http://www.lincolnsonline.com/tech/00175.html
the way to trouble shoot the blend door is if it stays in hot or ac mode means bad Blend door
How do i replace blend door motor
To replace the lower door hinges on a Lincoln Town Car, new door hinges have to be purchased. This can usually be found at a salvage yard for automobiles. The old hinges have to be cut off with a torch and the new hinges welded on.
To replace the actuator blend door in a 2000 Lincoln LS, first disconnect the battery to avoid any electrical issues. Then, remove the dashboard and the center console to gain access to the HVAC system. Locate the blend door actuator, typically positioned near the heater core, and unbolt it from its mounting. Disconnect the electrical connector, replace the actuator with the new one, and reassemble the dashboard and console.
how to replace a blend door actuator on a 1999 ford ranger
how do you replace a blend air door assembly on a 2000 pontiac bonneville
To replace a blend door on a 1999 Voyager, you will begin by checking which side of the vehicle is not receiving heat. Then, remove the glove box door by squeezing the inside of the door toward the center of the door to access the blend door.
How do you get to the ac actuator door on a 98 Lincoln town car
Remove the dash assembly to gain access to the blend door actuator.
If you do a Google search on Ford Explorer blend door there are lots of articles
You would need to take the door panel off and then remove the three bolts that hold the mirror onto the door.
The BDA is mounted to the top of the plenum between the plenum and the duct work just behind the glove box