GM Service Manual Online
For 1990-2009 cars only

Possible Cause

Correction

The fluid level is low.

  1. Add power steering fluid, as needed. Refer to Checking and Adding Power Steering Fluid .
  2. Inspect the system for leaks. Refer to External Leakage Check

Air is present in the fluid.

The pressure hose connection is poor.

  1. Tighten the connector.
  2. Bleed the system. Refer to Power Steering System Bleeding .