hello so i've com across a new problem with my truck. At start up everything is normal but when you shift it into drive or reverse the engine idles up by itself. now this may not seem to bad but let me tell you i can barely keep the truck from driving away with two feet on the brakes has anybody had this problem 2005 2500 rebuilt motor, freshened up trans, edge evolution, billet flexplate, triple lock converter, 4"exhaust intake, aluminum rad, gauges, trans cooler the list goes on for addons but nothing that could cause this please help i've had to park it again