One problem related to steering is tight has been reported for the 2003 Mercedes Benz ML350. The most recently reported issues are listed below.
The contact owns a 2003 Mercedes Benz Ml350. The contact stated that the steering wheel seized. The vehicle was taken to an independent mechanic who replaced the power steering pump assembly twice but the failure recurred. The steering wheel was extremely tight and the vehicle was taken back to the independent mechanic. The approximate failure mileage was 99,000.