WHEN SLAMMING ON THE BRAKES TO STOP IN AN EMERGENCY, BRAKE PEDAL WENT TO THE FLOOR, RESULTING IN EXTENDED STOPPING DISTANCE, AND THE VEHICLE CRASHED INTO THE REAR END OF VEHICLE IN FRONT. THERE WAS NO DEPLOYMENT OF THE DRIVER'S SIDE OR PASSENGER'S SIDE AIR BAGS. OWNER WAITING FOR HELP FROM CHRYSLER ABOUT THE CRASH. PRIOR TO CRASH BRAKE SERVICE LIGHT CAN ON AND DEALER TURNED IT OFF AND SAID NOTHING WAS WRONG. *AK