WHILE DRIVING, DOORS LOCKED DOWN AND INTERIOR LIGHTS CAME ON. WHEN TRYING TO TURN OFF INERIOR LIGHTS, CONTROL SWITCH SUNK/MELTED INTO DASH. DASH ABLAZE WITHIN 2 TO 3 MINUTES, ENTIRE VEHICLE ENGULFED 3 TO 4 MINUTES LATER. ESCAPED THROUGH OPEN WINDOW. VERY UNSAFE.