GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 LeSabre 🢒 Steering 🢒 Power Steering System 🢒 Power Steering Pressure Pipe/Hose Replacement

Removal Procedure
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the steering gear heatshield. Refer to Steering Gear Heat Shield Replacement
  3. Install a drain pan under the vehicle.

    4. Object Number: 460600 Size: SH
  4. Remove the power steering hose retainer (2) from the engine frame at gear.
  5. Remove the power steering pressure hose from the power steering gear.

    6. Object Number: 254768 Size: SH
  6. Remove the power steering pressure hose from the power steering pump.
  7. Remove the power steering pressure hose from the vehicle.

Installation Procedure
  1. Install the power steering pressure hose to the vehicle.

    2. Object Number: 254768 Size: SH

    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.

  2. Install the power steering pressure hose to the power steering pump.

    3. Tighten
    Tighten the power steering pressure hose to the power steering pump to 30 N·m (22 lb ft).


    Object Number: 460600 Size: SH
  3. Install the power steering pressure hose to the power steering gear.

    4. Tighten
    Tighten the power steering pressure hose to the power steering gear to 30 N·m (22 lb ft).

  4. Install the power steering hose retainer (2) to the engine frame.
  5. Install the power steering pressure hose into the power steering hose retainer.
  6. Install the power steering gear heatshield. Refer to Steering Gear Heat Shield Replacement .
  7. Lower the vehicle.
  8. Bleed the power steering system. Refer to Power Steering System Bleeding .