It is wired strait to the battery. I went though the rubber grommet in the back then went along the frame all the way to the front. The positive is on the battery and the ground is on a chassis ground next to the batter so the truck sees the power draw and will compensate properly.@Frenchy - how do you have it wired to power?
Do you have a writeup? This is kinda the route i wanna go. It rains too much in WA for me to have to have a door or hood open to air up -imoIt is wired strait to the battery. I went though the rubber grommet in the back then went along the frame all the way to the front. The positive is on the battery and the ground is on a chassis ground next to the batter so the truck sees the power draw and will compensate properly.