The contact owns a 2018 Chrysler Pacifica. The contact stated that while parking, the brake pedal was depressed, but failed to respond. The vehicle lunged forward and struck an unoccupied Honda Pilot. The vehicle lost power but restarted after several attempts. There were no warning lights illuminated. There were no reported injuries, air bag deployment, police report or fire. The vehicle was towed to the local dealer but was not diagnosed or repaired. The manufacturer was notified but no additional assistance was provided. The approximate failure mileage was 67,084.