How to wire a camper shell third brake light and interior?
How to wire a camper shell third brake light and interior? For the interior lights, if they are on a switch, you can run a wire from 12 volt hot lead behind the factory 7-Way to the switch and then from the switch to the lights. You could also use the tail light circuit to power these lights if they are not switched. The running lights would have to be on for the lights to operate. Where are the wires for the 3rd brake light? My truck has a wiring set tied to the frame rail between the cab and...