Power Steering Pump problems of the 2006 Mercedes Benz R350

The contact owns a 2006 Mercedes Benz R350. While driving approximately 15 mph, the steering wheel seized without warning. The vehicle was taken to a dealer where it was diagnosed that the steering pump needed to be replaced. The vehicle was repaired however, the failure recurred. In addition, the contact stated that when the vehicle was serviced, the technician stated that the transmission valve body needed to be replaced. The vehicle was repaired. The failure recurred. The manufacturer was notified of the failure. The failure mileage was 44,000.