No
no
how to remove the door panel on a 1992 mercury cougar
nope. you get them custom. search lambo door kit
The door lock, on your 1999 Mercury cougar, can be replaced by removing the inside door panel. The locking mechanism is easily visible and can be changed.
With your mouth.
The 1996 Mercury Cougar door panel is held in place by eight retaining clips into screws. Remove the screws. Pry outward on each retaining clip.
You can find a front door latch assembly diagram, for your 1996, Mercury Cougar from the manufacturer website. Many auto-parts websites will have the diagram.
Adjust the striker if door otherwise aligned ok.
It is possible that the headlight door wiring is degraded to the point of not working. After nearly 50 years, it could be time to replace the wiring harness.
put the key in the door and turn it to unlock
A button inside the glove box.