article applies to the chevrolet silverado 1500 1996 2006.
When heat is built up inside of the heater core the actuator door shifts to allow the hot air through the system and when the climate control is turned to cool the door flaps in the other direction closing off the heater core.
I found a way to fix the actuators that cause this problem in certain cases.
An actuator can go bad in of two ways.
The mode door actuator is on the left and the resirc door actuator is at the top of the dash near the windshield.
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 172.
Heater blend door actuator connector.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
The blend door actuator is located in the center of the core box up under the dash.
Is your chevy truck blowing hot air in the middle of summer.