The contact's father owns a 2013 Chevrolet Blazer. The contact stated that while his father was driving at approximately 40 MPH straight forward, the brake pedal was depressed, and it traveled to the floorboard. Then, the brake pedal was lifted, and the brake pedal traveled a second time to the floorboard. The vehicle did not slow down as intended, and the vehicle crashed into the rear of another vehicle. The air bag did not deploy, and no warning lights illuminated. The contact's father sustained a facial bruise. Medical attention was not needed. A police report was filed. The vehicle was towed to a lot where it was pending an inspection from the insurance company. The manufacturer was not notified of the failure. The failure mileage was 34,000.