Visual/Physical Inspection

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Inspect for aftermarket devices which could affect the operation of the power steering system.
Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
Inspect the power steering reservoir for the proper power steering fluid level and condition.

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

Power Steering Fluid Leaks
Rattle, Clunk, or Shudder Noise from the Power Steering System
Whine or Growl Noise from the Power Steering System
Steering Effort Hard in One or Both Directions
Steering Effort Too Easy in One or Both Directions