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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 279 (Engine Cooling System - Repair Instructions) >> Repair Instructions >> Turbocharger Coolant Feed Pipe Fitting Replacement (LGY) >> 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. Drain the charge air cooling system. Charge Air Cooling System Draining and Filling (LGY) 
  2. GM5519721Courtesy of GENERAL MOTORS COMPANY

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

  3. Intake Manifold Cover - Remove - Intake Manifold Cover Replacement
  4. GM5543899Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Nut (2) - Remove

  5. Engine Wiring Harness (1) - Reposition away
  6. GM5551109Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Nut (3) - Remove

  7. Charge Air Cooler Coolant Hose Clamp (1) - Disengage [2x] - Hose Clamp Replacement Guidelines - Spring Type 
  8. Turbocharger Coolant Feed Pipe Fitting (2) - Remove