BRAND NEW MAZDA CX5 2DAYS AFTER FIRST USE VEHICLE STARTED BUCKING BADLY. FIRST REPORTED TO DEALER AND COMMENT WAS "IT IS THE DRIVER" NEXT DAY ON PARKWAY WHILE ATTEMPTING TO PASS THE VEHICLE SLIPPED INTO WHAT APPEARED TO BE NEUTRAL NEARLY RESULTING IN LANE CHANGE ACCIDENT,. CAR CONTINUED TO BUCK SLIPPING GEARS IN ROUTINE DRIVING . ON WAY TO RETURN CAR TO DEALERSHIP CAR STARTED TO MOVE AT RED LIGHT AND THEN STOPPED RESULTING IN MINOR REAR END COLLISION.