OUR 2015 GRAND CHEROKEE WAS PARKED IN A STORE PARKING LOT, IN PARK BUT RUNNING. THE SHIFT INDICATOR SHOWED IT IN PARK WHEN MY FIANC EXITED THE JEEP SHE WENT INTO THE STORE,SOMEONE CAME IN AND INDICATED THAT THE JEEP WAS GOING CRAZY. THE JEEP HAD SHIFTED ITSELF INTO REVERSE, DROVE AROUND THE PARKING LOT TWICE AND FINALLY CRASHED INTO A TREE. CALLS TO FIAT/CHRYSLER HAVE BEEN LESS THAN HELPFUL BUT THEY HAVE TOLD US THAT AN INSPECTOR WILL BE COMING TO LOOK AT THE JEEP AND NOT TO DRIVE IT IN THE MEAN TIME. THIS IS A PROBLEM THAT FIAT/CHRYSLER IS AWARE OF SINCE THERE IS AN OPEN RECALL DEALING WITH THIS ISSUE BUT UNFORTUNATELY THEY WON'T PAY FOR A RENTAL OR PROVIDE A LOANER VEHICLE WHILE WE WAIT FOR AN INVESTIGATOR TO LOOK OVER THE JEEP.