The contact owns a 2021 Nissan Sentra. The contact stated while driving 10 MPH, the vehicle lost power steering functionality without warning, causing the steering wheel to become stiff. The vehicle then crashed into another vehicle. No one was injured. A police report was filed. The vehicle was towed to the dealer and the mechanic stated that the axle had fractured causing the failure. the axle was replaced; however, the failure reoccurred. The manufacturer was not contacted. The approximate failure mileage was 25,000.