I PURCHASED MY FIRST NEW CAR IN 2011 AND THE FIRST YEAR WENT GREAT THEN EVERYTHING CHANGED AFTER THAT. THE CAR WOULD IDLE A LOT HIGHER THEN IT STARTED JERKING WHEN I DECELERATED AND ACCELERATED LIKE IT HAD A HARD TIME SHIFTING INTO GEARS. TOOK IT TO THE DEALER IN KALAMAZOO AND THEY RAN A DIAGNOSTIC AND CAME BACK WITH NOTHING. THEY EVEN KEPT IT FOR 3 WEEKS AND WEREN'T ABLE TO RECREATE IT THEN AS SOON AS I GOT IT ACTED UP. THEN SHORTLY AFTER THAT THE CAR WOULDN'T SHIFT GEARS UNTIL IT REACHED ABOUT 3000 TO 3500 RPMS ALONG WITH LAG IN ACCELERATION WHEN STEPPED ON THE GAS PEDAL. THIS ONLY HAPPENS PERIODICALLY. THIS HAS BEEN SOO FRUSTRATING AND I'M DISAPPOINT IN CHEVY AT THE MOMENT AND I QUESTION ON BUYING A NEW ONE IN THE FUTURE. *TR