TL*THE CONTACT OWNS A 2006 LEXUS GS300. WHILE BACKING UP OUT OF A PARKING SPACE, THE CONTACT SHIFTED INTO DRIVE. HE DEPRESSED THE ACCELERATOR PEDAL AND IT EXTENDED TO THE FLOOR AND BECAME STUCK. HE THEN DEPRESSED THE BRAKE PEDAL; HOWEVER, THE VEHICLE CONTINUED TO MOVE BECAUSE THE ACCELERATOR PEDAL WAS STUCK. THE CONTACT CRASHED THROUGH THE FRONT GLASS WINDOW OF A STORE. THE CONTACT AND POSSIBLY ONE OCCUPANT IN THE STORE WERE INJURED. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO VIELE'S AUTOMOTIVE SHOP UNTIL IT CAN BE TOWED TO THE REPAIR SHOP. THE VEHICLE HAS NOT BEEN REPAIRED. THE VIN AND SPEED WERE UNKNOWN. THE FAILURE AND CURRENT MILEAGES WERE 30,000.