How to replace power steering pump impala 2000,engine 3.4

1. Place a drain pan under the vehicle.
2. Remove the accessory drive belt from the power steering pump pulley. Refer to Drive Belt Replacement in Engine Mechanical-3.8 L.
3. Raise and support the vehicle. Refer to Vehicle Lifting.
4. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Wheels, Tires and Alignment.
5. Remove the power steering pressure line from the power steering pump. Refer to Power Steering Pressure Hose Replacement (3.8 L) or Power Steering Pressure Hose Replacement (3.4 L)
6. Remove the power steering return hose from the power steering pump. Refer to Power Steering Return Hose Replacement (3.4 L) or Power Steering Return Hose Replacement (3.8 L)
7. Remove the power steering pump mounting bolts from the power steering pump.
8. Remove the power steering pump assembly.
9. Remove the power steering pump pulley from the power steering pump. Refer to Power Steering Pulley Replacement.
10. Remove the power steering pump reservoir from the power steering pump. Refer to Power Steering Reservoir Replacement - Off Vehicle (CB Series).

Installation Procedure

1. Install the power steering pump reservoir to the power steering pump. Refer to Power Steering Reservoir Replacement - Off Vehicle (CB Series).
2. Install the power steering pump pulley to the power steering pump. Refer to Power Steering Pulley Replacement.
3. Position the power steering pump assembly to the engine. Notice: Refer to Fastener Notice in Service Precautions.
4. Install the power steering pump mounting bolts. Tighten the power steering pump mounting bolts to 34 Nm (25 ft. lbs.).
5. Install the power steering pressure line to the power steering pump. Refer to Power Steering Pressure Hose Replacement (3.8 L) or Power Steering Pressure Hose Replacement (3.4 L).
6. Install the power steering return hose to the power steering pump. Refer to Power Steering Return Hose Replacement (3.4 L) or Power Steering Return Hose Replacement (3.8 L)
7. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Wheels, Tires and Alignment.
8. Lower the vehicle.
9. Install the accessory drive belt. Refer to Drive Belt Replacement in Engine Mechanical-3.8 L
10. Fill the power steering system. Refer to Refilling the Power Steering System.
11. Bleed the power steering system. Refer to Bleeding the Power Steering System.
12. Inspect the power steering system for leaks. Refer to Steering and Suspension Leaks.
13. Remove the drain pan from under the vehicle.
You may want to take it to the dealer or other repair shop. It is very difficult and will consume a major portion of your day.