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Installation 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.
    Fig 1: View Of Oil Pump Pipe & Screen Assembly
    GM153599Courtesy of GENERAL MOTORS CORP.
  1. Install the oil pump pipe screen assembly and gasket.
    2. NOTE: Refer to Fastener Notice .
  2. Install the oil pump pipe screen bolts.

    Tighten:  Tighten the bolts to 15 N.m (11 lb ft).

  3. Apply a continuous bead 3.0 mm (0.19 in) thick of RTV sealer to the oil pan flange on the block as well as an additional drop to all four corners of the block where the front and rear covers meet. Refer to Sealers, Adhesives, and Lubricants  for the correct part number.
    4. NOTE: Install the oil level sensor, located in the oil pan, after the oil pan is installed. The sensor may be damaged if the oil level sensor is installed first.
    Fig 2: View Of Oil Pan & Bolts
    GM1646926Courtesy of GENERAL MOTORS CORP.
  4. Install the oil pan.
  5. Clean the oil pan bolts and apply one drop of threadlock compound to the oil pan bolt threads. Refer to Sealers, Adhesives, and Lubricants  for the correct part number.
  6. Install the oil pan bolts.

    Tighten:  Tighten the oil pan bolts to 14 N.m (125 lb in).

    7. Fig 3: Identifying Oil Level Sensor
    GM97768Courtesy of GENERAL MOTORS CORP.
  7. Install the oil level sensor.

    Tighten:  Tighten the sensor to 20 N.m (15 lb ft).

  8. Install the torque converter covers. Refer to Torque Converter Cover Replacement .
  9. Install the engine mount and the engine mount bracket. Refer to Engine Front Mount Replacement  and Engine Front Mount Bracket Replacement .
    10. Fig 4: View Of Right Exhaust Manifold & Catalytic Converter Pipe
    GM911163Courtesy of GENERAL MOTORS CORP.
  10. Install the catalytic converter (3) to the right exhaust manifold.
  11. Install the catalytic converter pipe stud nuts (2).

    Tighten:  Tighten the nuts to 32 N.m (24 lb ft).

  12. Install the oil level sensor wiring harness and the oil level sensor wiring harness bolt to the engine.

    Tighten:  Tighten the bolt to 10 N.m (89 lb in).

    13. Fig 5: View Of Engine Electrical Connectors (Left Side)
    GM911140Courtesy of GENERAL MOTORS CORP.
  13. Connect the oil level sensor electrical connector (10).
  14. Install the power steering oil cooler pipe brackets to the frame.
  15. Install the engine oil filter.
  16. Lower the vehicle.
  17. Remove the engine support fixture.
  18. Install the right engine mount strut. Refer to Engine Mount Strut Replacement - Right Side .
  19. Install the left engine mount strut. Refer to Engine Mount Strut Replacement - Left Side .
  20. Fill the crankcase with engine oil. Refer to Engine Oil and Oil Filter Replacement .
  21. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
  22. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  23. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (L26) .
  24. Inspect for leaks.
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