2006 chevy trailblazer front vents not blowing air out of the 4 dashboard vents when the control knob is turned to front vent setting.
2005 trailblazer floor to dash vent mode actuator.
But which is it im comf.
It s in floor mode.
I have determined it is the mode door actuator.
A forum for all things trailblazer ss including mileage horsepower.
It blows out the floor vent and the defroster vent.
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Heater control actuator regulates flow of hot air when heater is engaged.
Changed my battery and some relays on my 2005 chevy trailblazer lt.
Lower the panel and remove it.
And floor i was told it is a faulty blend door actuator or a mode door actuator.
But having had a look it doesn t seem to be.
There is steady knocking in my dash actuator.
I m attempting to repair the mode actuator itself.
I knew it had to do with the hvac so i tried changing settings on my digital hvac controls.
Chevy trailblazer ss forum.
I took the dash out and found the flap actuators.
2005 obw dyi hvac vent mode actuator repair.
I have the new part which includes a motor a bracket and cam type hub assembly that operates the levers for 3 different.
Mode actuator determines where the air will blow out of such as the floor vents the top vents or the defrosting vents that blow onto your windows and windshield.
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The air won t blow out the dash vents.
The gear was broken and the shaft was tuning in the gear instead of moving the hub.
I have a 2005 chevy trailblazer.
Posted by ross schneider on mar 20 2012.
The airconditioner will only blow air through defrost and floor vents.
Follow the floor duct to the heating ventilation and air conditioning case.
The air blows cold but it is only coming out at the feet side vents and defrost.
I am getting air out of the floor and defrost vents but when the mode is set for the answered by a verified chevy mechanic.
Might need to compare to another 05 with the automatic hvac.
How to replace the mode actuator on trailblazer by robert moore.
I ve tried to recalibrate by taking out the fuse waiting a couple minutes putting the fuse back in turning the car to run letting it go through its motions but that didn t work.
I think its the mode actuator.
The air only blows out of defrost n floor vents.
Blend actuator helps combined cool and warm air to produce the proper desired temperature.
Recently my front vents stopped working on my 2004 chevy trailblazer.
Remove the screws that secure the lower sound insulator to the driver side dash using a socket and ratchet.
