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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 60 (Engine Controls And Fuel - 2.7L (L3B) - Repair Instructions) >> Repair Instructions >> Knock Sensor Replacement (Position 1) >> Installation Procedure

Installation 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.
GM5395582
  1. Knock Sensor (2) - Install
    2. CAUTION:

    Refer to Fastener Caution

  2. Knock Sensor Bolt (1) - Install and tighten - Fastener Specifications
  3. Connect the knock sensor electrical connector.
  4. GM5133779

    Electrical Connector (1) - Connect

  5. GM5045008

    Intake Manifold Gasket (3) - Install NEW [4x]

  6. Crankcase Vent Passage Seal (4) - Install NEW
  7. GM5507557

    Intake Manifold (1) - Install

  8. GM5508646

    Intake Manifold Bolt (1) - Install and tighten [6x] - Fastener Specifications

  9. GM5507451

    Retainer (1) - Install

  10. GM5399157

    Charge Air Cooler Outlet Air Tube (2) @ Throttle Body (3) - Install

  11. Retainer Spring (1) - Engage
  12. GM5507441

    Upper Intake Manifold Cover (1) - Install

  13. GM5507437

    Intake Manifold Cover Stud (2) - Install and tighten [3x] - Fastener Specifications

  14. Intake Manifold Cover Bolt (1) - Install and tighten [2x] - Fastener Specifications
  15. GM5402098

    Evaporative Emission Canister Purge Pump (2) - Install

  16. Evaporative Emission Canister Purge Pump Bolt (1) - Install and tighten [3x] - Fastener Specifications
  17. GM5517201

    Oil Level Indicator Tube (2) - Install

  18. Oil Level Indicator Tube Bracket Bolt (1) - Install and tighten - Fastener Specifications
  19. GM5504108

    Engine Wiring Harness (4) - Reposition

  20. Retainer (3) - Install [4x]
  21. Electrical Connector (2) - Connect [2x]
  22. Engine Wiring Harness Bolt (1) - Install and tighten - Fastener Specifications
  23. GM5509132

    Throttle Body Electrical Connector (1) - Connect

  24. GM5504095

    Radiator Surge Tank Inlet Hose (3) - Reposition

  25. Retainer (2) - Install [3x]
  26. Evaporative Emission Canister Purge Tube (1) - Connect
  27. GM5504092

    Evaporative Emission Pipe (2) - Connect

  28. Fuel Feed Pipe (1) - Connect
  29. GM5129466

    Fuel Feed Pipe Bolt (1) @ Evaporative Emission Canister Purge Pump - Install and tighten - Fastener Specifications

  30. GM5456829
    NOTE:

    Ensure the intake manifold cover insulator retainers fully engage the intake manifold cover studs.

    Intake Manifold Cover Insulator (1) - Install

  31. GM5456746

    Intake Manifold Cover Bolt (1) - Install and tighten - Fastener Specifications

  32. GM5432174

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

  33. GM5432171

    Push down on the front of the intake manifold cover (2).

  34. Intake Manifold Cover Bolt (1) - Install and tighten [2x] - Fastener Specifications
  35. Install the oil fill cap.
  36. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  37. Pressurize the fuel system and inspect for leaks.
  38. Perform the intake system learned values reset. Intake System Learned Values Reset 
  39. Perform the throttle body idle air flow compensation reset. Throttle Body Idle Air Flow Compensation Reset
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