WHILE DRIVING 35 MPH IN SEVERE COLD WEATHER BRAKE PEDAL COMMENCED TO MAKE A POPPING NOISE WHILE BRAKING. VEHICLE LOST BRAKING AND REAR ENDED ANOTHER VEHICLE IN FRONT. UPON IMPACT, NEITHER FRONTAL AIR BAG DEPLOYED. DEALER AND MANUFACTURER WERE NOTIFIED. *AK THE CONSUMER STATED THE VEHICLE WAS TOTALED. UPDATED 12/12/07