batteries died

So basically ive nothing but problems with my duramax just out of the blue. First of all the batteries started dying and wouldnt hold a charge so after i figured out what was draining it, (a broken usb port i added, wouldnt turn off after shutting the truck off and was always giving constant...

Hey everyone, I have an 08 GMC 2500HD Duramax and my roof lights won’t turn off, haven’t checked much as of now, but I’d also love other ideas on how to fix this

My wife has my truck in Georgia and I'm in Texas...I know that is the first problem. She left the truck sitting for a couple weeks with radar detector and gps plugged in and killed the batteries. She got it jump started and it is running but the edge display says zero external memory or...