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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 (Engine Mechanical - 2.7L (L3B) - Repair Instructions (2 Of 3)) >> Repair Instructions >> Timing Chain Upper Cover Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery. Battery Negative Cable Disconnection and Connection
  2. Remove the oil fill cap.
  3. GM5432171

    Intake Manifold Cover Bolt (1) - Remove [2x]

  4. Lift up on the front of the intake manifold cover (2).
  5. GM5432174

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

  6. GM5512092

    Positive Crankcase Ventilation Tube (4) - Disconnect

  7. GM5878053

    Retainer (1) - Unclip [2x]

  8. GM5020482

    Disconnect the electrical connector.[2x]

  9. Camshaft Position Actuator Valve Solenoid Bolt (1) - Remove [4x]
  10. Camshaft Position Actuator Valve Solenoid (2) - Remove [2x]
  11. Camshaft Position Actuator Magnet Gasket (3) - Remove and DISCARD [2x]
  12. Engine Wiring Harness - Reposition
  13. GM5004054

    Timing Chain Upper Cover Bolt (1) - Remove [9x]

  14. Timing Chain Upper Cover Bolt (2) - Remove
  15. Timing Chain Upper Cover (3) - Remove
  16. Timing Belt Front Upper Cover Seal (4) - Remove and DISCARD
  17. Engine Front Cover Locating Pin (5) - Remove [2x]
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