DRIVING ON I-75 OUTSIDE OF DETROIT WHEN ENGINE SUDDENLY CAUGHT ON FIRE AND BURNED ENGINE COMPARTMENT AND FRONT SEATING AREA. CAR HAS ONLY 4,000 AND HAS ONLY DRIVEN IN METRO AREA SINCE PURCHASED A FEW MONTHS AGO. OUR LIVES WERE ENDANGER AND SAVED WITH THE HELP OF OTHER MOTORISTS UNTIL FIRE DEPARTMENT ARRIVED. FREEWAY WAS CLOSED AND INCIDENT ON TV THAT NIGHT. .