The contact owns a 2016 Chevrolet Malibu. The contact stated while driving at an unknown speed, she attempted to depress the brake pedal when the brakes locked and failed without warning. As a result, the contact rear-ended the rear of another vehicle. The contact sustained soreness and the other driver of the other vehicle sustained an injury to the back that required medical attention. A police report was filed. The contact was able to drive the vehicle to her place of residence. The contact scheduled an appointment with an independent mechanic. The dealer was not notified. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and the contact was informed that information will be sent but no further assistance was provided. The failure mileage was approximately 110,000.