Rattle, Clunk, Or Shudder Noise From Power Steering System
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power Steering System Noise Test Procedure (Rattle, Clunk Or Shudder Noise)