Questions & Answers for: 2004 chevy silverado blend door actuator

2004 Chevy Silverado Heater blows cool air My heater will heat for a minute but then goes back to blowing cooler air. Initially I checked my radiator fluid level and had to fill it up. The level of ...

...2004 chevy 3500 silverado passenger side blows hot GM has a known problem with the electric actuators that operate the blend and temperature doors in the HVAC system. There are 4 or 5 of these in the ...

...chevy silverado 2500 HD Hello! The Blend Door Actuator is defective..Dorman part # 604121...Cost around $50...Located on the lower left side of the Hvac assembly...Behind and below the drivers side ...

2004 chevy k2500 no air out of defrost vents, temp controls work fine cannot direct air to defrost vent You may have a problem or bad connection in the a/c-heat control unit I'd remove that and ...

2004 chevy silverado z71 Yes it is most likely a vacuum actuator there are more then one . They open and close little doors in the ducts to deriect air flow inside the ducts . They are not easy to get

2004 Chevy Silverado Diesel Pick Up If it has dual zone temp. control it is most likely the heater control panel.  Your driver side blend door actuator has most likely failed. I don't believe you

2004 Chevy Silverado A/C problems I have a 04 chevy silverado 1500 ext cab and I have 2 issues here. The first one is what is the actuator called that controls the airflow (like defrost to feet). I ...

where is the vacum hose for the defroster switch located The blend doors are NOT controlled by vacuum. They are controlled by electric mode door actuators.

2004 chevy Silverado with a slide bar manual dual control module heat /air, the drivers side blows cold and the passenger side blows hot, any suggestions Slide control obviously not working. Possible ...