TL* THE CONTACT OWNS A 2015 FORD C-MAX. THE CONTACT STATED THAT WHILE DRIVING IN NON-ECO MODE, THE VEHICLE FAILED TO MAINTAIN HIGHWAY SPEEDS AND DECELERATED INDEPENDENTLY. THE VEHICLE WAS TAKEN TO THE LOCAL DEALER ORIGIN LOCATED AT 6400 N 51ST AVE, GLENDALE, AZ 85301, AND WAS DIAGNOSED WITH A DEFECTIVE TRANSMISSION. THE CONTACT WAS INFORMED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED BUT NO ASSISTANCE WAS OFFERED. THE FAILURE MILEAGE WAS 55,000. *BF*JB