It seems like the actuator is being told to turn the shaft to heat.
Driver side blend door actuator 2004 chevy silverado.
Hvac air door actuator 604 106 52402588 for chevrolet chevy gmc silverado 1500 and 2500 tahoe sierra hvac blend control actuator heater blend door 4 0 out of 5 stars 1 18 99 18.
I removed the new one and tried seeing if the actuator would move when adjusting temp.
Replacing the driver side blend door actuator acdelco 1572972 and reseting the blend doors for the front a c system.
I successfully removed the old and installed the new.
It was still blowing hot out of the driver s side.
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Equip cars trucks suvs with 2004 chevrolet silverado 1500 a c heater blend door actuator from autozone.
My a c was stuck on just hot but this.