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.
Trailblazer mode door replacement.
I thought that there was a service bullitin covering this.
Your 2009 chevy trailblazer has two mode door actuators one for the front and one for the rear.
Passenger side actuator replacement a tip to fixing it for free.
And there was a special tool to make it easier to replace the part.
Corrects mode door malfunction caused by a failed actuator.
Any need for a tech ii to do any reprogramming or is it a simple swap.
Chevy trailblazer ss forum.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
Ok so i have a failing mode door acuator for the 2002 trailblazer ltz.
Notice the gear in the picture.
To replace the front you need to remove the lower sound insulator.
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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.
To replace the rear you need to remove the center console.
If you have cold and hot air blowing and you can t get the hot air to stop one of your actua.
An actuator can go bad in of two ways.
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.
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.
I could then pull the actuator out.
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.
A forum for all things trailblazer ss including mileage horsepower transmissions interior mods tires and more.