The contact owns a 2020 Buick Encore GX. The contact stated that while attempting to stop, the brake pedal was depressed and it traveled to the floorboard causing the brakes to fail to stop the vehicle. The contact mentioned that the vehicle crashed into the rear of another vehicle. A police report was not filed. The vehicle was able to be driven to the contact residence however, the brakes failed again. The vehicle was towed to the dealer where the contact was unaware if a diagnostic test was performed. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 45,000.