Floor mode door.
2004 trailblazer mode door actuator replacement.
Heat air conditioning repair manual.
Also you need to check and make sure the replacement actuator is aligned as shown in the repair article.
How to replace the mode actuator on trailblazer by robert moore.
This is connected to a shaft that actually moves the mode door.
Passenger side actuator replacement a tip to fixing it for free.
No parts for vehicles in selected markets.
I have already done a post on how to replace the faulty mode actuator but i did not have a good enough picture to identify all of the actuators on the driver s side of the dash.
Heater blend door actuator connector.
This 2004 chevrolet trailblazer came in with the air flow stuck coming out of the defroster.
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.
I also disconnected the harness from the actuator.
Once the pedal was removed i had a enough clearance to reach up with a 1 4 ratchet and 5 5mm socket to remove two screws from the mode actuator.
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Equip cars trucks suvs with 2004 chevrolet trailblazer a c heater blend door actuator from autozone.
2003 gmc envoy no a c vent control b0263.
And there was a special tool to make it easier to replace the part.
To see that continue reading 2004 chevrolet trailblazer identifying heater a c actuators.
Ok so i have a failing mode door acuator for the 2002 trailblazer ltz.
If you have cold and hot air blowing and you can t get the hot air to stop one of your actua.
That aside while the actuator is being slid into the correct mounting position the black peg on the vehicle gear lever has to be aligned with the notch in the white gear on the actuator.
Notice the gear in the picture.
I could then pull the actuator out.
Your 2009 chevy trailblazer has two mode door actuators one for the front and one for the rear.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
An actuator can go bad in of two ways.