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Home >> Chevrolet >> 2004 >> Astro Van Cargo, RWD >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Power Steering Pump Replacement >> Installation Procedure

Installation Procedure

  1. Install the power brake booster inlet hose to the power steering pump.
  2. Install the power steering pump and the power brake booster inlet hose to the vehicle.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the power steering pump mounting bolts.

    Tighten:  Tighten the power steering pump mounting bolts to 50 N.m (37 lb ft).

    Fig 1: View Of Power Steering Pump Mounting Bolts
    GM284251Courtesy of GENERAL MOTORS CORP.
  4. Reposition the power steering pump bracket (1) and tighten the bolts and nut.

    Tighten:  Tighten the accessory mounting bracket bolts and nut to 41 N.m (30 lb ft).

    Fig 2: Identifying Power Steering Pump Rear Mounting Bracket Nut
    GM309287Courtesy of GENERAL MOTORS CORP.
  5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Install the power steering pump rear mounting bracket nut.

    Tighten:  Tighten the power steering pump rear mounting bracket nut to 41 N.m (30 lb ft).

  7. Lower the vehicle.
  8. Uncap the ends of the power steering hoses.
  9. Connect the power steering pump remote reservoir hose to the power steering pump.
    Fig 3: Identifying Power Steering Reservoir To Power Steering Pump Hose
    GM701477Courtesy of GENERAL MOTORS CORP.
  10. Connect the power steering cooler hose to the power steering pump.
    Fig 4: Locating Power Steering Cooler Hose
    GM361686Courtesy of GENERAL MOTORS CORP.
  11. Connect the power brake booster inlet hose to the power brake booster.

    Tighten:  Tighten the power brake booster inlet hose to the power brake booster to 27 N.m (20 lb ft).

    Fig 5: View Of Power Brake Booster Inlet/Outlet Hoses To Power Brake Booster
    GM701194Courtesy of GENERAL MOTORS CORP.
  12. Remove the drain pan from under the vehicle.
  13. Install the power steering pump pulley. Refer to Power Steering Pulley Replacement .
  14. Bleed the power steering system. Refer to Bleeding the Power Steering System .
  15. Inspect the power steering pump for leaks and the hoses for proper clearance from the frame and from other components.