2010 MACK GU Engine Problems

TL* THE CONTACT OWNS A 2010 MACK TRUCK GU712. THE DRIVER WAS TRAVELING 30 MPH AND ATTEMPTED TO DECELERATE WHEN THE VEHICLE SUDDENLY ACCELERATED. THE DRIVER WAS ABLE TO APPLY THE BRAKES AND MAINTAIN CONTROL OF THE VEHICLE. THE ENGINE RPMS INCREASED 12000-17000, AND CONTINUED TO INCREASE WHEN THE ENGINE WAS SHUT OFF. THE CERTIFIED MECHANIC INSPECTED THE TRUCK AND REPLACED THE THROTTLE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WAS 9,015. UPDATED 05/12/14*LJ THE CONSUMER STATED WHILE IN OPERATION, THE UNIT WAS ABNORMALLY HARD TO MAINTAIN. WHEN HE PROCEEDED FROM A STOP, THE THROTTLE WAS ABOVE IDLE. THE CONSUMER WAS INFORMED THE THROTTLE WAS DEFECTIVE.