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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Power Steering System) >> Repair Instructions >> Power Steering Pressure Pipe/Hose Replacement (LY7) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Remove the engine mount struts. Refer to Engine Mount Strut Replacement - Left Side and Engine Mount Strut Replacement - Right Side .

    One engine mount strut bolt and nut can be reinstalled to the engine mount strut bracket on the engine to be used as an attachment point for the front engine attachment.

  3. Remove the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement (L27, LY7) or Coolant Recovery Reservoir Replacement (LS4) .
  4. Disconnect the electrical harness clip at the underhood junction block (UHJB) and the coolant housing.
  5. Disconnect the electrical connector at the engine control module (ECM).
  6. Remove as much power steering fluid from the remote power steering fluid reservoir as possible.
  7. Place drain pans under the vehicle as needed.
  8. Remove the remote power steering fluid reservoir and separate it from the bracket. Refer to Remote Power Steering Fluid Reservoir Replacement (LY7)  or Remote Power Steering Fluid Reservoir Replacement (LS4) .
    9. NOTE: Refer to Fastener Notice .
  9. Install the engine support fixture hook to the remote power steering fluid reservoir bracket and reinstall it to the cylinder head. Tighten the remote power steering fluid reservoir bracket bolts.

    Tighten: 

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

  10. Install the engine support fixture. Refer to Engine Support Fixture .
  11. Remove the right front tire/wheel assembly. Refer to Tire and Wheel Removal and Installation .
  12. Remove the right front engine splash shield. Refer to Engine Splash Shield Replacement .
  13. Remove the steering gear heat shield.
  14. Remove the right side engine mount lower nuts. Refer to Engine Mount Replacement - Right Side .
  15. Remove the left side transmission mount lower nuts. Refer to Transmission Mount Replacement - Left Side .
    16. NOTE: Do NOT allow the wheel drive shaft constant velocity joint to contact the inner wheel structure. Use care when raising the engine in order to prevent wheel drive shaft constant velocity joint damage.
  16. Lift the engine upward using the engine support fixture to allow the right side engine mount studs to separate from the cradle. This will allow the power steering pressure hose to pass under the left side engine mount location during removal and installation.
  17. Remove the right side engine mount/bracket assembly. Refer to Engine Mount Replacement - Right Side .
    18. Fig 1: Identifying Power Steering Pressure Hose
    GM1878354Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: DO NOT try to remove the power steering pump nut from the power steering pressure hose. The power steering pump nut is a quick-connect fitting and once the power steering pressure hose is installed, the quick-connect fitting cannot be removed. If a new power steering pressure hose is required for further repairs, then a new power steering pump nut will be required.
  18. Disconnect the power steering pressure hose (1) from the power steering pump.
    19. Fig 2: Identifying Power Steering Pressure Hose Fitting
    GM1878353Courtesy of GENERAL MOTORS CORP.
  19. Remove the power steering pressure hose fitting (1) from the steering gear.
  20. Unclip the power steering pressure hose retaining clips (2).

    Replace any retaining clips as needed.

  21. Remove the power steering pressure hose from the vehicle.
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