www.autozone.com has this info in their Repair Info section.
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.
I'm almost positive it is a electric fuel pump and the gas tank will have to come off to have access of the top of the tank to unscrew the pump assembly from the top of the tank.
You have to replace the entire headlight assembly not just the cover.
Yes.
they are part of the hub assembly
Location of fuel pump relay 1996 Buick Lesabre
Solenoid going bad remove and replace starter assembly.
The fuel pump relay on a 1996 Buick LeSabre can be found underneath the hood. The fuse will be in the fuse box.
It is a picture showing a complete assembly of the regulator. Its main purpose is to control movements of the window.
the LeSabre has a timing CHAIN. It does not need to be replaced. (unless you broke it :)
no.
You may replace the bushings by pressing them out or replace the knuckle assembly. Pressing out the old bushings and replacing them is the least expensive option.