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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.5L (LYX)) >> Repair Instructions - On Vehicle >> Camshaft Timing Chain Replacement >> Installation Procedure

Installation Procedure

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    Fig 1: Timing Chain
    GM3977678Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure the actuator timing marks are approximately the 12 O'clock position.

  1. Install Timing Chain (1).
    2. Fig 2: Timing Chain Marks
    GM3977683Courtesy of GENERAL MOTORS COMPANY
  2. Ensure that the colored link (3) matches to the arrow on the crankshaft sprocket.
  3. Ensure that the colored links (1, 2) match to the marks on the camshaft position adjuster actuators.
    4. Fig 3: Timing Chain Tensioner Tool, Timing Chain Tensioner, Bolts And Gasket
    GM3689090Courtesy of GENERAL MOTORS COMPANY
  4. Install a NEW gasket.(2)
  5. Install Timing Chain Tensioner(1).
    6. CAUTION:

    Refer to Fastener Caution .

  6. Install Timing Chain Tensioner Bolt (4) and tighten 25 N.m (18 lb ft)[2x].
    7. Fig 4: Timing Chain Tensioner Shoe Fastener
    GM3977663Courtesy of GENERAL MOTORS COMPANY
  7. Install Timing Chain Tensioner Shoe (2)
  8. Install Timing Chain Tensioner Shoe Bolt (1) and tighten 25 N.m (18 lb ft)
  9. Remove the suitable tool from the timing chain tensioner.
    10. Fig 5: Camshaft Holder
    GM4091100Courtesy of GENERAL MOTORS COMPANY
  10. Remove the EN-51367  holder (1).
  11. Install Timing Chain Upper Guide Replacement .
  12. Check the position of the crankshaft, camshaft and camshaft position actuator adjuster.
    1. Install the engine front cover with 4 bolts and the crankshaft balancer.
      2. Fig 6: Crankshaft Balancer Markings
      GM3682494Courtesy of GENERAL MOTORS COMPANY
    2. Turn crankshaft 720 degrees in the direction of engine rotation by the crankshaft balancer bolt (2).
    13. Fig 7: Camshaft Holder
    GM4091100Courtesy of GENERAL MOTORS COMPANY
  13. Install the EN-51367  holder (1).
  14. If the EN-51367  holder (1) can be installed, the engine timing is properly adjusted.
  15. Remove the EN-51367  holder.
  16. Remove the engine front cover and crankshaft balancer.
  17. Install Engine Front Cover Replacement 
  18. Install Camshaft Cover Replacement 
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