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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (Engine Mechanical - 3.6L (LF4) - Repair Instructions (1 Of 4)) >> Repair Instructions >> Compressor Air Intake Turbocharger Replacement - Right Side >> 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. GM5880449

    Turbocharger Gasket (2) - Install NEW

  2. Compressor Air Intake Turbocharger (1) - Remove
  3. GM5880448
    CAUTION:

    Refer to Fastener Caution .

    Turbocharger Bolt (1) - Install and tighten in sequence [4x] - Fastener Specifications

  4. GM5892103

    Turbocharger Coolant Feed Pipe (3) @ Compressor Air Intake Turbocharger - Install

  5. Turbocharger Coolant Feed and Return Pipe Gasket (2) - Install NEW [2x]
  6. Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install and tighten - Fastener Specifications
  7. GM5875520
    NOTE:

    Some components not shown for graphic clarity.

    Turbocharger Oil Return Pipe Gasket (2) - Install NEW [2x]

  8. Turbocharger Oil Return Pipe (1) - Install
  9. GM5875517
    NOTE:

    Some components not shown for graphic clarity.

    Turbocharger Oil Return Pipe Bolt (1) - Install and tighten [4x] - Fastener Specifications

  10. GM5875574
    NOTE:

    Some components not shown for graphic clarity.

    Turbocharger Oil Feed Pipe (4) - Install

  11. Turbocharger Oil Feed Pipe Washer (3) - Install NEW [2x]
  12. Turbocharger Oil Feed Pipe Bolt (2) - Install and tighten - Fastener Specifications
  13. Turbocharger Oil Feed Pipe Fitting Clip (1) - Install
  14. GM5873812

    Turbocharger Coolant Return Pipe (3) - Install

  15. Turbocharger Coolant Feed and Return Pipe Gasket (2) - Install NEW [2x]
  16. Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install and tighten - Fastener Specifications
  17. GM5873832

    Retaining Clip (1) - Install

  18. GM5876059

    Turbocharger Heat Shield (1) - Install

  19. GM5873866

    Turbocharger Heat Shield Bolt (1) - Install and tighten [3x] - Fastener Specifications

  20. GM5875573

    Radiator Outlet Pipe Seal (2) - Install NEW

  21. Radiator Outlet Pipe (1) - Install
  22. GM5875557

    Radiator Outlet Pipe Bolt (2) - Install and tighten - Fastener Specifications

  23. Radiator Outlet Pipe Bolt (1) - Install and tighten - Fastener Specifications
  24. GM5875536

    Wiring Harness Retainer (1) - Install [2x]

  25. GM5875715

    Heater Outlet Hose (4) @ Auxiliary Heater Inlet Hose Tee - Install

  26. Heater Outlet Hose Clamp (3) @ Auxiliary Heater Inlet Hose Tee - Engage - Hose Clamp Replacement Guidelines - Spring Type
  27. Heater Inlet Hose (2) @ Heater Core - Install
  28. Heater Inlet Hose Retainer (1) - Engage
  29. GM5875514

    Radiator Outlet Pipe Bolt (1) - Install and tighten - Fastener Specifications

  30. GM5875503

    Radiator Outlet Hose (2) @ Radiator Outlet Pipe - Install

  31. Radiator Outlet Hose Clamp (1) @ Radiator Outlet Pipe - Engage - Hose Clamp Replacement Guidelines - Spring Type
  32. GM5860355

    Air Cleaner Outlet Duct (1) @ Turbocharger Air Inlet Adapter - Install

  33. GM5860354

    Retainer Spring (4) - Engage

  34. Air Cleaner Outlet Duct Clamp (3) - Tighten - Fastener Specifications
  35. Charge Air Bypass Valve Hose (2) - Install
  36. Charge Air Bypass Valve Hose Clamp (1) - Tighten - Fastener Specifications
  37. GM5854948

    Install the NEW positive crank ventilation foul air tube (2) and secure the 2 positive crankcase ventilation tube connectors (1).

  38. GM5854972

    Turbocharger Wastegate Actuator Vacuum Source Tube (2) - Install

  39. Turbocharger Wastegate Actuator Vacuum Source Tube (2) - Connect - Plastic Collar Quick Connect Fitting Service
  40. Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  41. GM5845622

    Charge Air Bypass Valve Vacuum Tank Tube (2) - Install

  42. Charge Air Bypass Valve Vacuum Tank Tube (2) - Connect - Plastic Collar Quick Connect Fitting Service
  43. Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  44. GM5862960

    Air Cleaner Assembly (2) - Install

  45. Air Cleaner Bolt (1) - Install and tighten - Fastener Specifications
  46. Install all retainers and wiring harnesses to the air cleaner assembly as necessary.
  47. Connect the 2 mass airflow sensor electrical connectors.
  48. GM5864667

    Auxiliary Air Cleaner Outlet Duct (4) - Install

  49. Air Cleaner Outlet Duct Clamp (3) - Tighten - Fastener Specifications
  50. Air Cleaner Outlet Duct (2) - Install
  51. Air Cleaner Outlet Duct Clamp (1) - Tighten - Fastener Specifications
  52. GM5839407

    Front End Sheet Metal Cross Brace- Right Side (3) - Install

  53. Front Suspension Strut Upper Mounting Nut- Right Side (2) - Install and tighten [2x] - Fastener Specifications
  54. Front End Sheet Metal Cross Brace Bolt- Right Side (1) - Install and tighten [3x] - Fastener Specifications
  55. Install all wiring harness retainers to the front end sheet metal cross brace.
  56. GM5864524

    Radiator Air Upper Baffle- Upper (3) - Install

  57. Radiator Air Upper Baffle Bolt (2) - Install and tighten [2x] - Fastener Specifications
  58. Radiator Air Upper Baffle Retainer (1) - Install [5x]
  59. GM5839233

    Transmission Control Module (1) @ Engine Control Module Bracket (2) - Install

  60. Engine Control Module Bracket (2) - Install
  61. GM5839232

    Engine Control Module Bracket Bolt (1) - Install and tighten [3x] - Fastener Specifications

  62. GM5839234

    Engine Control Module (1) - Install

  63. Connect the electrical connectors.
  64. GM5861123

    Radiator Surge Tank Outlet Pipe (3) - Install

  65. Radiator Surge Tank Inlet Hose Clamp (4) @ Engine Radiator - Engage - Hose Clamp Replacement Guidelines - Spring Type
  66. Radiator Surge Tank Inlet Hose Clip (2) @ Engine Control Module Bracket - Install
  67. Radiator Surge Tank Inlet Hose Clamp (1) @ Radiator Surge Tank Inlet Hose - Engage - Hose Clamp Replacement Guidelines - Spring Type
  68. GM5839283

    Oil Filler Cap - Remove

  69. Intake Manifold Cover (2) - Install
  70. Intake Manifold Cover Bolt (1) - Install and tighten - Fastener Specifications
  71. Oil Filler Cap - Install
  72. Fill the cooling system to the proper level. Refer to Cooling System Draining and Filling (LF4 Static Fill) , or Cooling System Draining and Filling (LF4 GE 47716)
  73. Connect the negative battery cable. Battery Negative Cable Disconnection and Connection
  74. Start the engine and check for coolant leaks.
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