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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (3 Of 3)) >> Repair Instructions >> Timing Chain Upper Cover Replacement >> Installation Procedure

Installation Procedure

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  1. Clean all sealing surfaces.
  2. 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 .

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

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

  5. Timing Chain Upper Cover (2) - Install
  6. GM4997059

    Timing Chain Upper Cover Bolt-M6 (3) - Install and tighten in sequence - Fastener Specifications

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

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  9. Camshaft Position Actuator Valve Solenoid (2) - Install
  10. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  11. GM5439440

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  12. Camshaft Position Actuator Valve Solenoid (2) - Install
  13. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  14. GM5562846

    Engine Wiring Harness (3) - Reposition

  15. Retainer (1) @ Timing Chain Upper Cover (2) - Engage [6x]
  16. Connect the 2 electrical connectors to the camshaft position actuator valve solenoids.
  17. GM5080707

    Evaporative Emission Canister Purge Tube (2) - Install

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

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

  20. 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) as indicated by the arrow.

  21. Install the oil fill cap.
  22. Connect the battery. Battery Negative Cable Disconnection and Connection
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