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Home >> Chevrolet >> 2004 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Power Steering Pump Replacement (4.3L) >> Installation Procedure

Installation Procedure

    NOTE: Refer to Fastener Notice in Cautions and Notices.
    Fig 1: Power Steering Pump Rear Bracket
    GM828987Courtesy of GENERAL MOTORS CORP.
  1. Install the rear bracket to the power steering pump.
  2. Install the power steering pump rear bracket mounting nuts.

    Tighten:  Tighten the nuts to 50 N.m (37 lb ft).

  3. Fig 2: Power Steering Pump Front Mounting Bolts
    GM851582Courtesy of GENERAL MOTORS CORP.
  4. Install the power steering pump to the vehicle.
  5. Install the power steering pump front mounting bolts.

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

  6. Fig 3: Accessory Mounting Bracket
    GM851586Courtesy of GENERAL MOTORS CORP.
  7. Reposition the accessory mounting bracket and install the mounting bolts and nut.

    Tighten:  Tighten the bolts and nut to 50 N.m (37 lb ft).

  8. Install the power steering pump lower and rear mounting nuts.

    Tighten:  Tighten the nuts to 41 N.m (30 lb ft).

  9. Uncap the power steering hoses.
  10. Fig 4: Power Brake Booster Inlet Hose At Power Steering Pump
    GM309298Courtesy of GENERAL MOTORS CORP.
  11. Raise the vehicle.
  12. IMPORTANT: Route the power steering hoses in the same location in which they were removed.
  13. Install the power brake booster inlet hose (2) to the power steering pump through the wheel well.

    Tighten:  Tighten the hose fitting to 33 N.m (24 lb ft).

  14. Fig 5: Power Steering Gear Outlet Hose
    GM829005Courtesy of GENERAL MOTORS CORP.
  15. Install the power steering gear outlet hose or cooler hose to the power steering pump through the wheel well.
  16. Fig 6: Remote Power Steering Fluid Reservoir Outlet Hose
    GM829013Courtesy of GENERAL MOTORS CORP.
  17. Install the reservoir outlet hose to the power steering pump through the wheel well.
  18. Lower the vehicle.
  19. Install the power steering pump pulley. Refer to Power Steering Pulley Replacement .
  20. Bleed the system. Refer to Bleeding the Power Steering System .
  21. Remove the drain pan from under the vehicle.