Power Steering Pump Replacement 4.2L
Removal Procedure
- Remove the radiator air intake baffle.
Refer to
Air Intake Baffle Replacement - Radiator
in Body Front End.
- Remove the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
in Engine Controls 4.2L.
- Remove the drive belt. Refer to
Drive Belt Replacement
in Engine Mechanical 4.2L.
- Install a drain pan under the vehicle.
- Disconnect the power steering pressure hose (1) from the power steering
pump.
- Disconnect the power steering cooler hose (2) from the power steering
pump.
- Disconnect the wiring harness from the wiring loom on the power steering
pump.
- Remove the power steering pump mounting
bolts.
- Remove the power steering pump.
- Remove the power steering pump pulley. Refer to
Power Steering Pump Pulley Replacement
.
Installation Procedure
- Install the power steering pump pulley. Refer to
Power Steering Pump Pulley Replacement
.
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.
- Install the power steering pump.
- Install the power steering pump mounting bolts.
Tighten
Tighten the power steering pump mounting bolts to 25 N·m (18 lb ft).
- Install the power steering cooler hose
(2) to the power steering pump.
- Install the power steering pressure hose (1) to the power steering pump.
Tighten
Tighten the power steering pressure hose to 25 N·m (18 lb ft).
- Remove the drain pan from under the vehicle.
- Install the drive belt. Refer to
Drive Belt Replacement
in Engine Mechanical 4.2L.
- Install the air cleaner assembly. Refer to
Air Cleaner Assembly Replacement
in Engine Controls 4.2L
- Install the radiator air intake baffle. Refer to
Air Intake Baffle Replacement - Radiator
in Body Front End.
- Bleed the power steering system. Refer to
Power Steering System Bleeding
.
- Inspect the power steering system for leaks and the hoses for clearance
away from the frame and other components.