Here is what I have from GM service information.
Power steering pressure pipe/hose replacement (3.4L).
Removal procedure:
Place a drain pan under the vehicle.
Remove the power steering pressure line from the power steering pump.
Remove the power steering pressure line from the power steering lines retaining bracket on the engine.
The power steering pressure line is the lower line at the power steering gear.
Remove the power steering line from the power steering gear . Access the line from the engine compartment, between the rocker arm cover and the front of the dash mat.
Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Remove the power steering pressure line (1) from the clamps on the power steering gear.
Remove the power steering pressure line (1) from the vehicle.
Installation Procedure
Install the power steering pressure line (1) to the vehicle.
Install the power steering pressure line (1) to the clamps on the power steering gear.
Lower the vehicle.
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 pressure line to the power steering gear.
Tighten
Tighten the power steering pressure line fitting to the power steering gear to 27 N Â m (20 lb ft).
Install the power steering pressure line to the power steering lines retaining bracket on the engine.
Install the power steering pressure line to the power steering pump.
Tighten
Tighten the power steering pressure line fitting to the power steering pump to 27 N Â m (20 lb ft).
Fill the power steering system with power steering fluid. Refer to Checking and Adding Power Steering Fluid .
Bleed the power steering system. Refer to Power Steering System Bleeding .
Inspect the power steering system for leaks. Refer to Power Steering Fluid Leaks .
Saturday, June 20th, 2020 AT 10:53 AM
(Merged)