1989 Volkswagen Jetta drivers side door panel remove

Remove the window regulator handle.
Remove the arm rest.
Remove the door lock knob.
Remove the inner door handle cover.
Using a flat prytool, gently separate the door trim panel clips from the door.
Lift the panel to remove it and disconnect the speaker or mirror wires as required.

To install:

Make sure the sheet of plastic behind the panel is properly sealed against the metal to keep drafts out of the interior.
Place the door trim panel into position on the door.
Apply pressure to the trim panel in the areas where the trim panel clips attach to the door.
Install the inner door handle cover, door lock knob and the arm rest.