TL* THE CONTACT OWNS A 2009 BUICK LUCERNE. THE CONTACT STATED THAT WHILE HIS GIRLFRIEND WAS DRIVING AT AN UNKNOWN RATE OF SPEED UPON EXITING A HIGHWAY, THE VEHICLE HAD SHUT OFF WITHOUT WARNING. SHE WAS ABLE TO PULL THE VEHICLE OVER AND RESTART THE VEHICLE. AS THE CONTACT'S GIRLFRIEND PROCEEDED TO DRIVE, SHE INITIALLY SMELLED SMOKE COMING FROM THE VEHICLE; SHE THEN SAW A FLAME IGNITE FROM THE BOTTOM REAR PASSENGER SEAT. SHE STATED THAT SHE WAS INITIALLY UNABLE TO UNLOCK THE DOORS OR ROLL DOWN THE DRIVER SIDE WINDOW; AFTER A SECOND ATTEMPT, SHE WAS ABLE TO ROLL DOWN THE DRIVER SIDE WINDOW AND EXITED THE VEHICLE. A FELLOW MOTORIST SAW THE SITUATION AND CALLED THE FIRE DEPARTMENT. THE FIRE DEPARTMENT ARRIVED AND EXTINGUISHED THE FIRE. A FIRE REPORT WAS FILED AND NO INJURIES WERE REPORTED AS A RESULT OF THE FIRE. THE VEHICLE WAS DESTROYED AT THE SCENE AND WAS TOWED TO AN INDEPENDENT JUNK YARD. THE CONTACT CALLED PENSKE BUICK GMC(100 S MUSEUM RD, SHILLINGTON, PA 19607) WHERE HE WAS INFORMED THAT THERE WERE NO RECALLS ON THE VEHICLE. THE MANUFACTURER HAD YET TO BE NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 88,000.