Power Steering Pump Replacement (LGH)

Fig 1: Power Steering Pump (LGH)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Place drain pans under the vehicle. Remove as much power steering fluid from the reservoir as possible. Remove the power steering pump pulley. Refer to Power Steering Pump Pulley Replacement (6.6L) , Power Steering Pump Pulley Replacement (4.3L) , Power Steering Pump Pulley Replacement (4.8L, 5.3L, 6.0L or 6.2L) . Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the left front wheelhouse splash shield. Refer to Wheelhouse Splash Shield Replacement .
1	Power Steering Fluid Cooler Hose Clamp
2	Power Steering Fluid Cooler Hose CAUTION: Refer to Power Steering Hose Disconnected Caution . CAUTION: Refer to Installing Hoses without Twists or Bends Caution . Procedure Cap the ends of the hoses and the ports of the pump in order to prevent the entrance of dirt.
3	Power Steering Fluid Reservoir Hose Clamp
4	Power Steering Fluid Reservoir Hose
5	Power Brake Booster Pump Inlet Hose CAUTION: Refer to Fastener Caution . Tighten 34 N.m (25 lb ft)
6	Power Steering Pump Front Mounting Bolt (Qty: 3) Tighten 25 N.m (18 lb ft)
7	Power Steering Pump Rear Mounting Bolt Tighten 25 N.m (18 lb ft)
8	Power Steering Pump Bolt Spacer
9	Power Steering Pump Procedure If necessary, transfer the lower power steering fluid reservoir. Refer to Power Steering Fluid Reservoir Replacement - Off Vehicle (Without LGH) , Power Steering Fluid Reservoir Replacement - Off Vehicle (LGH) . Fill and bleed the power steering system. Refer to Power Steering System Bleeding . Clean any excess power steering fluid from the vehicle. Remove the drain pans from under the vehicle.