DRIVING DOWN THE HIGHWAY WHEN MY 2014 KIA OPTIMA STARTED TO MAKE A KNOCKING SOUND WITH SMOKE COMING FROM ENGINE. PULLED OVER AND TURNED VEHICLE OFF AND NOT LONG AFTER ENGINE CAUGHT ON FIRE. MY CAR WAS A TOTAL LOSS. FOUND OUT AFTER THE FACT THAT CAR HAD RECALL ON IT. CONTACTED KIA CONSUMER AFFAIRS AND THEY DID NOTHING TO EXPLAIN WHY THIS WOULD HAVE HAPPENED. * (RECALL RELATED INCIDENT) TS