The contact owns a 2015 Dodge Dart. The contact stated that while the vehicle was parked, the brake pedal was depressed and the vehicle started rolling forward. The contact depressed the brake pedal more forcefully and shifted the gear shifter into park; however, the vehicle continued rolling forward. The contact then activated the parking brake, and the vehicle stopped. No warning lights were illuminated. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The contact stated that the failure was a persistent failure. During the most recent failure, the vehicle crashed into the gate at the residence before coming to a complete stop. The contact received notification of NHTSA Campaign Number: 25V674000 (Power Train); however, the part to do the recall repair was unavailable. The manufacturer was made aware of the failure, and a case was filed. The failure mileage was unknown.