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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Engine Heating And Cooling - Repair Instructions (1 Of 2)) >> Repair Instructions >> Charge Air Cooler Replacement - Right Side (LF4) >> Removal Procedure

Removal 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. Drain the cooling system. Refer to Cooling System Draining and Filling (LF4 Static Fill) , or Cooling System Draining and Filling (LF4 GE 47716) 
  2. Raise and support the vehicle. Lifting and Jacking the Vehicle
  3. GM5873162
    NOTE:

    Left side shown, right side similar.

    Front Bumper Fascia Bolt- Right Side (1) - Remove [6x]

  4. Front Bumper Fascia Lower Stiffener Bolt- Right Side (2) - Remove
  5. Front Bumper Fascia Air Deflector Bolt- Right Side (3) - Remove [4x]
  6. GM5873163
    NOTE:

    Left side shown, right side similar.

    Front Bumper Fascia Air Deflector Bolt- Right Side (1) - Remove [6x]

  7. Front Bumper Fascia Lower Reinforcement (2) - Remove
  8. GM5867323
    NOTE:

    Left side shown, right side similar.

    Front Bumper Fascia Air Deflector Bolt- Right Side (1) - Remove [4x]

  9. Front Bumper Fascia Air Deflector- Outer (2) - Remove
  10. Remove the right front tire and wheel assembly. Tire and Wheel Removal and Installation
  11. GM5867672
    NOTE:
    • Left side shown, right side similar.
    • Quantity of fasteners may vary based on option content.
    • Some components not shown for graphic clarity.

    Engine Front Splash Shield Retainer- Right Side (2) - Remove

  12. Engine Front Splash Shield Bolt- Right Side (1) - Remove [4x]
  13. Engine Front Splash Shield (3) - Remove
  14. GM5875528
    NOTE:

    Left side shown, right side similar.

    Front Wheelhouse Liner Bolt- Right Side (1) - Remove [4x]

  15. Front Wheelhouse Liner Retainer- Right Side (2) - Remove
  16. Front Wheelhouse Liner (3) - Reposition
  17. GM5470177

    Auxiliary Radiator Duct Retainer- Right Side (1) - Remove [3x]

  18. GM5470179

    Auxiliary Radiator Rear Duct- Right Side (1) - Remove

  19. GM5839403

    Front Bumper Fascia (1) - Remove - Front Bumper Fascia Removal and Installation (without Blackwing) , or Front Bumper Fascia Removal and Installation (with Blackwing) , or Front Bumper Fascia Removal and Installation (with Blackwing CFV, CFZ)

  20. GM5454422

    Auxiliary Radiator Duct Retainer- Right Side (1) - Remove [3x]

  21. GM5454427

    Auxiliary Radiator Duct Retainer- Right Side (1) - Remove [2x]

  22. GM5420756

    { If equipped } Forward Range Radar Bracket (2) - Remove

    1. Forward Range Radar Bracket Bolt (1) - Remove [3x]
    2. NOTE:

      Forward range radar sensor will be with the bracket.

    3. Forward Range Radar Bracket (2) - Remove
    4. Disconnect the electrical connector.
  23. GM5873047
    NOTE:

    Left side shown, right side similar.

    Auxiliary Radiator Front Inlet Duct Retainer- Left Side and Right Side (1) - Remove [6x]

  24. GM5873049
    NOTE:

    Left side shown, right side similar.

    Auxiliary Radiator Front Inlet Duct- Left Side and Right Side (1) - Reposition [2x]

  25. Transmission Fluid Auxiliary Cooler Bracket Bolt- Left Side and Right Side (2) - Remove [2x]
  26. GM5485943
    NOTE:

    Left side shown, right side similar.

    Horn Bolt (1)- Left Side and Right Side - Remove [2x]

  27. Horn- Left Side and Right Side (2) - Reposition [2x]
  28. GM5873051

    Reposition the wiring harness.

  29. Front Bumper Impact Bar Bolt (1) - Remove [8x]
  30. Front Bumper Impact Bar (2) - Remove
  31. GM5454437

    Auxiliary Radiator Front Duct- Right Side (1) - Remove

  32. GM5867788

    Using an appropriate tool, remove the auxiliary radiator inlet hose retainer (1) from the auxiliary radiator inlet hose connector at the right side charge air cooler.

  33. Remove the auxiliary radiator inlet hose (2) from the right side charge air cooler.
  34. GM5866945

    Radiator Outlet Hose Clip (1) - Remove

  35. Using an appropriate tool, remove the radiator outlet hose retainer (3) from the radiator outlet hose connector at the right side charge air cooler.
  36. Remove the radiator outlet hose (2) from the right side charge air cooler.
  37. GM5471812

    Charge Air Cooler Bracket Bolt (1) - Remove [3x]

  38. Charge Air Cooler Upper Bracket Nut (2) - Loosen
  39. GM5471814

    Remove the right side charge air cooler assembly (1) from the vehicle.

  40. GM5471816

    Radiator Upper Insulator (3) - Remove [2x]

  41. Auxiliary Radiator Bracket Nut (2) - Remove [2x]
  42. Auxiliary Radiator Bracket Bolt (1) - Remove [2x]
  43. GM5471818

    Charge Air Cooler Bracket- Upper (1) - Remove

  44. Remove the charge air cooler (2) from the charge air cooler bracket (3).