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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 >> Charge Air Cooler Coolant Hose Replacement (LT4 Charge Air Cooler Front Manifold to Engine Radiator Intercooler Heat Exchanger) >> 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. GM5874785Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Coolant Hose (2) - Install

  2. Charge Air Bypass Valve Tube Clip (1) @Cooling Fan Motor - Install [2x]
  3. GM5874782Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Coolant Hose (2) @Charge Air Cooler Front Manifold - Install

  4. Charge Air Cooler Retainer (1) - Install
  5. Charge Air Bypass Regulator Solenoid Valve Inlet Tube Clip (3) - Install [2x]
  6. GM5874784Courtesy of GENERAL MOTORS COMPANY

    Install the charge air cooler coolant hose (1) to the engine radiator intercooler heat exchanger.

  7. Retainer (2) - Engage
  8. GM5831537Courtesy of GENERAL MOTORS COMPANY

    Intake Air Duct (1) - Install - Intake Air Duct Replacement

  9. GM5872082Courtesy of GENERAL MOTORS COMPANY

    Radiator Air Side Upper Baffle - Right Side (1) - Install - Radiator Air Side Upper Baffle Replacement - Right Side (LT4) 

  10. GM5867821Courtesy of GENERAL MOTORS COMPANY

    Front Bumper Fascia (1) - Install - Front Bumper Fascia Replacement (without Blackwing) , or Front Bumper Fascia Replacement (with Blackwing)

  11. GM5831521Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Assembly (1) - Install - Air Cleaner Assembly Replacement

  12. GM5831524Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct (1) - Install - Air Cleaner Outlet Duct Replacement

  13. Fill the charge air cooling system. Charge Air Cooling System Draining and Filling (LT4) 
  14. Intake Manifold Cover - Install - Intake Manifold Cover Replacement
  15. Start the engine and check for coolant leaks.