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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Engine Controls And Fuel - 2.0L (LSY) - Repair Instructions) >> Repair Instructions >> Knock Sensor Replacement (Position 1) >> 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 negative cable. Battery Negative Cable Disconnection and Connection
  2. Remove the oil fill cap.
    GM5335087
  3. Lift up on the front of the intake manifold cover. (1)
  4. GM5335089

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

  5. GM5129599

    Using an appropriate tool, rotate the drive belt tensioner (1) counterclockwise and hold tension.

  6. GM5129786

    Accessory Drive Primary Belt (1) - Remove

  7. Slowly release tension on the drive belt tensioner.
  8. GM5314509

    Retainer Spring (1) - Release

  9. Charge Air Cooler Outlet Air Tube (2) @ Throttle Body (3) - Remove
  10. GM5407593

    Radiator Inlet Hose Bracket Bolt (1) - Remove

  11. Radiator Inlet Hose Bracket (2) - Reposition away
  12. GM5319644
    NOTE:

    Intake manifold is shown transparent for graphic clarity.

    Battery Positive Cable Nut (1) @ Generator - Remove

  13. Auxiliary Generator Battery Jumper Cable (2) - Remove
  14. GM5319645

    Electrical Connector (1) - Disconnect

  15. GM5395311

    Remove the upper generator bolt (1).

  16. Loosen the lower generator bolt (2) until it is disengaged from the generator bracket.
  17. GM5395328

    Remove the generator (1).

  18. GM5299624

    Knock Sensor Bolt (1) - Remove

  19. Disconnect the electrical connector.
  20. Knock Sensor (2) - Remove
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