Steering Pinion Shaft problems of the 2006 Chevrolet Uplander

The contact owns a 2006 Chevrolet Uplander. The contact stated that while driving at any speed, there was a loud clunking noise coming from the front of the vehicle. The failure was recurring the vehicle was taken to the dealer and diagnosed that the intermediate shaft, rack and pinion would need replacing. The vehicle was repaired but the failure recurred. The repair was made three times but to no avail. The manufacturer was contacted and stated that they would be liable for the repairs if they found that the exact same repair was needed to correct the failure. The vehicle was inspected again and the dealer stated that the bushings were what needed to be replaced. The bushings were replaced however, the failure persisted. The manufacturer was notified of the failure multiple times. The approximate failure mileage was 3000.