The contact owns a 2023 Jeep Grand Cherokee. The contact stated that while driving at an undisclosed speed searching for a parking spot, the brake pedal was depressed; however, the vehicle failed to stop as intended. The contact stated that the brake pedal was depressed to the floorboard; however, the vehicle crashed into three unoccupied parked vehicles. The contact stated that the vehicle crashed into the passenger’s side of one vehicle and sideswiped the front passenger's side of another vehicle and sideswiped the front driver's side of the third vehicle. The vehicle was towed to a local collision center. No injuries were sustained. A Police report was filed. The vehicle was later towed to the dealer for a diagnostic test; however, the diagnostic test was inconclusive. In addition, there was an unknown error message temporarily displayed. The manufacturer was not made aware of the failure. The failure mileage was approximately 35,000.