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Home >> Chevrolet >> 2012 >> Cruze Eco, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 1.8L (LUW)) >> Repair Instructions - On Vehicle >> Camshaft Position Actuator Adjuster Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the air cleaner housing. Refer to Air Cleaner Assembly Replacement .
    2. Fig 1: Timing Belt Upper Front Cover
    GM2027572Courtesy of GENERAL MOTORS COMPANY
  2. Remove the 2 timing belt upper front cover bolts (2).
  3. Remove the timing belt upper front cover (1).
  4. Remove the camshaft cover. Refer to Camshaft Cover Replacement .
  5. Remove the 2 camshaft position actuator solenoid valve. Refer to Camshaft Position Actuator Solenoid Valve Replacement .
  6. Remove the drive belt. Refer to Drive Belt Replacement .
  7. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
    8. Fig 2: Crankshaft TDC Position
    GM1936993Courtesy of GENERAL MOTORS COMPANY
  8. Set the crankshaft balancer in direction of engine rotation until the markings (1) line up with the cylinder 1 at TDC.
  9. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement (Manual Transmission) , Crankshaft Balancer Replacement (Automatic Transmission) .
  10. Remove the EN-6625  locking device.
    11. Fig 3: Timing Belt Lower Front Cover
    GM2026840Courtesy of GENERAL MOTORS COMPANY
  11. Remove the 4 lower timing belt cover bolts (2).
  12. Remove the lower timing belt cover (1).
  13. Lower the vehicle.
    14. Fig 4: Locking Tool
    GM1944920Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The right half of the EN-6340  locking tool can be recognized by the lettering "right", arrow, on the tool.

  14. Prepare the right half of the EN-6340  locking tool.
    1. Remove the 2 bolts (2).
    2. Remove the front panel (1) from the EN-6340  locking tool - right.
    15. Fig 5: Spot Type Markings And Special Tool
    GM2373398Courtesy of GENERAL MOTORS COMPANY
  15. Install the EN-6340  locking tool into the camshaft adjusters.
      NOTE:

      The spot type marking (4) on the intake camshaft adjuster does not correspond to the groove of EN-6340  locking tool - left during this process but must be somewhat above as shown.

    • Install the EN-6340  locking tool - left (1) into the camshaft adjusters as shown.
      • NOTE:

      The spot type marking (3) on the exhaust camshaft adjuster must correspond to the groove on EN-6340  locking tool - right.

    • Install EN-6340  locking tool - right (2) into the camshaft adjusters as shown.
    16. Fig 6: Drive Belt Tensioner, Allen Key And Locking Pin
    GM1937014Courtesy of GENERAL MOTORS COMPANY
  16. Apply tension to the timing belt tensioner (2) in the direction of the arrow, using an allen key (1).
  17. Install the EN-6333  pin (3).
    18. Fig 7: Timing Belt Idler Pulley Bolt
    GM2026843Courtesy of GENERAL MOTORS COMPANY
  18. Remove and DISCARD the timing belt idler pulley bolt (1).
  19. Remove the timing belt idler pulley (2).
    20. Fig 8: Timing Belt And Timing Belt Tensioner
    GM2026841Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the direction of the belt, if the timing belt will be reused.

  20. Remove the timing belt (1).
  21. Remove and DISCARD the timing belt tensioner bolt (3).
  22. Remove the timing belt tensioner (2).
    23. Fig 9: Turning Crankshaft Against Direction Of Engine Rotation
    GM2027016Courtesy of GENERAL MOTORS COMPANY
  23. Set the crankshaft in direction of engine rotation to 60 degrees (a) before TDC. Use the EN-45059  meter and the crankshaft balancer bolt.
    24. Fig 10: Crankshaft Sprocket
    GM2028278Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some engine oil will run out of the camshaft and the camshaft position actuator adjuster. That is the reason for the removal of the whole timing assembly.

  24. Remove the crankshaft sprocket (1).
  25. Lower the vehicle.
    26. Fig 11: Aligning Camshafts Horizontally
    GM2026512Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the arrows.

  26. Turn the camshaft by the hexagon until the groove on the end of the camshafts is horizontal.
    27. Fig 12: Locking Tool
    GM2026534Courtesy of GENERAL MOTORS COMPANY
  27. Install the EN-6628-A  locking tool (1).
  28. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  29. Place a collecting basin underneath the vehicle.
    30. Fig 13: Camshaft Position Actuator Adjuster Closure Bolt
    GM2026844Courtesy of GENERAL MOTORS COMPANY
  30. Remove the camshaft position actuator adjuster closure bolt (1) of the intake camshaft position actuator adjuster and/or the exhaust camshaft position actuator adjuster (3).
    31. NOTE:

    A second technician is required.

    NOTE:

    Use an appropriate open-end wrench in order to counterhold the camshaft hexagon. A thin cross-section wrench is required for a better fit. The usage of EN-6628-A  locking tool is for the camshaft adjustment to prevent misalignment of the camshafts. The wrench is required to counterhold the camshafts during bolt torque procedure.

  31. Remove and DISCARD the intake camshaft position actuator adjuster bolt and/or the exhaust camshaft position actuator adjuster bolt (2).
  32. Remove the intake camshaft position actuator adjuster and/or the exhaust camshaft position actuator adjuster (3).
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