Replacing the door latch is not too difficult, probably easier that replacing the whole door. See the linked pages in this post:
http://newbeetle.org/forums/questio...ms-new-beetle/59654-door-latch-resources.html
You may only need to free up the mechanism and lubricate it.
http://newbeetle.org/forums/questio...ms-new-beetle/59654-door-latch-resources.html
You may only need to free up the mechanism and lubricate it.