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.

Drain the charge air cooling system. Charge Air Cooling System Draining and Filling (LGY) , or
Courtesy of GENERAL MOTORS COMPANY

Air Cleaner Assembly (1) - Remove - Air Cleaner Assembly Replacement
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Charge Air Cooler Coolant Hose@Auxiliary Water Pump (3) - Remove - Charge Air Cooler Coolant Hose Replacement (LGY from Intercooler Heat Exchanger Radiator to Charge Air Cooler Coolant Outlet Pipe) , or Charge Air Cooler Coolant Hose Replacement (LGY from Turbocharger Coolant Feed Pipe Fitting to Charge Air Cooler Coolant Hose) , or Charge Air Cooler Coolant Hose Replacement (LGY from Intake Manifold to Charge Air Cooler Coolant Hose) , or Charge Air Cooler Coolant Hose Replacement (AWD with LGY from Turbocharger Coolant Feed Pipe Fitting to Auxiliary Water Pump)
Courtesy of GENERAL MOTORS COMPANY

Radiator Outlet Hose (2) @Auxiliary Water Pump - Remove - Radiator Outlet Hose Replacement (AWD with LGY Auxiliary Water Pump to Charge Air Cooler)
Courtesy of GENERAL MOTORS COMPANY

Charge Air Cooler Bracket Nut (1) - Remove [2x]
Disconnect the electrical connector.
Auxiliary Water Pump (2) - Remove