Okay, so here we go. I started inside in scoping out what has to be removed to lower the headliner. I recommend before you start, remove the rear seat head rests! It'll help you later on to lower the headliner.
Up Front, you'll need to remove the sunvisors, upper console, and A-pillar grab handles:
On each side, the upper grab handles and the bolt holding the top of the panel between the doors.
On the rear, the rear dome light, and support pins