How do you get to the ac actuator door on a 98 Lincoln town car
On The AC Case Inside The Dash
It could be the temperature blend door actuator.
expantion valve. this vehical has two
Do you mean for directing airflow to the different vents?
The actuator is on top of the heat/ac "box" under the dash pad. Accessing it is quite a job but is described at this link. For a semi skilled auto technician plan for 4 hours. http://www.lincolnsonline.com/tech/00020.html
heat/ac actuator
The part cost 139.99 from the local auto store.
the actuator door is above the actuator motor which is above the floor vent ducts in the middle of the dashboard at the bottom easy fix on F- 150 on a Expedition you have to remove the middle console first to even get to that section of the dashboard.
You will either have a vacuum leak, a bad controller head or a bad door actuator.......
diagram a\c system 1999 grand marquis online
the blend door actuator has a gear missing teeth an it can't finish the comand