2010 TOYOTA PRIUS LOSES BRAKE RESPONSE COMPLETELY AFTER HITTING ANY MEDIUM SIZED OR LARGER BUMP. HAPPENS AT LEAST TWICE A WEEK AND HAS RESULTED IN SLIDING AND HITTING A CURB ONCE. CAR IS UNSAFE TO DRIVE. TOOK CAR TO TOYOTA DEALER AND WAS TOLD "THERE IS NO FIX FOR THIS ISSUE AT THIS TIME" I WAS GIVEN THE TOYOTA CUSTOMER EXPERIENCE PHONE NUMBER AND WHEN I CALLED I WAS GREETED WITH A RECORDED VOICE SAYING "WE CANNOT TAKE YOUR CALL AT THIS TIME" "IF YOU NEED TO SPEAK TO A REPRESENTATIVE CALL BACK LATER" AND THEN HUNG UP ON. *CN