2014 NISSAN JUKE Power Trainautomatic Transmission Problems

MY JUKE HAS BEEN DECECLERATING WHILE IN HIGHWAY DOING 75MPH AND HAS BEEN JUMPING GEARS WHICH ALL HAD BEEN A PROBLEM SINCE PURCHASING THE CAR AND WAS NOT FOUND UNTIL TODAY THAT THE ENTIRE VALVE BODY CONTROL IN THE TRANSMISSION WHICH CONTROLS CVT NEEDS TO BE REPLACED. THIS IS A SAFETY ISSUE THAT SHOULD HAVE BEEN RECALLED AS MY CAR IS 4 YEARS OLD AND SHOULD NOT HAVE THIS PROBLEM WITH LESS THEN 130000 MILES. I HAD EXTENDED WARRANTY UNTIL 120000 AND CONTINUOUSLY REPORTED THIS TO DEALERSHIP DURING EACH SERVICE WHICH THEY NEVER COULD DIAGNOSE AND FOUND TODAY TELLING ME THE COST TO FIX IT AND REPLACE AND RESOLVE THESE ISSUES IS OVER $1800. MY JUKE HAS HAD SEVERAL PROBLEMS ON TOP OF THESE ISSUES ALL TO DO WITH SAFETY OVER THE YEARS AND SEVERAL SIMILAR COMPLAINTS HAVE BEEN REPORTED AND NOT RECALLED BY NISSAN WHICH IS UNACCEPTABLE, UNSAFE, AND...