GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 509571  Size: SH
  1. Disconnect the return hose (2) from the reservoir (1).
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Disconnect the return hose (2) from the cooler pipe assembly (3).

Installation Procedure


    Object Number: 509571  Size: SH
  1. Connect the return hose (2) to the cooler pipe assembly (3).
  2. Lower the vehicle.
  3. Connect the return hose (2) to the reservoir (1).
  4. Bleed the air from the power steering system. Refer to Power Steering System Bleeding .
  5. Inspect the power steering system for leaks.