There are two style of blend doors one of them is right on top of the heater plenum. Here is a guide that will show you how to do it with diagrams below to show you on your car.
https://www.2carpros.com/articles/replace-blend-door-motor
TEMPERATURE BLEND DOOR ACTUATOR
Removal
Disconnect negative battery cable. Remove instrument panel. See INSTRUMENT PANEL. Remove 4 temperature blend door actuator screws. Remove actuator from top of evaporator case.
(DIAGRAM BELOW)
1 18471 Heater Air Plenum Chamber
2 18A317 Vacuum Control Motor
3 18C433 Heater Outlet Floor Duct
4 389975-S2 Nuts
5 18A478 Windshield Defroster Door
6 - Windshield Defroster Door Crank Arm
Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
Aug 31, 2017 at 2:33 PM