TL* THE CONTACT OWNED A 2012 JEEP GRAND CHEROKEE. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH, THE MALFUNCTION INDICATOR WARNING SENSOR AND THE ELECTRONIC THROTTLE SENSOR LIGHTS ILLUMINATED AS THE VEHICLE SPEED BEGAN TO DECELERATE. THE CONTACT STOPPED THE VEHICLE AND OPENED THE HOOD WHERE BLACK SMOKE AND FLAMES STARTED TO EMIT FROM THE ENGINE COMPARTMENT. THE FIRE DEPARTMENT EXTINGUISHED THE FLAMES. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 72,000.