GM Service Manual Online
For 1990-2009 cars only
  1. Unplug the pump reservoir inlet.
  2. Reconnect the return line.
  3. Turn the engine to the OFF position.
  4. Fill the reservoir to the FULL COLD mark. Refer to Checking and Adding Power Steering Fluid .
  5. Bleed the power steering system. Refer to Power Steering System Bleeding .