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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.6L (LH7) Diesel) >> Repair Instructions - On Vehicle >> Exhaust Camshaft Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    NOTE:

    Before installing the exhaust camshaft, check the components of the timing chain system for damage and wear.

  1. Check the components of the timing chain system for damage and wear:
    • Timing chain guides with plastic attachment
    • Timing chain tensioner and timing chain tensioner shoe with plastic attachment
    • Timing chain and all timing chain sprockets
    • Oil pump sprocket
    • Oil pump drive chain tensioner
    2. Fig 1: Transport Lock
    GM3252365Courtesy of GENERAL MOTORS COMPANY
  2. For installation of a NEW exhaust camshaft do not remove the transport lock (1) before the exhaust camshaft and intake camshaft are installed.
    3. Fig 2: Mark Backside Of Both Cam Gears With Paint Marks
    GM4896315Courtesy of GENERAL MOTORS COMPANY
  3. Transfer the rear marks (1) onto the back of the new camshaft sprocket.
    4. Fig 3: Exhaust Camshaft With Bore Of Camshaft Sprocket Upwards
    GM3252364Courtesy of GENERAL MOTORS COMPANY
  4. Coat all bearing surfaces with engine oil.
  5. Install the exhaust camshaft (1), ensure the bore (2) of the camshaft sprocket shows upwards and the marks are aligned.
    6. Fig 4: Marking Exhaust Camshaft Sprocket And Intake Camshaft Sprocket With Paint Marks
    GM3252332Courtesy of GENERAL MOTORS COMPANY
  6. Check the marks (1) of the camshaft sprockets whether they are aligned.
    7. Fig 5: Exhaust Camshaft Bearing Caps And Bolts
    GM4896704Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the direction of the arrows (3) on the camshaft bearing caps pointing to outside of the cylinder head.

  7. Install the 4 exhaust camshaft bearing caps (2) in the order they were removed.
  8. Install the 8 exhaust camshaft bearing cap bolts (1).
    9. Fig 6: Exhaust Camshaft Bearing Cap Bolt Tightening Sequence
    GM3252349Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  9. Tighten the 8 exhaust camshaft bearing cap bolts in sequence shown to 10 N.m (89 lb in).
    10. Fig 7: Split Intake Camshaft Sprocket Fixing Tool
    GM3252359Courtesy of GENERAL MOTORS COMPANY
  10. Remove the EN-50509  fixing tool (1) or the transport lock from the exhaust camshaft sprocket (2).
    11. Fig 8: Camshaft Bearing Rear Cap And Bolts
    GM3252344Courtesy of GENERAL MOTORS COMPANY
  11. Coat all bearing surfaces with engine oil.
  12. Install the camshaft bearing rear cap (2).
  13. Install the 4 camshaft bearing rear cap bolts (1).
    14. Fig 9: Camshaft Rear Cap Bolt Tightening Sequence
    GM3252355Courtesy of GENERAL MOTORS COMPANY
  14. Tighten the 4 camshaft rear cap bolts in sequence shown to 25 N.m (18 lb ft).
    15. Fig 10: Camshaft Fixing Tool
    GM3252356Courtesy of GENERAL MOTORS COMPANY
  15. To check for proper alignment, install the EN-51143  fixing tool (1), by carefully turning the hexagon of the camshaft.
  16. Remove EN-51188  fixing tool (2).
    17. Fig 11: Camshaft Fixing Tool
    GM3252356Courtesy of GENERAL MOTORS COMPANY
  17. Remove the EN-51143  fixing tool (1).
  18. Raise the vehicle.
  19. Remove the 4 crankshaft pulley bolts (1).
  20. Install the fixing pin into the engine block bore (1) and tighten the 2 bolts (3).
  21. Lower the vehicle.
    22. Fig 12: Crankshaft Fixing Tool
    GM3252326Courtesy of GENERAL MOTORS COMPANY
  22. Remove the 2 bolts (3).
  23. Remove the EN-51140  fixing tool (2).
  24. Install Crankshaft Pulley. Refer to Crankshaft Pulley Replacement 
  25. Install Camshaft Housing. Refer to Camshaft Housing Replacement 
  26. Install Throttle Body Assembly. Refer to Throttle Body Assembly Replacement
  27. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (KL9)
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