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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Power Steering System) >> Repair Instructions >> Power Steering Pressure Pipe/Hose Replacement (3.6L (LY7) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install NEW quick connector fittings at the power steering pump.

    Tighten:  Tighten the fittings to 40 N.m (30 lb ft).

    2. Fig 1: Pressure Hose Along Front Of Cradle
    GM1581986Courtesy of GENERAL MOTORS CORP.
  2. Install the power steering pressure hose to vehicle.
    3. Fig 2: View Of Power Steering Hoses - 3.8L
    GM294335Courtesy of GENERAL MOTORS CORP.
  3. Install the pressure hose at steering gear and hand tighten.
  4. Install the power steering pressure hose clips to cradle and ensure proper hose routing.
  5. Install the power steering pressure hose into quick connector at power steering pump.
  6. Tighten the power steering pressure hose to power steering gear.

    Tighten:  Tighten the pressure hose fittings to 27 N.m (20 lb ft).

  7. Install the heat shield on the steering gear covering hoses.
  8. Install the RH engine mount to engine. Refer to Engine Mount Replacement - Right in Engine Mechanical - 3.6L.
  9. Lower the vehicle enough to access the engine support tool.
  10. Lower the powertrain into position while aligning the RH and LH powertrain mount studs into cradle.
    11. Fig 3: Identifying Engine Mount Lower Nuts
    GM96002Courtesy of GENERAL MOTORS CORP.
  11. Install the RH engine mount lower nuts. Refer to Engine Mount Replacement - Right in Engine Mechanical - 3.6L.
  12. Install the LH transmission mount lower nuts. Refer to Transmission Mount Replacement - Left in Automatic Transaxle - 4T65-E.
  13. Install the RH engine splash shield. Refer to Splash Shield Replacement - Engine in Body Front End.
  14. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  15. Remove the drain pan from under the vehicle.
  16. Lower the vehicle.
  17. Remove the engine support fixture. Refer to Engine Support Fixture in Engine Mechanical - 3.6L.
  18. Remove the power steering reservoir bracket and engine support fixture hook.
  19. Attach the power steering reservoir to bracket screws.

    Tighten:  Tighten the power steering reservoir screws to 6 N.m (53 lb in).

  20. Install the power steering reservoir bracket to cylinder head. Tighten the power steering reservoir bracket bolts to:

    Tighten: 

    • M6 bolt - 9 N.m (80 lb in).
    • M8 bolt - 25 N.m (18 lb ft).

  21. Install the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  22. Install the engine mount struts and brackets. Refer to Engine Mount Strut Replacement - Left or Engine Mount Strut Replacement - Right .
  23. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical - 3.6L.
  24. Fill the power steering system with power steering fluid. Refer to Checking and Adding Power Steering Fluid .
  25. Bleed the power steering system. Refer to Bleeding the Power Steering System .
  26. Inspect the power steering system for leaks. Refer to Power Steering Fluid Leaks .
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