The contact owned a 2021 Volvo XC60. The contact stated that while driving approximately 25 mph, the vehicle suddenly began to accelerate and the brakes failed to stop. The vehicle crashed into a nearby fence causing the vehicle to flip. The air bags did deploy. The contact received injuries to their right shoulder and left knee. Medical attention was needed. A police report was filed. The vehicle was towed and had not been deemed totaled as of yet however, damage to the vehicle would be considered unrepairable. The dealer was informed of the incident however they were unable to assist. The manufacturer was not made aware of the failure. The approximate failure mileage was unknown.