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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 >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Camshaft Position Actuator Adjuster Closure Bolt
    GM2026844Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    If the cover is contaminated with oil, you have to clean it close.

  1. Install intake camshaft position actuator adjuster and/or the exhaust camshaft position actuator adjuster (3).
  2. Install a NEW intake camshaft position actuator adjuster bolt and/or a NEW exhaust camshaft position actuator adjuster bolt (2). DO NOT tighten the bolts yet.
    3. Fig 2: Spot Type Markings And Special Tool
    GM2373398Courtesy of GENERAL MOTORS COMPANY
  3. Install the EN-6340  locking tool into the camshaft position actuator adjusters.
      NOTE:

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

    1. Install the EN-6340-left  locking tool (1) in the camshaft position actuator adjusters as shown.
      2. NOTE:

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

    2. Install the EN-6340-right  locking tool (2) in the camshaft position actuator adjusters as shown.
    4. Fig 3: Camshaft Position Actuator Adjuster Closure Bolt
    GM2026844Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

    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.

  4. Tighten the camshaft position actuator adjuster bolts (2) in three passes use the EN-45059  meter :
    1. First pass tighten to 50 N.m (37 lb ft).
    2. Second pass to 150 degrees.
    3. Final pass to 15 degrees.
    5. NOTE:

    Check the closure bolt seal ring.

  5. Install the 2 camshaft position actuator adjuster closure plugs (1) and tighten to 30 N.m (22 lb ft).
  6. Remove the EN-6628-A  locking tool.
  7. Raise the vehicle.
    8. Fig 4: Timing Belt Tensioner
    GM2027017Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

  8. Install the timing belt tensioner (2) and tighten the NEW timing belt tensioner bolt (1) in three passes use the EN-45059  meter :
    1. First pass tighten to 20 N.m (15 lb ft).
    2. Second pass to 120 degrees.
    3. Final pass to 15 degrees.
    9. Fig 5: Timing Belt Idler Pulley Bolt
    GM2026843Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

  9. Install the timing belt idler pulley (2) and tighten the NEW bolt (1) in three passes use the EN-45059  meter :
    1. First pass tighten to 20 N.m (15 lb ft).
    2. Second pass to 120 degrees.
    3. Final pass to 15 degrees.
    10. Fig 6: Crankshaft Sprocket
    GM2028278Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    When installing the crankshaft sprocket, the cam and the groove must align (2).

  10. Install the crankshaft sprocket (1).
    11. Fig 7: Aligning Timing Belt Drive Gear And Oil Pump Housing
    GM2027014Courtesy of GENERAL MOTORS COMPANY
  11. Set the crankshaft in the direction of engine rotation to TDC. Use the crankshaft balancer bolt.
    12. Fig 8: Drive Belt
    GM2512747Courtesy of GENERAL MOTORS COMPANY
  12. Install the timing belt (1).
  13. Guide the timing belt past the tensioner and place it on the crankshaft sprocket wheel.
  14. Place the timing belt on the exhaust and intake camshaft position actuator adjusters.
    15. Fig 9: Drive Belt Tensioner, Allen Key And Locking Pin
    GM1937014Courtesy of GENERAL MOTORS COMPANY
  15. Apply tension to the timing belt tensioner (2) in the direction of the arrow, using an allen key (1).
  16. Remove the EN-6333  pin (3).
    17. NOTE:

    The timing belt tensioner moves automatically to the correct position.

  17. Release tension on timing belt tensioner.
  18. Check position of the camshaft and camshaft position actuator adjuster.
    1. Turn crankshaft 720 degrees in the direction of engine rotation by the crankshaft balancer bolt.
      2. NOTE:

      Note marking, camshaft position actuator adjuster.

    2. Insert EN-6340  locking tool into camshaft position actuator adjuster.
    19. Fig 10: Locking Tool
    GM2026534Courtesy of GENERAL MOTORS COMPANY
  19. Insert the EN-6628-A  locking tool (1) into the camshafts.
  20. Align camshafts by hexagon until EN-6628-A  locking tool can be inserted in both camshafts.
    21. Fig 11: Aligning Timing Belt Drive Gear And Oil Pump Housing
    GM2027014Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The crankshaft sprocket and oil pump housing must align.

  21. Check the crankshaft position.
  22. Remove the EN-6628-A  locking tool.
    23. Fig 12: Timing Belt Lower Front Cover
    GM2026840Courtesy of GENERAL MOTORS COMPANY
  23. Install the lower front timing belt cover (1) and tighten the 4 bolts (2) to 6 N.m (53 lb in).
  24. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement (Manual Transmission) , Crankshaft Balancer Replacement (Automatic Transmission) .
  25. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  26. Install the drive belt. Refer to Drive Belt Replacement .
  27. Lower the vehicle.
  28. Install the camshaft position actuator solenoid valve. Refer to Camshaft Position Actuator Solenoid Valve Replacement .
  29. Install the camshaft cover. Refer to Camshaft Cover Replacement .
    30. Fig 13: Timing Belt Upper Front Cover
    GM2027572Courtesy of GENERAL MOTORS COMPANY
  30. Install the timing belt upper front cover (1).
  31. Install the 2 timing belt upper front cover bolts (2) and tighten to 6 N.m (53 lb in).
  32. Install the air cleaner housing. Refer to Air Cleaner Assembly Replacement .
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