most new rigs now days have a battery disconnect bumper pulls tend to put it on the frame close to the batteries I don't know about a popup but someone on the forum will know. Its used to take the batteries out of the system.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho