GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 604069  Size: SH
  1. Place a drain pan under the vehicle.
  2. Disconnect the power steering return hose (1) from the power steering cooler.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  4. Object Number: 604075  Size: SH
  5. Remove the power steering return hose retaining bolt at the crossmember (1).
  6. Remove the power steering return hose from the clip (2) at the side of the frame rail.
  7. Remove the power steering return hose from the power steering gear.
  8. Remove the power steering return hose from the vehicle.

Installation Procedure


    Object Number: 604075  Size: SH
  1. Install the power steering return hose to the vehicle.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the power steering return hose to the power steering gear.
  4. Tighten
    Tighten the power steering hose at the power steering gear to 27 N·m (20 lb ft).

  5. Install the power steering return hose into the retaining clip (2) at the side frame rail.
  6. Install the power steering return hose retainer (1) to the front crossmember.
  7. Tighten
    Tighten the power steering return hose retainer to 17 N·m (13 lb ft).

  8. Lower the vehicle.

  9. Object Number: 604069  Size: SH
  10. Install the power steering return hose (1) to the power steering cooler.
  11. Bleed the power steering system. Refer to Power Steering System Bleeding .
  12. Inspect the power steering system for leaks.