I TURNED MY CAR ON AND HAD BOTH THE FRONT AND REAR DEFROST. I SMELLED SOMETHING FUNNY, SO I TURNED THE CAR OFF TO INVESTIGATE. I DIDN'T SEE ANYTHING SO TURNED THE CAR BACK ON AND PULLED BACK INTO THE DRIVEWAY AND TURNED IT OFF. WITHIN A MINUTE OR TWO, THE ENTIRE BACK DRIVER- SIDE DOOR WAS IN FLAMES. I HAD TO USE A FIRE EXTINGUISHER TO GET RID OF THE FIRE. WHEN THE MECHANIC LOOKED AT IT, HE SAID HE HAD NEVER SEEN ANYTHING LIKE THAT AND GUESSED IT MAY HAVE BEEN THE CIRCUIT TO THE DEFROSTER AND IF I HAD NOT OF GOTTEN OUT OF THE CAR AND TURNED IT OFF, I COULD HAVE BEEN SERIOUSLY INJURED OR DIED BECAUSE THE CAR CAUGHT SO QUICKLY.