upfitter package

I’m really confuse with what’s going on with my aux switches. I read the threads about the difference from 2019 to 2020 and the ground issue (like no ground) on the 43 pin connector. So I abandoned using switch 1 and decided to just hook up my air lift compressor to switch 3 and use the 6-pin...

Hey guys, wanted to introduce myself and give you guys a quick run down of my recent purchase and what my plans are. Thanks in advance for any help with questions I have right now and I’m sure there will be many more. 2018 extended 350 Dual battery with 250amp alt Full window XLT Rv upfitter...