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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 279 (Engine Cooling System - Repair Instructions) >> Repair Instructions >> Radiator Inlet Hose Replacement (LT4 Charge Air Cooler - Left Side to Charge Air Cooler Coolant Pump) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5873055Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Install the radiator outlet hose retainer (1) to the radiator inlet hose connector.

  2. Install the radiator inlet hose (2) to the left side charge air cooler ensuring the radiator outlet hose retainer (1) is fully engaged.
  3. Radiator Inlet Hose Clip (3) - Install
  4. Front Wheelhouse Liner - Install - Front Wheelhouse Liner Replacement , or Front Wheelhouse Liner Replacement (Blackwing)
  5. Install the left front tire and wheel assembly. Tire and Wheel Removal and Installation (without J57) , or Tire and Wheel Removal and Installation (with J57)
  6. GM5873053Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose (1) @Charge Air Cooler Coolant Pump - Install

  7. Radiator Inlet Hose Clamp (2) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  8. Fill the charge air cooling system. Charge Air Cooling System Draining and Filling (LT4) 
  9. Start the engine and check for coolant leaks.