I OWN A 2012 4 CYLINDER KIA SORENTO. I BOUGHT IT NEW IN NOV 2011. HAD IT ABOUT 8 MONTHS AND WAS DRIVING UP A HILL WITH TRAFFIC BEHIND ME AND IT JUST STOPPED....HAD TO LET TRAFFIC AROUND ME AND THEN LET OFF BRAKE TO COAST BACK DOWN HILL UNTIL I GOT TO A PLACE I COULD PULL IN. TOOK IT TO LOCAL DEALERSHIP...TRANSMISSION ISSUES-HAD TO GET NEW ONE...DEALERSHIP KEPT IT OVER A WEEK.LESS THAN 2 WEEKS LATER MY HUSBAND WAS DRIVING UP A HILL AND AGAIN SAME TYPE OF PROBLEMS AND WAS TOLD BY DEALERSHIP I NEEDED ANOTHER TRANSMISSION....IT'S BEEN AT DEALERSHIP 1/2 A WEEK AND NOT SURE WHEN I'LL GET IT BACK. *TR