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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 1.8L (LUW, LWE)) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. For assembly of the cylinder head, refer to Cylinder Head Assemble .
  2. Clean sealing surfaces of engine front cover and engine block from grease and old gasket material.
  3. Install the 2 camshaft position sensor. Refer to Camshaft Position Sensor Replacement .
  4. Install the 2 camshaft position actuator solenoid valve. Refer Camshaft Position Actuator Solenoid Valve Replacement .
  5. Install engine coolant thermostat housing. Refer to Engine Coolant Thermostat Housing Replacement (LUW) .
    6. Fig 1: Intake Manifold And Bolts
    GM2026837Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  6. Install the intake manifold (2) and the intake manifold bolts (1) and tighten to 20 N.m (15 lb ft).
    7. Fig 2: Cylinder Head Bolts
    GM2049556Courtesy of GENERAL MOTORS COMPANY
  7. Install the cylinder head (2) with the NEW gasket and hand start the NEW bolts.
    8. Fig 3: Cylinder Head Bolts Tightening Sequence
    GM2027018Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the correct tightening sequence.

  8. Tighten the bolts (1) in 5 passes. Use the EN-45059 sensor kit :
    • First pass to 25 N.m (18 lb ft).
    • Second pass to 90°.
    • Third pass to 90°.
    • Fourth pass to 90°.
    • Final pass to 45°.
  9. Install engine support fixture. Refer to Engine Support Fixture .
  10. Remove the floor jack from the vehicle.
  11. Install the exhaust manifold. Refer to Exhaust Manifold with Catalytic Converter Replacement (LUW) .
    12. Fig 4: Timing Belt Rear Cover & Bolts
    GM2049388Courtesy of GENERAL MOTORS COMPANY
  12. Install the timing belt rear cover (1) and tighten to 6 N.m (53.1 lb in).
    13. Fig 5: Camshaft Sprocket Intake
    GM2506830Courtesy of GENERAL MOTORS COMPANY
  13. Install the camshaft sprocket intake (1) and exhaust (2). Refer to Camshaft Sprocket Replacement .
    14. Fig 6: Timing Belt
    GM2506526Courtesy of GENERAL MOTORS COMPANY
  14. Install the timing belt (1). Refer to Timing Belt Replacement .
    15. Fig 7: Timing Belt Tensioner & Bolt
    GM2504687Courtesy of GENERAL MOTORS COMPANY
  15. Install the timing belt tensioner bolt (1) and the timing belt tensioner (2). Refer to Timing Belt Tensioner Replacement .
    16. Fig 8: Timing Belt Lower Front Cover
    GM2026840Courtesy of GENERAL MOTORS COMPANY
  16. Install the timing belt lower front cover (1). Refer to Timing Belt Lower Front Cover Replacement .
    17. Fig 9: Crankshaft Balancer And Bolt
    GM2027569Courtesy of GENERAL MOTORS COMPANY
  17. Install the crankshaft balancer (2). Refer to Crankshaft Balancer Replacement .
  18. Install the timing belt center front cover. Refer to Timing Belt Center Front Cover Replacement .
    19. Fig 10: Upper Timing Cover
    GM2506828Courtesy of GENERAL MOTORS COMPANY
  19. Install the upper timing cover (1). Refer to Timing Belt Upper Front Cover Replacement .
    20. Fig 11: Engine Mount Bracket
    GM2506824Courtesy of GENERAL MOTORS COMPANY
  20. Install the engine mount bracket (1). Refer to Engine Mount Bracket Replacement .
    21. Fig 12: Drive Belt
    GM2512912Courtesy of GENERAL MOTORS COMPANY
  21. Install the drive belt (1). Refer to Drive Belt Replacement .
  22. Install the engine mount. Refer to Engine Mount Replacement .
  23. Remove engine support fixture. Refer to Engine Support Fixture .
    24. Fig 13: Camshaft Cover
    GM2506823Courtesy of GENERAL MOTORS COMPANY
  24. Install the camshaft cover (1). Refer to Camshaft Cover Replacement .
  25. Connect PCV hose. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement .
    26. Fig 14: Ignition Coil Module And Special Tool
    GM2026537Courtesy of GENERAL MOTORS COMPANY
  26. Install the ignition coil (2) . Refer to Ignition Coil Replacement .
    27. Fig 15: Throttle Body Heater Inlet Pipe
    GM2506822Courtesy of GENERAL MOTORS COMPANY
  27. Connect the throttle body heater inlet pipe (1).
    28. Fig 16: Radiator Air Inlet/Outlet Hose & Clamp
    GM2506820Courtesy of GENERAL MOTORS COMPANY
  28. Install the inlet hose (2) and outlet (3) to the engine.
  29. Install the inlet and outlet heater hose clamp (1) at the engine using BO-38185  pliers.
    30. Fig 17: Radiator Air Inlet Hose & Clamp
    GM2506800Courtesy of GENERAL MOTORS COMPANY
  30. Install the radiator inlet hose (2) to the engine.
  31. Install the radiator inlet hose clamp (1) at the engine using BO-38185  pliers.
  32. Install the coolant surge tank. Refer to Radiator Surge Tank Replacement .
  33. Connect the fuel feed pipe. Refer to Fuel Feed Pipe Replacement .
  34. Connect EVAP purge solenoid pipes from solenoid. Refer to Evaporative Emission System Hose/Pipe Replacement .
  35. Fill the cooling system. Refer to Cooling System Draining and Filling .
  36. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  37. Check and correct the engine oil.
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