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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - 1.4L (LUV) >> Repair Instructions - On Vehicle >> Turbocharger Replacement >> Removal Procedure

Removal Procedure

  1. Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Drain the cooling system. Refer to Cooling System Draining and Filling (GE-47716 Fill) and Cooling System Draining and Filling (Static Fill) .
  3. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  4. Disconnect the positive crankcase ventilation pipe from turbocharger. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement .
  5. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement (1.4L LUV) .
  6. Disconnect the turbocharger wastegate regulator solenoid valve wiring harness connector (1) and unclip wiring harness from retainer clip (2).
    Fig 1: Turbocharger Wastegate Regulator Solenoid Valve Wiring Harness Connector And Retaining Clip
    GM2192219Courtesy of GENERAL MOTORS COMPANY
  7. Remove the turbocharger oil feed pipe hollow screw (4).
    Fig 2: Turbocharger Oil Feed Pipe Components
    GM2190428Courtesy of GENERAL MOTORS COMPANY
  8. Remove and DISCARD the 2 seal rings (1) and (3).
  9. Remove the turbocharger oil feed pipe bolt (5).
  10. Remove the turbocharger oil feed pipe (2).
    NOTE: Close the screw bore in the turbocharger in order to avoid contamination.
  11. Loosen the turbocharger coolant return hose clamp and remove the turbocharger coolant return hose (6) from the oil cooler inlet pipe.
  12. Remove the turbocharger coolant return pipe bolt (7).
  13. Remove the charge air cooler inlet air hose from the turbocharger. Refer to Charge Air Cooler Inlet Air Hose Replacement .
  14. Install the EN-49942  holding wrench (2) to the turbocharger coolant feed pipe. Guide a ratchet wrench (1) along with an extension through EN-49942  holding wrench to the turbocharger coolant feed pipe hollow screw.
    Fig 3: Ratchet Wrench And Holding Wrench
    GM2192010Courtesy of GENERAL MOTORS COMPANY
  15. Loosen the turbocharger coolant feed pipe hollow screw with ratchet wrench and extension (1).
    Fig 4: Ratchet Wrench, Holding Wrench And Coolant Feed Pipe
    GM2192009Courtesy of GENERAL MOTORS COMPANY
    NOTE: EN-49942  holding wrench (2) should be installed to turbocharger coolant feed pipe as shown. The holding wrench should be installed to avoid twist of the turbocharger coolant feed pipe during the loosening procedure.
  16. Remove the turbocharger coolant feed pipe hollow screw.
  17. Remove and DISCARD the 2 seal rings.
  18. Remove the three way warm catalytic converter. Refer to Warm Up Three-Way Catalytic Converter Replacement .
  19. Remove the 2 turbocharger oil return pipe bolts (1) from turbocharger.
    Fig 5: Turbocharger Oil Return Pipe Bolts
    GM2192221Courtesy of GENERAL MOTORS COMPANY
  20. Remove the turbocharger oil return pipe from the turbocharger.
  21. Remove and DISCARD the gasket.
  22. Remove and DISCARD the 8 turbocharger nuts (1).
    Fig 6: Turbocharger Nuts
    GM2192236Courtesy of GENERAL MOTORS COMPANY
  23. Remove the turbocharger assembly (1).
    Fig 7: Turbocharger Assembly And Gasket
    GM2192371Courtesy of GENERAL MOTORS COMPANY
  24. Remove and DISCARD the turbocharger gasket (2).
  25. Remove the assembly parts from the turbocharger as necessary. Refer to Turbocharger Disassemble .
  26. If the turbocharger is being reused, refer to Turbocharger Cleaning and Inspection .
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