A premium hvac heater blend door actuator replacement for buick rainier 2004 2007 chevrolet trailblazer gmc envoy 2003 2009 isuzu ascender saab oldsmobile 3 7 out of 5 stars 20 19 99.
03 trailblazer mode door actuator replacement.
2003 gmc envoy no a c vent control b0263.
Also you need to check and make sure the replacement actuator is aligned as shown in the repair article.
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.
What seems to be the problem i drive a trail blazer 03.
Auxiliary hvac heater blend or mode door actuator.
Passenger side actuator replacement a tip to fixing it for free.
Notice the gear in the picture.
Free in store or curbside pick up.
I could then pull the actuator out.
The larger white one with the gear teeth attached is for the vent floor door.
This is connected to a shaft that actually moves the mode door.
If you have cold and hot air blowing and you can t get the hot air to stop one of your actua.
Disconnect the wiring harness from the mode door actuator the mode door actuator has a white gear extending from one side and is the lower of the two actuators.
The old actuator on the left and the new one on the right.
The small black one to the left is for the defroster door.
Limited lifetime warranty 115.
How to replace the mode actuator on trailblazer by robert moore.
Four seasons a c heater blend door actuator 73004.
Your 2009 chevy trailblazer has two mode door actuators one for the front and one for the rear.
Now that the actuator is out of the way you can see the two door levers.
Is there a simple method in replacing the mode door actuator in a 2003 chevrolet trailblazer.
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.