All the door wiring goes through the door jam via a sliding loom ( loom slides in and out of the jam with open and closing of the door ). The hole in the body jam has to be elongated slightly for the loom to slide freely. Wiring for the remote control door and trunk latches is located behind a panel in the trunk ( to the left of the hinged battery cover in the pic. All other door wiring goes forward to the under dash fuse panel. I built in 2 safety's for vehicle entry without the remote control. One for - Oh [censored], I locked my keys and remote in the car, and a manual trunk latch entry in case of a dead battery.