GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Enclave 🢒 Engine 🢒 Engine Mechanical - 2.8L, 3.0L, 3.2L, or 3.6L 🢒 Power Steering Pump Replacement

Removal Procedure
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.
  2. Remove as much power steering fluid from the remote power steering fluid reservoir as possible.
  3. Place drain pans under the vehicle as needed.
  4. Remove the drive belt. Refer to Drive Belt Replacement.
  5. Remove the steering gear heat shield. Refer to Steering Gear Heat Shield Replacement.
  6. Remove the right side catalytic convertor. Refer to Catalytic Converter Replacement - Right Side.

    7. Object Number: 1856746 Size: SH
  7. Disconnect the power steering fluid reservoir outlet hose (1) from the power steering pump.

    8. Object Number: 1856747 Size: SH
  8. Disconnect the power steering gear inlet hose (1) from the power steering pump.

    9. Object Number: 1856749 Size: SH
  9. Remove the power steering pump bolts (2).
  10. Remove the power steering pump (1) from the vehicle.
  11. Transfer any parts as needed.

Installation Procedure

    Object Number: 1856749 Size: SH
  1. Install the power steering pump (1) to the vehicle.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the power steering pump bolts (2) and tighten to 50 N·m (37 lb ft).

    3. Object Number: 1856747 Size: SH
  3. Connect the power steering gear inlet hose fitting (1) to the power steering pump and tighten to 27 N·m (20 lb ft).

    4. Object Number: 1856746 Size: SH
  4. Connect the power steering fluid reservoir outlet hose (1) to the power steering pump.
  5. Clean any excess fluid from the vehicle and remove the drain pans.
  6. Install the right side catalytic convertor. Refer to Catalytic Converter Replacement - Right Side.
  7. Install the steering gear heat shield. Refer to Steering Gear Heat Shield Replacement.
  8. Install the drive belt. Refer to Drive Belt Replacement.
  9. Fill and bleed the power steering system. Refer to Power Steering System Bleeding.
  10. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement.