Steering Wheel Vibrate problems of the 2014 Ford Fiesta

The contact owns a 2014 Ford Fiesta. The contact stated that the hard edge on the trim of the steering wheel would constantly cut the contact¿s hand. Also, the contact mentioned that the steering wheel would vibrate and a buzzing noise emitted from the steering column. In addition, the vehicle failed to shift when in reverse, the vehicle would grind and independently shift in to neutral. The traction control and hill assist also intermittently illuminate while driving. The vehicle was taken to two different dealer, on 5 separate occasions. The technician diagnosed that the power steering module, sensors, nvh tape, steering wheel, steering module, reprogrammed main computer, and air bags were all replaced. A Ford engineer was contacted to diagnose the cause of all these failures. However, all failures except the traction control and hill assist light were not rectified. The vehicle was not repaired. The manufacturer was made aware of the failures. The failure mileage was 2,420.