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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 - Left 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. GM5880454

    Turbocharger Gasket (2) - Install NEW

  2. Compressor Air Intake Turbocharger (1) - Remove
  3. GM5880453
    CAUTION:

    Refer to Fastener Caution .

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

  4. GM5892303

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

  5. Turbocharger Coolant Feed and Return Pipe Gasket (2) @ Compressor Air Intake Turbocharger - Install NEW [2x]
  6. Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install and tighten - Fastener Specifications
  7. GM5874905
    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. GM5874904
    NOTE:

    Some components not shown for graphic clarity.

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

  10. GM5875352

    Turbocharger Oil Feed Pipe (3) - Install

    11. NOTE:

    Some components not shown for graphic clarity.

  11. Turbocharger Oil Feed Pipe Washer (2) - Install NEW
  12. Turbocharger Oil Feed Pipe Bolt (1) - Install and tighten - Fastener Specifications
  13. GM5875351
    NOTE:

    Some components not shown for graphic clarity.

    Turbocharger Oil Feed Pipe Fitting Clip (2) - Install

  14. Positive Assurance Cap (1) - Install
  15. GM5879216

    Turbocharger Heat Shield (1) - Install

  16. GM5879181

    Turbocharger Heat Shield Bolt (1) - Install and tighten - Fastener Specifications

  17. GM5872277

    Turbocharger Exhaust Pipe Gasket (2) - Install NEW

  18. Warm Up Three-Way Catalytic Converter (1) - Install
  19. GM5872256

    Catalytic Converter Nut (1) - Install and tighten [4x] - Fastener Specifications

  20. Connect the heated oxygen sensor electrical connector.[2x]
  21. GM5867464

    Catalytic Converter Brace (2) - Install

  22. Catalytic Converter Brace Bracket Nut (1) - Install and tighten [5x] - Fastener Specifications
  23. GM5865329

    Catalytic Converter Gasket (2) - Install NEW

  24. With the aid of an assistant, install the exhaust muffler (1).
  25. GM5865300

    Exhaust Muffler Hanger Bracket Nut (1) - Install and tighten [4x] - Fastener Specifications

  26. GM5865293

    Electrical Connector (1) - Connect

  27. GM5865287

    Electrical Connector (1) - Connect

  28. GM5406632

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Right Side (2) - Install [2x]

  29. GM5406578

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Install [2x]

  30. GM5865271

    Exhaust Pipe Clamp (1) - Tighten [2x] - Fastener Specifications

  31. GM5865265

    Catalytic Converter Nut (1) - Install and tighten [2x] - Fastener Specifications

  32. GM5400756

    Floor Panel Reinforcement (2) - Install

  33. Floor Panel Number 4 Cross Bar Reinforcement Bolt (1) - Install and tighten [6x] - Fastener Specifications
  34. GM5400642

    Underbody Rear Air Deflector- Right Side (5) - Install

  35. Underbody Rear Air Deflector Nut- Right Side (3) - Install and tighten [3x] - Fastener Specifications
  36. Underbody Rear Air Deflector Bolt- Right Side (2) - Install and tighten [3x] - Fastener Specifications
  37. Underbody Rear Air Deflector Nut- Right Side (4) - Install and tighten [2x] - Fastener Specifications
  38. Rear Wheelhouse Liner Bolt- Right Side (1) - Install and tighten - Fastener Specifications
  39. GM5400553

    Underbody Rear Air Deflector- Left Side (5) - Install

  40. Underbody Rear Air Deflector Nut- Left Side (2) - Install and tighten [3x] - Fastener Specifications
  41. Underbody Rear Air Deflector Bolt- Left Side (3) - Install and tighten [3x] - Fastener Specifications
  42. Underbody Rear Air Deflector Nut- Left Side (4) - Install and tighten [2x] - Fastener Specifications
  43. Rear Wheelhouse Liner Bolt- Left Side (1) - Install and tighten - Fastener Specifications
  44. GM5395705

    Rear Tire Front Air Deflector- Left Side and Right Side (2) - Install [2x]

  45. Rear Tire Front Air Deflector Bolt- Left Side and Right Side (1) - Install and tighten [4x] - Fastener Specifications
  46. Lower the vehicle.
  47. GM5879148

    Turbocharger Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications

  48. GM5873812

    Turbocharger Coolant Return Pipe (3) - Install

  49. Turbocharger Coolant Feed and Return Pipe Gasket (2) - Install NEW [2x]
  50. Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install and tighten - Fastener Specifications
  51. GM5873802

    Retaining Clip (1) - Install

  52. GM5860358

    Auxiliary Air Cleaner Outlet Duct (1) - Install

  53. GM5860357

    Retainer Spring (3) - Engage

  54. Charge Air Bypass Valve Hose (2) - Install
  55. Charge Air Bypass Valve Hose Clamp (1) - Tighten - Fastener Specifications
  56. GM5860356

    Air Cleaner Outlet Duct Clamp (2) - Tighten - Fastener Specifications

  57. Turbocharger Wastegate Actuator Vacuum Tank Solenoid Valve Tube (1) - Connect - Plastic Collar Quick Connect Fitting Service
  58. GM5846598

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

  59. GM5839283

    Oil Filler Cap - Remove

  60. Intake Manifold Cover (2) - Install
  61. Intake Manifold Cover Bolt (1) - Install and tighten - Fastener Specifications
  62. Oil Filler Cap - Install
  63. Fill the cooling system. Refer to Cooling System Draining and Filling (LF4 Static Fill) , or Cooling System Draining and Filling (LF4 GE 47716)
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