GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2004 🢒 Regal 🢒 Engine 🢒 Engine Cooling 🢒 Power Steering Pump Replacement

Power Steering Pump Replacement 3.8L

Removal Procedure
  1. Remove the accessory drive belt. Refer to Drive Belt Replacement in Engine Mechanical-3.8L.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.

    4. Object Number: 294335 Size: SH
  4. Remove the power steering pressure hose from the power steering pump. Refer to Power Steering Pressure Pipe/Hose Replacement .
  5. Remove the power steering return hose from the power steering pump. Refer to Power Steering Return Hose Replacement .

    6. Object Number: 812357 Size: SH
  6. Remove the electrical connector (4) from the power steering pump (1).

    7. Object Number: 282122 Size: SH
  7. Remove the power steering mounting bolts from the power steering pump.
  8. Remove the power steering pump.
  9. Remove the power steering pump reservoir from the power steering pump. Refer to Power Steering Fluid Reservoir Replacement - Off Vehicle .
  10. Remove the power steering pump pulley from the power steering pump. Refer to Power Steering Pump Pulley Replacement .

Installation Procedure
  1. Install the power steering pump reservoir to the power steering pump. Refer to Power Steering Fluid Reservoir Replacement - Off Vehicle .
  2. Install the power steering pump pulley to the power steering pump. Refer to Power Steering Pump Pulley Replacement .
  3. Position the power steering pump to the engine.

    4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 282122 Size: SH
  4. Install the power steering pump mounting bolts.

    5. Tighten
    Tighten the mounting bolts to 34 N·m (25 lb ft).


    Object Number: 294335 Size: SH
  5. Install the power steering pressure hose to the power steering pump. Refer to Power Steering Pressure Pipe/Hose Replacement .
  6. Install the power steering return hose to the power steering pump. Refer to Power Steering Return Hose Replacement .

    7. Object Number: 812357 Size: SH
  7. Install the electrical connector (1) to the power steering pump (4).
  8. Install the accessory drive belt. Refer to Drive Belt Replacement in Engine Mechanical-3.8L.
  9. Fill the power steering system with fluid. Refer to Checking and Adding Power Steering Fluid .
  10. Bleed the power steering system. Refer to Power Steering System Bleeding .
  11. Inspect the power steering system for leaks. Refer to Power Steering Fluid Leaks .

Power Steering Pump Replacement 3.1L

Removal Procedure
  1. Remove the coolant recovery reservoir and move aside. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  2. Remove the accessory drive belt from the power steering pump pulley. Refer to Drive Belt Replacement in Engine Mechanical-3.1L.
  3. Remove the ignition control wiring harness near the power steering pump.
  4. Remove the power steering pressure hose from the power steering pump. Refer to Power Steering Pressure Pipe/Hose Replacement .
  5. Remove the power steering return hose from the power steering pump. Refer to Power Steering Return Hose Replacement .

    6. Object Number: 281721 Size: SH
  6. Remove the power steering pump mounting bolts.
  7. Remove the power steering pump.
  8. Remove the power steering pump pulley from the power steering pump. Refer to Power Steering Pump Pulley Replacement .
  9. Remove the power steering pump reservoir from the power steering pump. Refer to Power Steering Fluid Reservoir Replacement - Off Vehicle .

Installation Procedure

    Object Number: 281721 Size: SH
  1. Install the power steering pump reservoir to the power steering pump. Refer to Power Steering Fluid Reservoir Replacement - Off Vehicle .
  2. Install the power steering pump pulley to the power steering pump. Refer to Power Steering Pump Pulley Replacement .
  3. Position the power steering pump to the engine.

    4. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the power steering pump mounting bolts.

    5. Tighten
    Tighten the mounting bolts to 34 N·m (25 lb ft).

  5. Install the power steering pressure hose to the power steering pump. Refer to Power Steering Pressure Pipe/Hose Replacement .
  6. Install the power steering return hose to the power steering pump. Refer to Power Steering Return Hose Replacement .
  7. Install the ignition control wiring harness to the power steering pump.
  8. Install the accessory drive belt to the power steering pump pulley. Refer to Drive Belt Replacement in Engine Mechanical-3.1L.
  9. Install the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  10. Fill the power steering system with power steering fluid. Refer to Checking and Adding Power Steering Fluid .
  11. Bleed the power steering system. Refer to Power Steering System Bleeding .
  12. Inspect the power steering system for leaks. Refer to Power Steering Fluid Leaks .
  13. Remove the drain pan from under the vehicle.