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Turbocharger Removal (LDK, LHU)

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Turbocharger Heat Shield And Bolts
    GM2146277Courtesy of GENERAL MOTORS COMPANY
  1. Remove the turbocharger heat shield bolts.
  2. Remove the turbocharger heat shield (1).
    3. Fig 2: Catalytic Converter And Seal
    GM2074514Courtesy of GENERAL MOTORS COMPANY
  3. Remove the catalytic converter nuts and discard.
  4. Remove the catalytic converter L-bracket bolts.
  5. Remove the catalytic converter (1).
  6. Remove the catalytic converter seal (2).
    7. Fig 3: Catalytic Converter And L-Bracket
    GM2084084Courtesy of GENERAL MOTORS COMPANY
  7. Remove the catalytic converter L-bracket nuts and L-bracket (2) from the catalytic converter (1).
    8. Fig 4: Turbocharger Oil Feed Pipe
    GM2074517Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Do not twist the turbocharger oil feed pipe. Twisting of the feed pipe will result in the collapse and deformation of the plastic pipe, restricting oil flow and causing turbocharger damage. During turbocharger replacement, gently push the oil feed pipe towards the front of the engine to clear the turbocharger. Assistance may be required to keep the pipes clear of the turbocharger during removal or installation.

  8. Remove the turbocharger oil feed pipe bolts.
  9. Remove the turbocharger oil feed pipe gaskets.
  10. Remove the turbocharger oil feed pipe (1).
    11. Fig 5: Turbocharger Coolant Return Pipe
    GM2146278Courtesy of GENERAL MOTORS COMPANY
  11. Remove the turbocharger coolant return pipe bolts.
  12. Remove the turbocharger coolant return pipe gaskets.
  13. Remove the turbocharger coolant return pipe (1).
    14. Fig 6: Identifying Turbocharger Air Cooler Outlet Pipe & Bolts
    GM2045493Courtesy of GENERAL MOTORS COMPANY
  14. Remove the turbocharger air cooler outlet pipe bolts.
  15. Remove the turbocharger air cooler outlet pipe (1).
    16. Fig 7: Turbocharger Coolant Feed Pipe
    GM2074519Courtesy of GENERAL MOTORS COMPANY
  16. Remove the turbocharger coolant feed pipe bolts.
  17. Remove the turbocharger coolant feed pipe gaskets.
  18. Remove the turbocharger coolant feed pipe (1).
    19. Fig 8: Catalytic Converter Bracket
    GM2074522Courtesy of GENERAL MOTORS COMPANY
  19. Remove the catalytic converter bracket bolts.
  20. Remove the catalytic converter bracket (1).
    21. Fig 9: Turbocharger Brace
    GM2074523Courtesy of GENERAL MOTORS COMPANY
  21. Remove the turbocharger brace nuts.
  22. Remove the turbocharger brace (1).
    23. Fig 10: Turbocharger Assembly
    GM1769653Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The PCV hose should not be disconnected from the camshaft cover. The PCV hose and the camshaft cover cannot be serviced individually.

  23. Remove the PCV hose fitting bolt (4) at the turbocharger.
  24. Remove the PCV hose fitting from the turbocharger.
    25. NOTE:

    Do not remove the turbocharger studs (1). In the event the turbocharger is replaced, new studs are installed to the new turbocharger.

  25. Remove the turbocharger nuts (5) and discard.
  26. Remove the turbocharger (2) and the oil return pipe.
  27. Remove the turbocharger gasket (3).
    28. Fig 11: Turbocharger Oil Return Pipe
    GM1769646Courtesy of GENERAL MOTORS COMPANY
  28. Remove the turbocharger oil return pipe bolts (3).
  29. Remove the turbocharger oil return pipe (2) from the turbocharger.
  30. Remove and discard the turbocharger oil return pipe gasket (1).
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