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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 134 (Engine Heating And Cooling - Repair Instructions (2 Of 2)) >> Repair Instructions >> Engine Auxiliary Radiator Replacement - Right Side (LSY with V03) >> 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. GM5471818

    Install the engine auxiliary radiator (2) to the charge air cooler bracket (3).

  2. Charge Air Cooler Bracket- Upper (1) - Install
  3. GM5471816
    CAUTION:

    Refer to Fastener Caution

    Charge Air Cooler Bracket Bolt (1) - Install and tighten [2x] - Fastener Specifications

  4. Charge Air Cooler Upper Bracket Nut (2) - Install and tighten [2x] - Fastener Specifications
  5. Charge Air Cooler Upper Insulator (3) - Install [2x]
  6. GM5471814

    Install the engine auxiliary radiator assembly (1) to the vehicle.

  7. GM5471812

    Charge Air Cooler Bracket Bolt (1) - Install and tighten [3x] - Fastener Specifications

  8. Charge Air Cooler Upper Bracket Nut (2) - Tighten - Fastener Specifications
  9. GM5471809

    Install the radiator outlet hose retainer (2) into the radiator outlet hose connector.

  10. Install the radiator outlet hose (1) to the engine auxiliary radiator ensuring that the radiator outlet hose retainer (3) is fully engaged.
  11. Radiator Outlet Hose Clip (3) - Install
  12. GM5471805

    Install the radiator inlet hose retainer (1) into the radiator inlet hose connector.

  13. Radiator Inlet Hose (2) - Install
  14. Install the radiator inlet hose (2) to the engine auxiliary radiator ensuring that the radiator inlet hose retainer (1) is fully engaged.
  15. GM5454437

    Auxiliary Radiator Front Duct (1) - Install

  16. GM5412380

    Front Bumper Impact Bar (2) - Install

  17. Front Bumper Impact Bar Bolt (1) - Install and tighten [8x] - Fastener Specifications
  18. Install the wiring harness.
  19. GM5485943

    Horn (2) - Install [2x]

  20. Horn Bolt (1) - Install and tighten [2x] - Fastener Specifications
  21. GM5422202

    Front End Sheet Metal Cross Brace (2) - Install [2x]

  22. Front End Sheet Metal Cross Brace Bolt (1) - Install and tighten [4x] - Fastener Specifications
  23. GM5518513

    Intake Air Duct Retainer (1) - Install [2x]

  24. Radiator Air Lower Seal Retainer (2) - Install [2x]
  25. Radiator Air Lower Baffle Retainer (3) - Install [2x]
  26. GM5410889
    NOTE:

    The front bumper fascia support brace (2) may have a forward range radar sensor attached, if equipped.

    Front Bumper Fascia Support Brace (2) - Install

  27. Front Bumper Fascia Support Brace Bolt (1) - Install and tighten [3x] - Fastener Specifications
  28. Connect the electrical connector to the forward range radar sensor, if equipped.
  29. GM5454427

    Auxiliary Radiator Duct Retainer (1) - Install [2x]

  30. GM5454422

    Auxiliary Radiator Duct Retainer (1) - Install [3x]

  31. Install the front bumper fascia. 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)
  32. GM5470179

    Auxiliary Radiator Rear Duct (1) - Install

  33. GM5470177

    Auxiliary Radiator Duct Retainer (1) - Install [3x]

  34. GM5470175

    Front Wheelhouse Liner- Right Side (3) - Move into position

  35. Front Wheelhouse Liner Retainer- Right Side (2) - Install
  36. Front Wheelhouse Liner Bolt- Right Side (1) - Install and tighten [6x] - Fastener Specifications
  37. GM5422163
    NOTE:

    Left side shown, right side similar.

    Front Bumper Fascia Air Deflector Bolt- Right Side (1) - Install and tighten [3x] - Fastener Specifications

  38. Front Bumper Fascia Bolt- Right Side (2) - Install and tighten [2x] - Fastener Specifications
  39. GM5439107
    NOTE:
    • Quantity of fasteners may vary based on option content.
    • Left side shown, right side similar.

    Engine Front Splash Shield- Right Side (2) - Install

  40. Engine Front Splash Shield Retainer- Right Side (3) - Install [2x]
  41. Engine Front Splash Shield Bolt- Right Side (1) - Install and tighten [5x] - Fastener Specifications
  42. GM5394612
    NOTE:
    • Quantity of fasteners may vary based on option content.
    • Left side shown, right side similar.

    Front Tire Front Air Deflector- Right Side (2) - Install

  43. Front Tire Front Air Deflector Bolt- Right Side (1) - Install and tighten [4x] - Fastener Specifications
  44. Install the right front tire and wheel assembly. Tire and Wheel Removal and Installation
  45. Fill the cooling system to the proper level. 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)
  46. Start the engine and check for coolant leaks.