To replace the front you need to remove the lower sound insulator.
Trailblazer mode door replacement.
I also disconnected the harness from the actuator.
These original equipment hvac mode door actuators are gm recommended replacements for your vehicle s original components and have been manufactured to fit your gm vehicle providing the same performance durability and service life you expect from general motors.
And there was a special tool to make it easier to replace the part.
Ok so i have a failing mode door acuator for the 2002 trailblazer ltz.
I could then pull the actuator out.
2008 trailblazer how to replace mode door actuators with automatic climate control answered by a verified chevy mechanic we use cookies to give you the best possible experience on our website.
The dealer diaged it as the mode door actuator anyone have info on how to get to it in the center console and replace it.
Your 2009 chevy trailblazer has two mode door actuators one for the front and one for the rear.
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.
An actuator can go bad in of two ways.
Any need for a tech ii to do any reprogramming or is it a simple swap.
If you have cold and hot air blowing and you can t get the hot air to stop one of your actua.
How to replace the mode actuator on trailblazer by robert moore.
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.
A forum for all things trailblazer ss including mileage horsepower transmissions interior mods tires and more.
Passenger side actuator replacement a tip to fixing it for free.
Chevy trailblazer ss forum.
To replace the rear you need to remove the center console.
H read more.
I thought that there was a service bullitin covering this.
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Notice the gear in the picture.