DIESEL L5P 2017-CURRENT. WHEN HAVING THE ENGINE BLOCK HEATER PLUGGED IN, I HAVE SEEN MULTIPLE TRUCKS BURN DOWN FROM HAVING A SHORT SOMEWHERE. I HAVE ALSO SEEN THE CORD FOR THE ENGINE BLOCK HEATER RUB AGAINST THE WIRING HARNESS AND RUB THE INSULATION OFF EXPOSING THE BARE WIRE. I BELIEVE WHEN THIS HAPPENS, AN ELECTRICAL ARCH JUMPS FROM THE WIRE TO GROUND A STARTING A FIRE. PLEASE INVESTIGATE ENGINE BLOCK HEATER CORD AND IT RUBBING AGAINST SHARP EDGES EXPOSING BARE WIRE.