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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 220 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (1 Of 3)) >> Repair Instructions >> Timing Chain Tensioner Replacement >> Installation Procedure

Installation Procedure

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  1. Clean all sealing surfaces.
  2. GM5442548

    Clean the block thread holes with a tap before installation of the timing chain tensioner.

  3. Timing Chain Tensioner (1) - Install
    4. CAUTION:

    Refer to Fastener Caution .

  4. Timing Chain Tensioner Bolt (2) - Install [2x] - Fastener Specifications
  5. GM5002102

    Loosen the two bolts (1, 2) from the EN-52461 - 1 Adapter Cam Phaser Torque Reaction Tool.

  6. Slide the 2 EN-52461 - 1 Holder (3) out of the camshaft sprockets.
  7. GM5002065

    Loosen the 2 bolts (1, 4) of EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (5).

  8. Remove the EN-52461  Cam Phaser Torque Reaction Tool (5) along with the 2 EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (2, 3) from the engine.
  9. GM5442955

    EN-955-10A  Locking Pin (1) - Remove

  10. GM4998009
    NOTE:
    • Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant
    • The engine front lower cover sealing surface must be free of contamination prior to applying the sealer.
    • Install and align the engine front lower cover to engine block within 10 minutes of applying the sealer.
    • The engine front lower cover must be fastened to final torque specification within 15 minutes of applying the sealer.

    Apply approximately a 4 mm (0.16 in) thick bead of sealant (1) to the engine front cover. Adhesives, Fluids, Lubricants, and Sealers

  11. Crankshaft Balancer Bolt - Remove and DISCARD
  12. GM5108952

    Install EN-52440  Crankshaft Oil Seal Ring Guide Front (2) to the crankshaft.

  13. Install the engine front cover (1) backwards using the 2 tabs to size the seal.
  14. GM4998004

    Remove the engine front cover (1) after seal is sized.

  15. Install - EN-52483  Guide Pins (2)
  16. Engine Front Cover (1) - Install
  17. EN-52440  Crankshaft Oil Seal Ring Guide Front (3) - Remove
  18. GM4997994

    Engine Front Cover Bolt (1) - Install and hand tighten [9x]

  19. Remove the EN-52483  Guide Pins (3).
  20. Engine Front Cover Bolt (1) - Tighten in sequence [9x] - Fastener Specifications
  21. GM5149274

    Remove the EN-52462 - A  Camshaft Tool (1) by rotating the levers in direction of arrows.

  22. GM5285281

    Loosen and disengage the bolt (2) from EN-52462-A  Camshaft Alignment Tool (1).

  23. EN-52462-A  Camshaft Alignment Tool (1) - Remove
  24. GM5525924

    Clean and apply sealant to the camshaft cover opening plugs (1). Adhesives, Fluids, Lubricants, and Sealers

  25. Camshaft Cover Opening Plug (1) - Install and tighten [2x] - Fastener Specifications
  26. GM5431909

    Engine Wiring Harness (1) @ Camshaft Carrier - Install

  27. Install the 3 wiring harness reatiners.
  28. GM4997073
    NOTE:
    • The timing chain upper cover sealing surface must be free of contamination prior to applying the sealer.
    • Install and align the timing chain upper cover to engine block within 10 minutes of applying the sealer.
    • The timing chain upper cover must be fastened to final torque specification within 15 minutes of applying the sealer.
    • Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant

    Apply approximately a 5 mm (0.2 in) thick bead of sealant (2) on both sides between the camshaft housing and the cylinder head. Adhesives, Fluids, Lubricants, and Sealers .

