Power Steering Pump: Service and Repair
Power Steering Pump - 4.4LService Repair No - 57.20.14
Removal
1. Disconnect the battery ground cable.
2. Remove the cooling fan and shroud.
3. WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.
Raise and support the vehicle.
4. Remove the LH front wheel.
5. Release the accessory drive belt.
^ Rotate the tensioner assembly counter-clockwise.
^ Release the power steering pump pulley.
6. CAUTION: Always plug any open connections to prevent contamination.
Disconnect the low pressure line.
^ Release the clip.
^ Allow the fluid to drain into a container.
7. Disconnect the high pressure line.
^ Remove and discard both O-ring seals.
8. Remove the power steering pump.
^ Remove the 4 bolts.
Installation
1. Install the power steering pump.
^ Tighten the bolts to 25 Nm (18 ft. lbs.).
2. Connect the high pressure line.
^ Clean the component mating faces.
^ Install the new O-ring seals.
^ Tighten the union to 25 Nm (18 ft. lbs.).
3. Connect the low pressure line.
^ Clean the component mating faces.
^ Secure with the clip.
4. Install the accessory drive belt.
^ Rotate the tensioner assembly counter-clockwise.
5. Install the cooling fan and shroud.
6. Install the front wheel.
^ Tighten the wheel nuts to 140 Nm (103 ft. lbs.).
7. Connect the battery ground cable.
8. Fill and bleed the power steering system.