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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (3 Of 3)) >> Repair Instructions >> Turbocharger Oil Feed Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the battery. Battery Negative Cable Disconnection and Connection
  2. Drain the engine oil. Engine Oil and Oil Filter Replacement (RWD) , or Engine Oil and Oil Filter Replacement (AWD) 
  3. GM5427515

    Wiring Harness Retainer (1) @ Air Cleaner Assembly - Remove [4x]

  4. Positive Crankcase Ventilation Tube (2) - Disconnect - Plastic Collar Quick Connect Fitting Service
  5. Evaporative Emission Canister Purge Tube (3) - Disconnect - Plastic Collar Quick Connect Fitting Service
  6. Electrical Connector (4) - Disconnect [2x]
  7. GM5427523

    Air Cleaner Bolt (1) - Remove

  8. Air Cleaner Outlet Duct Clamp (2) - Loosen
  9. GM5427525

    Remove the air cleaner (1) and air cleaner outlet duct (2) as an assembly.

  10. GM5314511

    Retainer Spring (1) - Release

  11. Charge Air Cooler Inlet Air Tube (2) @ Turbocharger (3) - Reposition
  12. GM5049439

    Turbocharger Oil Feed Pipe Bolt (1, 2, 3) - Remove [5x]

  13. GM5049445

    Turbocharger Oil Feed Pipe (2) - Remove

  14. Turbocharger Oil Feed Pipe Gasket (1, 4) - Remove and DISCARD [2x]
  15. Turbocharger Oil Return Pipe Seal (3) - Remove and DISCARD
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