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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 2) >> 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.
GM5299629
  1. Knock Sensor (2) - Install
  2. CAUTION:

    Refer to Fastener Caution .

  3. Knock Sensor Bolt (1) - Install and tighten - Fastener Specifications
  4. Connect the electrical connector to the knock sensor.
  5. GM5123952

    Water Outlet Seal (2) - Install NEW

  6. Engine Coolant Flow Control Valve (1) - Install
  7. GM5123951

    Engine Coolant Flow Control Valve Bolt (1) - Install and tighten [4x] - Fastener Specifications

  8. GM5123949

    Electrical Connector (2) @ Engine Coolant Temperature Sensor - Connect

  9. Electrical Connector (1) @ Engine Coolant Flow Control Valve - Connect [2x]
  10. GM5123948

    Engine Oil Cooler Coolant Inlet Hose (4) @ Engine Coolant Flow Control Valve - Install

  11. Engine Coolant Air Bleed Hose (3) @ Engine Coolant Flow Control Valve - Install
  12. Engine Coolant Air Bleed Hose (2) @ Engine Coolant Flow Control Valve - Install
  13. Hose Clamp (1) - Engage [3x] - Hose Clamp Replacement Guidelines - Spring Type
  14. GM5123947

    Radiator Inlet Hose (3) @ Engine Coolant Flow Control Valve - Install

  15. Thermostat Bypass Hose (2) @ Engine Coolant Flow Control Valve - Install
  16. Hose Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  17. GM5087317

    Intake Manifold Gasket (2) - Install NEW

  18. GM5454734
    NOTE:

    Check that the 2 pins (4) of the intake manifold are seated correctly in the cylinder head.

    Intake Manifold (3) - Install

  19. Charge Air Cooler Outlet Air Tube (2) @ Intake Manifold (3) - Install
  20. Connect throttle body electrical connector (1)
  21. GM5448534

    Intake Manifold Bolt (1) - Tighten in sequence [7x] - Fastener Specifications

  22. GM5420336

    Connect the intake air pressure and temperature sensor electrical connector. (1)

  23. GM5512539

    Radiator Surge Tank Inlet Pipe Bracket (2) - Install [2x]

  24. Radiator Surge Tank Outlet Hose Clip Bracket Nut (1) - Install and tighten [2x] - Fastener Specifications
  25. GM5071195

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

  26. Retainer Spring (1) - Engage
  27. GM5137171

    Reposition the wiring harness (3) and connect as necessary.

  28. Retainer (1) @ Intake Manifold (2) - Install [7x]
  29. GM5117362

    Evaporative Emission Canister Purge Pump (2) - Install

  30. Evaporative Emission Canister Purge Pump Bolt (1) - Install and tighten [3x] - Fastener Specifications
  31. Connect the electrical connector to the evaporative emission canister purge pump.
  32. GM5318338

    Evaporative Emission Pipe (1) - Install

  33. Connect the quick disconnect. Plastic Collar Quick Connect Fitting Service 
  34. GM5448536

    Evaporative Emission Canister Purge Tube (2) - Install

  35. Connect the evaporative emission canister purge tube quick disconnects. (1) Plastic Collar Quick Connect Fitting Service 
  36. Connect the evaporative emission canister purge tube (2) to the retainer (3).
  37. GM5137016

    Upper Intake Manifold Bracket (2) - Install

  38. Upper Intake Manifold Cover Nut (1) - Install and tighten [2x] - Fastener Specifications
  39. GM5137013

    Upper Intake Manifold Cover Bracket Bolt (1) @ Upper Intake Manifold Bracket (2) - Install and tighten [2x] - Fastener Specifications

  40. GM5525674

    Wiring Harness (4) - Reposition

  41. Retainer (2) @ Upper Intake Manifold Bracket (3) - Install [3x]
  42. Electrical Connector (1) - Connect [3x]
  43. GM5068106

    Oil Level Indicator Tube Seal (2) - Install NEW

  44. Oil Level Indicator Tube (1) - Install
  45. GM5136547

    Oil Level Indicator Tube Bracket Bolt (1) - Install and tighten - Fastener Specifications

  46. Electrical Connector (1) @ Oil Level Indicator (3) - Install
  47. GM5449822

    Oil Level Indicator (1) - Install

  48. GM5335089

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

  49. 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).

  50. Install the oil fill cap.
  51. Connect the battery. Battery Negative Cable Disconnection and Connection
  52. Fill the cooling system. Cooling System Draining and Filling (LSY GE 47716) , or Cooling System Draining and Filling (LSY Static Fill) , or Cooling System Draining and Filling (LSY with V03 Static Fill) , or Cooling System Draining and Filling (LSY with V03 GE 47716)
  53. Start the engine and check for leaks.