One problem related to power steering pump has been reported for the 2000 Ford F-350. The most recently reported issues are listed below.
Since consumer first owned vehicle steering has been difficult to control during warm or hot weather conditions. Steering becomes more difficult to control when turning and braking at same time. At some points, consumer loses control of power assisted steering when brakes are applied at same time. This problem could be related to power steering pump. Please provide any additional information/attachments.