I REPLACED THE FACTORY GRILLS WITH "STULL" GRILLS. I BOUGHT AFTER MARKET FOG LIGHTS. THEY ARE WIRED INTO THE ORG FAC WIRING AND MOUNTED ON THE LOWER BUMPER. THEY QUIT WORKING. THERE IS POWER TO THE LIGHTS. IS THIS NORMAL? WHEN YOU TURN THEM ON THE LIGHT SWITCH GROUNDS TO TURN THEM ON? I NOTICED THE AREA AROUND THE LIGHT SWITCH WAS GETTING VERY WARM, ALMOST HOT TO TOUCH. IS THIS NORMAL? I SUSPECT FAULTY SWITCH? ANY ANSWERES. 99 3/4 4x4.