<strong>Yahoo Message Number: 114305</strong>HI, JUST GOT OUR 2018 SILVERADO 4 WD TO FLAT TOW, WE MUST DISCONNECT GROUND WIRE FROM BATTERY. I WANT TO INSTALL A DISCONECT ON THE CABLE, REMOTE HAS ANYONE DID THIS AND WHAT SIZE CONTACTOR WAS USED.CHARLES 5886 2000 MAGNA THANKS