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Home >> GMC >> 2018 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 1.5L (LYX)) >> Repair Instructions - On Vehicle >> Turbocharger Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Turbocharger Heat Shield
    GM3980455Courtesy of GENERAL MOTORS COMPANY
  1. Install a NEW turbocharger heat shield with gasket (1).
    2. Fig 2: Turbocharger And Nuts
    GM3980436Courtesy of GENERAL MOTORS COMPANY
  2. Install Turbocharger (2)
  3. Raise the vehicle.
  4. Install and hand tighten the 4 NEW turbocharger nuts (1).
    5. CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

  5. Turbocharger Nut (1) - Tighten in sequence [4x] - Turbocharger Installation 
    6. Fig 3: Turbocharger Oil Return Pipe, Fasteners And Gasket
    GM3979452Courtesy of GENERAL MOTORS COMPANY
  6. Install a NEW Turbocharger Oil Return Pipe Gasket (3).
  7. Position the pipe (2) then install the turbocharger oil return pipe bolts (1). Turbocharger Oil Return Pipe Replacement 
  8. Lower the vehicle.
    9. Fig 4: Turbocharger Bypass Valve Solenoid And Electrical Connectors
    GM3980399Courtesy of GENERAL MOTORS COMPANY
  9. Connect the turbocharger wastegate regulator solenoid valve electrical connector (2).
  10. Connect Electrical Connector (3) @Turbocharger Bypass Valve Solenoid (1)
  11. Install Turbocharger Coolant Feed Pipe - Turbocharger Coolant Feed Pipe Replacement (LYX)
  12. Install Turbocharger Coolant Return Pipe - Turbocharger Coolant Return Pipe Replacement (LYX)
    13. Fig 5: Turbocharger Oil Feed Pipe, Clip And Retainer
    GM3764371Courtesy of GENERAL MOTORS COMPANY
  13. Install Turbocharger Oil Feed Pipe (2) - Turbocharger Oil Feed Pipe Replacement 
  14. Install Warm Up Three-Way Catalytic Converter - Warm Up Three-Way Catalytic Converter Replacement (LYX)
    15. Fig 6: PCV Valve Tube And Fastener
    GM4585166Courtesy of GENERAL MOTORS COMPANY
  15. Connect Positive Crankcase Ventilation Tube with Positive Crankcase Ventilation Valve - Foul Air (2) @Turbocharger -Positive Crankcase Ventilation Tube Replacement (Fresh Air) Positive Crankcase Ventilation Tube Replacement (Foul Air) 
  16. Install Charge Air Cooler Inlet Hose - Charge Air Cooler Inlet Air Tube Replacement
  17. Install Turbocharger Heat Shield - Turbocharger Heat Shield Replacement 
  18. Connect Air Cleaner Outlet Duct@Turbocharger -Air Cleaner Outlet Duct Replacement
  19. Connect Air Cleaner Outlet Duct@Air Cleaner Assembly - Air Cleaner Outlet Duct Replacement
  20. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (KL9)
  21. Perform the Intake System Learned Values Reset. Intake System Learned Values Reset
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