1999 FORD RANGER. WINDSHIELD WIPERS ACTIVATED FOR NO REASON AND MADE SHORTING SOUND WHEN TURN SIGNAL LEVER WAS USED. 2 DAYS LATER WHILE TRAVELING HOME FROM PA. REAR OF TRUCK CAUGHT FIRE AND IN A MATTER OF 3-4 SECONDS WAS A TOTAL LOSS TRAVELING INTO THE CAB AREA. INTERIOR WAS SO BURNT EVEN THE METAL FOR THE STEERING WHEEL WAS DESTROYED.I BELIEVE THE WAS A SHORT CIRCUIT IN THE WIRING. *TR