CONSUMER HAS REPORTED 5 TIMES TO DEALER THAT THE VEHICLE JERKED FORWARD, AND THERE WAS NO CONTROL OVER IT. ON 02-21-01, VEHICLE KEPT JERKING FORWARD WITH FOOT ON BRAKE, IT WAS VIBRATING. EVEN IN PARK VEHICLE KEPT DOING IT. IT WAS SO STRONG THAT LAP SEAT BACK WAS SO TIGHT THAT IT BRUISED AND INJURED CONSUMER'S WAIST. MOTION OF VEHICLE CAUSED A SPRAIN ANKLE WHILE TRYING TO HOLD BRAKE DOWN. DEALER CAN'T DUPLICATE PROBLEM, AND CAN'T FIND A REMEDY. *AK *SLC