Removal Procedure

WARNING: This page is about a different variant/trim than selected.

CAUTION:

If a turbocharger has failed, clean any turbocharger debris or excessive oil from the charge air cooler system before installing the new turbocharger. Failure to clean debris from the charge air cooler system will cause severe turbocharger and engine damage upon startup.

Intake Manifold Cover - Remove - Intake Manifold Cover Replacement
Air Cleaner Outlet Duct - Remove - Air Cleaner Outlet Duct Replacement (Non-Tamperproof) , or Air Cleaner Outlet Duct Replacement (Tamperproof)
Drain the coolant. Cooling System Draining and Filling (GE 47716) , or Cooling System Draining and Filling (Static Fill)
Courtesy of GENERAL MOTORS COMPANY

Turbocharger Heat Shield (1) - Remove - Turbocharger Heat Shield Replacement .
Warm Up Three-Way Catalytic Converter - Remove - Warm Up Three-Way Catalytic Converter Replacement (LTG)
Courtesy of GENERAL MOTORS COMPANY

Charge Air Cooler Inlet Air Tube@Turbocharger - Remove - Charge Air Cooler Inlet Air Tube Replacement
Courtesy of GENERAL MOTORS COMPANY

NOTE:
The PCV hose and fitting assembly connection is permanent. Reinstall these components as an assembly unless new components are being used.

NOTE:
Always ensure the PCV hose fitting O-Ring (3) seal is free of cuts or abrasions each time the fitting is attached to the turbocharger.

Positive Crankcase Ventilation Hose Fitting Bolt (1) - Remove
Positive Crankcase Ventilation Hose Fitting (2) - Disconnect
Courtesy of GENERAL MOTORS COMPANY

Turbocharger Coolant Return Pipe (3) - Remove - Turbocharger Coolant Return Pipe Replacement (LTG)
Courtesy of GENERAL MOTORS COMPANY

Disconnect the electrical connectors. (1)
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Turbocharger Oil Feed Pipe Bolt (1) - Remove
Turbocharger Oil Feed Pipe Gasket (2) - Remove and DISCARD [2x]
Turbocharger Coolant Feed Pipe - Remove Turbocharger Coolant Feed Pipe Replacement (LTG with Y4Q) , or Turbocharger Coolant Feed Pipe Replacement (LTG without Y4Q)
Raise and support the vehicle. Lifting and Jacking the Vehicle (Base) , or Lifting and Jacking the Vehicle (Convertible)
Courtesy of GENERAL MOTORS COMPANY

Turbocharger Oil Return Pipe Bolt (1) - Remove [2x]
Turbocharger Oil Return Pipe Gasket - Remove
Lower the vehicle.
Courtesy of GENERAL MOTORS COMPANY

Disconnect the electrical connectors at the turbocharger. (1)
Courtesy of GENERAL MOTORS COMPANY

Turbocharger Nut (1) - Remove and DISCARD [4x]
Turbocharger (2) - Remove
Turbocharger Gasket (3) - Remove and DISCARD
Turbocharger (2) - Clean and inspect - Camshaft Cover and Compressor Air Intake Turbocharger Cleaning and Inspection
Transfer components as necessary.