Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the energy storage box before servicing the vehicle. Refer to Energy Storage Box (ESB) Service Disconnect/Connect (5.3L Engine w/RPO HP2) in Engine Electrical.
Place a drain pan under the vehicle.

Fig 1: Disconnecting Power Steering Pump Pressure Hose From Power Steering Pump (Parallel Hybrid Truck)

Courtesy of GENERAL MOTORS CORP.

Disconnect the power steering pump pressure hose from the power steering pump.

Fig 2: Removing Power Steering Return hoses From Pump (Parallel Hybrid Truck)

Courtesy of GENERAL MOTORS CORP.

Remove the clamps (2, 4) retaining the power steering return hoses (1, 5) to the power steering pump and remove the hoses.
Disconnect the upper electrical connector (3) from the power steering pump by pressing down on the rear of the locking tab and pulling the connector outward.

Fig 3: Disconnecting Upper Electrical Connector From The Power Steering Pump (Parallel Hybrid Truck)
Courtesy of GENERAL MOTORS CORP.
Disconnect the lower electrical connector (4) from the power steering pump by moving the locking lever over center and pulling the connector outward.

Fig 4: Disconnecting Lower Electrical Connector From Power Steering Pump (Parallel Hybrid Truck)
Courtesy of GENERAL MOTORS CORP.
Remove the bolts (2) retaining the power steering pump to the bracket.

Fig 5: Remove Bolts Retaining Power Steering Pump To Bracket (Parallel Hybrid Truck)
Courtesy of GENERAL MOTORS CORP.
Remove the power steering pump from the vehicle.