I WAS DRIVING ON A HIGHWAY WHEN I SMELLED SMOKE AND WITHIN SECONDS THE BACK OF MY CAR WAS ENGULFED IN BLACK SMOKE. I WAS ABLE TO GET IN THE BREAKDOWN LANE AND OPEN THE TRUNK WHERE I SAW A FIRE IN THE TRUNK. I SHUT THE TRUNK AND RAN AND THE CAR BLEW UP TWO TIMES. 4 MONTHS PREVIOUS TO THIS THE LOCAL BMW DEALERSHIP CHANGED MY BATTERY WHICH IS IN THE BACK AND THE FIRE DEPARTMENT STATED IT WAS PROBABLY SOMETHING ELECTRICAL WITH THE BATTERY (IN THE TRUNK) THAT STARTED THE FIRE. IT APPEARS THERE HAVE BEEN RECALLS WITH THIS SORT OF ISSUE, NOT SO MUCH AS WHEN DRIVING, BUT I THINK MAYBE MY CAR SHOULD HAVE BEEN INCLUDED IN A RECALL. THERE WAS ALMOST NOTHING LEFT TO THE CAR, THAT IS HOW QUICK THE FIRE HAPPENED. *TR