NHTSA Complaint #11100459 — 2014 KIA CADENZA

WHEN TRAVELING ABOVE 25 MPH , WHEN I TAKE MY FOOT OFF THE GAS PEDAL IN ANTICIPATION OF AN UPCOMING RED TRAFFIC SIGNAL OR ON THE HIGHWAY DOING 55 OR SO AND SEEING TRAFFIC COMING TO A HALT AHEAD, FOOT OFF THE GAS PEDAL ENGINE KEEPS GOING, WILL NOT THROTTLE DOWN TO NEAR IDLE. ,ITS AS IF THE GAS PEDAL IS STUCK . AT THIS POINT I HAVE TO REALLY BRAKE HARD TO SLOW THE CAR DOWN, IT IS DANGEROUS, ESPECIALLY AT HIGHWAY SPEEDS..EVENTUALLY AS THE CAR SLOWS TO A CRAWL THE TACHOMETER EVENTUALLY SHOWS THE ENGINE IS DOWN TO IDLE SPEED., AND THE ENGINE STOPS PULLING ON ITS OWN..MY OTHER ISSUE INVOLVES THE TRANSMISSION DOWNSHIFTING TO A LOWER GEAR AND SLOWING THE CAR DOWN, I HAVE NO ISSUES WHEN ACCELERATING, ONLY WHEN I TALE MY FOOT OFF OF THE ACCELERATOR,MY KIA DEALER CANNOT DUPLICATE PROBLEM EVEN AFTER SEVERAL VISITS..I HAVE MADE A SHORT VIDEO OF THE SPEEDOMETER AND TACHOMETER, AND IT CLEARLY SHOWS THE THE CAR GOING ON ITS OWN, WHILE MY FOOT IS OFF THE GAS PEDAL.