1) I'M NOT EXACTLY SURE WHEN THE INCIDENT OCCURRED, SEE #2 AND YOU WILL UNDERSTAND WHY. 2) TODAY I FOUND THAT THERE WAS SOME KIND OF SHORT CIRCUIT IN THE DRIVERS SIDE SEAT. IT LEFT A PEA-SIZED BURN IN THE UPHOLSTERY. LUCKILY, I USE A SMALL DRIVING PILLOW FOR MY LOWER BACK WHICH BORE THE BRUNT OF THE FIRE INSTEAD OF MY BUTT. I HAD FOUND THE PILLOW WAS STUCK TO THE SEAT, AND WHEN I PULLED IT OFF THE BURN WAS REVEALED. THE PILLOW WAS DAMAGED. 3) I HAVE DONE NOTHING TO CORRECT THE FAILURE AS OF YET. I AM RESEARCHING MY OPTIONS TO DETERMINE IF THE MANUFACTURER WILL REPLACE IT FOR ME. *NM