WHILE ATTEMPTING TO STOP AT A TRAFFIC LIGHT, MY 2002 JEEP GRAND CHEROKEE LIMITED BEGAN UNINTENTIONALLY ACCELERATING. I WAS FORCED TO USE BOTH FEET TO HOLD THE BRAKE DOWN BUT THE JEEP CONTINUED TO SURGE UNTIL I STRUCK A TRUCK IN MY LANE. MY CAR WAS DAMAGED AND SENT TO A COLLISION SHOP FOR REPAIR. THEY ARE ATTEMPTING TO CHECK THE REASON FOR THIS UNINTENDED ACCELERATION. IT APPEARS IT MAY BE ASSOCIATED WITH A FAULTY CRUISE CONTROL MALFUNCTION BUT WE ARE NOT SURE. *TR