TL* THE CONTACT RENTED A 2011 CHEVROLET TRAVERSE. THE CONTACT STATED THAT WHILE TRAVELING 60 MPH, THE VEHICLE LOST ACCELERATION POWER, AS WELL AS TRACTION CONTROL. THE VEHICLE WAS ABLE TO BE DRIVEN TO THE DEALER WHERE IT WAS CONFIRMED THAT THE THROTTLE BODY FAILED. THE CONTACT ALSO STATED THAT THE WINDSHIELD WIPERS FAILED DUE TO COLD WEATHER TEMPERATURES. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 47,450 AND THE CURRENT MILEAGE WAS 47,950. THE CONSUMER STATED THE DASH DISPLAYED A MESSAGE THAT SAID TRAK SYS FAILED, SOON FOLLOWED BY ANOTHER MESSAGE INDICATING THE ENGINE POWER HAD BEEN REDUCED. THE VEHICLE WENT FROM 60 MPH TO APPROXIMATELY 20 MPH AND THE ENGINE BEGAN TO SHUDDER WITH A FEELING OF LOSS OF FIRING CYLINDERS, AND LOSS OF VEHICLE STEERING CONTROL. THE CONSUMER CALLED THE RENAL CAR COMPANY, AND HE WAS ADVISED TO SHUT THE VEHICLE OFF, WAIT 15 SECONDS AND RESTART IT. OVER THE NEXT TWO MILES THE CONSUMER COULD NOT GET THE VEHICLE TO GO OVER 15 MPH AND THE TRAK CAME BACK ON WITH THE SHUDDERING OF THE ENGINE.