NHTSA Complaint #10515563 — 2008 GMC ACADIA

WHILE TRAVELING DOWN THE ROAD AT HIGHWAY SPEEDS, THE VEHICLE LOOSES POWER ON ITS OWN, AND DOWN SHIFTS TO FIRST GEAR AT TIMES, WITHOUT THE ABILITY TO SHIFT INTO HIGHER GEARS. ALSO AT TIMES, YOU PULL UP TO A INTERSECTION, AND THE VEHICLE WILL NOT PULL OFF UNDER ITS OWN POWER. VEHICLE HAS 80,000 MILES ON IT, WITH A 100,000 MILE POWER TRAIN WARRANTY. GM SAYS THE WARRANTY WENT OUT IN OCTOBER OF 2012. THE VEHICLE HAS MULTIPLE HISTORY OF GM REPROGRAMMING THE TRANSMISSION, AND THE VEHICLE HAS BEEN SERVICED REGULAR. *TR