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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Mechanical - 2.0L (LTG) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. For cylinder head assemble. Refer to Cylinder Head Assemble .
  2. Remove EN-50792  flywheel holding tool.
  3. Ensure the number one cylinder is at top dead center. The crankshaft key should be on top at the 12 o'clock position.
    4. Fig 1: Cylinder Head, Bolts And Gasket
    GM2726774Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Do not use any sealing material.

  4. Install the cylinder head gasket (3) to the block.
  5. Install the cylinder head (2).
    6. Fig 2: Cylinder Head Bolt Tightening Sequence
    GM2726776Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Always use NEW cylinder head bolts.

  6. Install the cylinder head bolts.
    1. Tighten the bolts in sequence to 30 N.m (22 lb ft).
    2. Tighten the bolts an additional 190 degrees in sequence using the EN-45059  meter.
  7. Connect the heater hose to the water outlet.
  8. Connect the thermostat bypass hose to the water outlet.
  9. Connect the left side camshaft electrical connector.
  10. Connect the right side camshaft electrical connector.
  11. Install the 2 ground wire and bolt at the left rear of the cylinder head.
  12. Install the ground wire and bolt at the left front of the cylinder head.
  13. Install the water outlet housing bolts and housing.
  14. Install the water outlet housing seal.
  15. Install the injector fuel rail. Refer to Fuel Injection Fuel Rail Assembly Replacement .
  16. Install the intake and exhaust camshafts. Refer to Intake and Exhaust Camshaft, Bearing Cap, and Lash Adjuster Installation .
  17. Install the fuel pump. Refer to Fuel Pump Replacement .
  18. Install the camshaft timing chain and tensioner. Refer to Camshaft Timing Chain and Tensioner Installation .
  19. Install the engine front cover. Refer to Engine Front Cover Replacement .
  20. Install the exhaust manifold. Refer to Exhaust Manifold Replacement (LCV)Exhaust Manifold Replacement (LTG) .
  21. Install the intake manifold. Refer to Intake Manifold Replacement .
  22. Install the camshaft cover. Refer to Camshaft Cover Replacement .
  23. Refill the engine with NEW oil. Refer to Engine Oil and Oil Filter Replacement .
  24. Refill the coolant system. Refer to Cooling System Draining and Filling (Static)Cooling System Draining and Filling (GE 47716) .
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