  29. Check that the 2 Pins (1) are in the camshaft housing or in the timing chain upper cover.
  30. GM4997066

    Timing Belt Front Upper Cover Seal (1) - Install NEW

  31. Timing Chain Upper Cover (2) - Install
  32. GM4997059

    Timing Chain Upper Cover BoltM6 (3) - Install and tighten in sequence - Fastener Specifications

  33. Timing Chain Upper Cover Bolt M5 (2) - Install and tighten in sequence [11x] - Fastener Specifications
  34. GM5439441

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  35. Camshaft Position Actuator Valve Solenoid (2) - Install
  36. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  37. GM5439440

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  38. Camshaft Position Actuator Valve Solenoid (2) - Install
  39. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  40. GM5562846

    Engine Wiring Harness (3) - Reposition

  41. Retainer (1) @ Timing Chain Upper Cover (2) - Engage [6x]
  42. Connect the 2 electrical connectors to the camshaft position actuator valve solenoids.
  43. Raise and support the vehicle. Lifting and Jacking the Vehicle
  44. GM5164169
    NOTE:

    The timing pin (3) is installed into the flexplate for engine timing procedures, it can be damaged if torque is applied to the flexplate with the timing pin engaged. The timing pin must be placed in the retracted position using the handle (1) and twisting to locked position. The slide part (4) to be installed to the flex plate when torque is applied to the flexplate or crankshaft balancer bolt.

    Retract the timing pin (3) using the handle (1) of the EN-52476  Flywheel Lock and Alignment Tool (2).

  45. Ensure to engage the slide (4) of the EN-52476  Flywheel Lock and Alignment Tool (2) into the automatic transmission flexplate.
  46. Lower the vehicle.
  47. GM4998850

    Crankshaft Balancer (2) - Install

  48. Crankshaft Balancer Bolt (1) - Install NEW and tighten - Fastener Specifications
  49. GM5129786

    Accessory Drive Primary Belt (1) - Install

  50. GM5129599

    Use a suitable tool to rotate the drive belt tensioner (1) counterclockwise and hold.

  51. Slowly release tension on the drive belt tensioner.
  52. Raise and support the vehicle. Lifting and Jacking the Vehicle
  53. GM5164169
    NOTE:

    The timing pin (3) is installed into the flexplate for engine timing procedures, it can be damaged if torque is applied to the flexplate with the timing pin engaged. The timing pin must be placed in the retracted position using the handle (1) and twisting to locked position. The slide part (4) to be installed to the flex plate when torque is applied to the flexplate or crankshaft balancer bolt.

    EN-52476  Flywheel Lock and Alignment Tool (2) - Remove

  54. GM5319715

    Starter (3) - Install

  55. Starter Bolt (2) - Install and tighten [2x] - Fastener Specifications
  56. Starter Stud (1) - Install and tighten - Fastener Specifications
  57. GM5460947

    Auxiliary Generator Battery Jumper Cable (2) - Install

  58. Battery Positive Cable Nut (1) @ Starter Solenoid - Install and tighten - Fastener Specifications
  59. GM5460935

    Electrical Connector (1) - Connect

  60. GM5460874

    Auxiliary Generator Battery Jumper Cable (3) - Install

  61. Battery Negative Cable Nut (1) @ Starter Stud - Install and tighten - Fastener Specifications
  62. Engine Wiring Harness Retainer (2) - Engage [2x]
  63. Lower the vehicle.
  64. GM5068106

    Oil Level Indicator Tube Seal (2) - Install NEW

  65. Oil Level Indicator Tube (1) - Install
  66. GM5136547

    Oil Level Indicator Tube Bracket Bolt (2) - Install and tighten - Fastener Specifications

  67. Electrical Connector (1) @ Oil Level Indicator Tube (3) - Clip
  68. GM5335764
  69. Oil Level Indicator (1) - Install
  70. GM5080707

    Evaporative Emission Canister Purge Tube (2) - Install

  71. Connect the quick disconnects (1) and install the retainer (3). Plastic Collar Quick Connect Fitting Service
  72. GM5335089

    Intake Manifold Cover (1) @ Upper Intake Manifold Bracket (2) - Install

  73. GM5335087
    NOTE:

    Ensure the engine sight shield retainers fully engage the intake manifold cover studs.

    Push down on the front of the intake manifold cover (1) engaging the intake manifold cover retainers to the intake manifold cover studs.

  74. Install the oil fill cap.
  75. Check and top off engine oil as required.
    1. Adhesives, Fluids, Lubricants, and Sealers
    2. Approximate Fluid Capacities
  76. Connect the battery. Battery Negative Cable Disconnection and Connection
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