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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 >> Fuel Injection Fuel Rail Insulator Replacement >> 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.
  1. GM5299635
    WARNING:

    The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.

    Fuel Injection Fuel Rail Insulator (1) - Install

  2. GM4995197

    Wiring Harness (2) @ Fuel Injection Fuel Rail Insulator (1) - Install

  3. GM5123952

    Water Outlet Seal (2) - Install NEW

  4. Engine Coolant Flow Control Valve (1) - Install
  5. GM5123951

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

  6. GM5123949

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

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

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

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

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

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

    Intake Manifold Gasket (2) - Install NEW

  16. GM5454734
    NOTE:

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

    Intake Manifold (3) - Install

  17. Intake Manifold Bolt - Install, but do NOT tighten [7x]
  18. Charge Air Cooler Outlet Air Tube (2) @ Throttle Body - Install
  19. Electrical Connector @ Throttle Body (1) - Connect
  20. GM5087340
    CAUTION:

    Refer to Fastener Caution .

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

  21. GM5512539

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

  22. Radiator Surge Tank Outlet Hose Clip Bracket Nut (1) - Tighten [2x] - Fastener Specifications
  23. GM5137171

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

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

    Evaporative Emission Canister Purge Pump (2) - Install

  26. Evaporative Emission Canister Purge Pump Bolt (1) - Install and tighten [3x] - Fastener Specifications
  27. Connect the electrical connector.
  28. GM5318338

    Evaporative Emission Pipe (1) - Install

  29. Connect the quick connect. Plastic Collar Quick Connect Fitting Service 
  30. GM5448536

    Evaporative Emission Canister Purge Tube (2) - Install

  31. Connect the evaporative emission canister purge tube quick connects (1). Plastic Collar Quick Connect Fitting Service 
  32. Connect the evaporative emission canister purge tube (2) to the retainer (3).
  33. GM5137016

    Upper Intake Manifold Bracket (2) - Install

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

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

  36. GM5137012

    Wiring Harness (4) - Reposition

  37. Retainer (2) @ Upper Intake Manifold Bracket (3) - Install [3x]
  38. Electrical Connector (1) - Connect [3x]
  39. GM5068106

    Oil Level Indicator Tube Seal (2) - Install NEW

  40. Oil Level Indicator Tube (1) - Install
  41. GM5136547

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

  42. Electrical Connector (1) @ Oil Level Indicator (3) - Install
  43. GM5420336

    Connect the electrical connector. (1)

  44. GM5335764

    Oil Level Indicator (1) - Install

  45. GM5335089

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

  46. 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).

  47. Install the oil fill cap.
  48. Connect the battery. - Battery Negative Cable Disconnection and Connection
  49. 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)
  50. Start the engine and check for leaks.
  51. Perform the throttle body idle air flow compensation reset. Throttle Body Idle Air Flow Compensation Reset