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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 - Right Side to Engine Radiator) >> Removal Procedure

Removal 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. GM5867821Courtesy of GENERAL MOTORS COMPANY

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

  2. Drain the cooling system. Cooling System Draining and Filling (LT4 Static Fill) , or Cooling System Draining and Filling (LT4 GE 47716) 
  3. GM5873702Courtesy of GENERAL MOTORS COMPANY

    Auxiliary Radiator Front Inlet Duct- Right Side (1) - Remove - Auxiliary Radiator Front Inlet Duct Replacement - Right Side (LT4) 

  4. GM5873778Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose Clamp (2) - Disengage - Hose Clamp Replacement Guidelines - Spring Type 

  5. Radiator Inlet Hose (1) @Engine Radiator - Remove
  6. GM5873777Courtesy of GENERAL MOTORS COMPANY

    Using an appropriate tool, remove the radiator outlet hose retainer (1) from the auxiliary radiator inlet hose connector.

  7. Radiator Inlet Hose (2) @Charge Air Cooler- Right Side - Remove