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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 >> Camshaft Sprocket Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Open the hood.
  2. Remove the air cleaner housing. Refer to Air Cleaner Assembly Replacement .
  3. Remove the camshaft cover. Refer to Camshaft Cover Replacement .
  4. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  5. Remove the timing belt. Refer to Timing Belt Replacement .
  6. Remove the timing belt idler pulley. Refer to Timing Belt Idler Pulley Removal .
    7. Fig 1: Turning Crankshaft Against Direction Of Engine Rotation
    GM2027016Courtesy of GENERAL MOTORS COMPANY
  7. Set the crankshaft in direction of engine rotation to 60°(a) before TDC. Use the EN-45059  meter and the crankshaft balancer bolt.
  8. Remove the crankshaft sprocket. Refer to Crankshaft Sprocket Removal .
  9. Lower the vehicle.
  10. Remove the engine mount bracket. Refer to Engine Mount Bracket Replacement .
    11. Fig 2: Timing Belt Center Front Cover
    GM2026839Courtesy of GENERAL MOTORS COMPANY
  11. Remove the center front timing belt cover from the rear timing belt cover at 2 locations.
  12. Remove the center front timing belt cover (1).
    13. Fig 3: Timing Belt Tensioner
    GM2027017Courtesy of GENERAL MOTORS COMPANY
  13. Remove the tensioner bolt (1).
  14. Remove the timing belt tensioner (2).
    15. Fig 4: Aligning Camshafts Horizontally
    GM2026512Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the arrows.

  15. Turn the camshaft by the hexagon until the groove on the end of the camshafts is horizontal.
    16. Fig 5: Locking Tool
    GM2026534Courtesy of GENERAL MOTORS COMPANY
  16. Install the EN-6628-A  locking tool (1).
  17. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    18. 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.

  18. Place a collecting basin underneath the vehicle.
    19. Fig 6: Camshaft Position Actuator Adjuster Closure Bolt
    GM2026844Courtesy of GENERAL MOTORS COMPANY
  19. 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).
  20. Remove and DISCARD the intake camshaft position actuator adjuster bolt and/or the exhaust camshaft position actuator adjuster bolt (2).
    21. NOTE:

    A second person is required. Counterhold against the hexagon of corresponding camshaft with an open-ended wrench.

  21. Remove the intake camshaft position actuator adjuster and/or the exhaust camshaft position actuator adjuster (3).
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