TL* THE CONTACT OWNS A 2020 FORD F-150. THE CONTACT STATED THAT WHILE THE VEHICLE SHUT OFF AND IN THE PARK POSITION IT SUDDENLY ROLLED DOWN A SLIGHT INCLINE BEFORE CRASHING INTO A SECOND VEHICLE. THE VEHICLE WAS DRIVEN TO THE LOCAL DEALER DIERS FORD LOCATED AT 2445 N BROAD ST, FREMONT, NE 68025 WHO WAS UNABLE TO DUPLICATE THE FAILURE AND NO PROBLEM WAS FOUND. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 28,000. *BF*DT