The heat controls seem to work fine but no cold air.
Trailblazer blend door replacement.
Labor costs are estimated between 519 and 655 while parts are priced at 107.
I just replaced the blend door mode actuator which did fix the problem the direction the vents blow but the driver side vents are still blowing warm air.
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.
Are there issues with switching the direction the air blows.
To replace the rear you need to remove the center console.
Is your rear ac not getting hot or cold and making clicking noises.
To replace the front you need to remove the lower sound insulator.
Are read more.
Your 2009 chevy trailblazer has two mode door actuators one for the front and one for the rear.
The average cost for a chevrolet trailblazer hvac blend door actuator replacement is between 627 and 762.
I have a 2002 chevrolet trailblazer ext.
Passenger side actuator replacement a tip to fixing it for free.
You may need to replace your.
Aux or mode door controls which vents the air comes out of.
Or blend door controls the blend of hot and cold air.
Four seasons click info button for alternate oem part numbers air door actuator.
An actuator can go bad in of two ways.