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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Mechanical - 3.6L (3 Of 5)) >> ON-VEHICLE REPAIR INSTRUCTIONS (2 Of 2) >> Cylinder Head Replacement - Left Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. If necessary, perform the following steps:
    2. Fig 1: View Of Left Cylinder Head Gasket
    GM902814Courtesy of GENERAL MOTORS CORP.
  2. Install a NEW cylinder head gasket.
    3. Fig 2: View Of Left Cylinder Head
    GM902815Courtesy of GENERAL MOTORS CORP.
  3. Carefully install the cylinder head with the exhaust manifold to the engine. Refer to Cylinder Head Installation - Left Side .
  4. Install the secondary timing chain. Refer to Secondary Camshaft Drive Chain Installation - Left Side (Fourth Design) .
    5. NOTE: Refer to Fastener Notice .
  5. Install the oil filter adapter upper bolt.

    Tighten:  Tighten the oil filter housing adapter bolt to 23 N.m (17 lb ft).

  6. Install the oil level indicator. Refer to Oil Level Indicator and Tube Replacement .
  7. Install the catalytic converter to the exhaust manifold. Refer to Catalytic Converter Replacement .
  8. Install the wiring harness bracket to the rear of the cylinder head.
  9. Install the surge tank hose to the bracket at the rear of the cylinder head.
  10. Install the power steering pump bolts. Refer to Power Steering Pump Replacement (LY7) .
  11. Install the wiring harness connector bracket to the side of the cylinder head.
  12. Connect the wiring harness electrical connector located at the side of the cylinder head.
    13. Fig 3: View Of Left Cylinder Head Wiring Harness Ground Bolt
    GM945431Courtesy of GENERAL MOTORS CORP.
  13. Install the wiring harness ground to the cylinder head.

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

    14. Fig 4: View Of Coolant Temperature Sensor And Electrical Connector
    GM945424Courtesy of GENERAL MOTORS CORP.
  14. Connect the coolant temperature sensor electrical connector and heat shield.
  15. Install the oil level indicator. Refer to Oil Level Indicator and Tube Replacement .
  16. Install the left bank secondary timing chain. Refer to Secondary Camshaft Drive Chain Replacement - Left Side .
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