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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical - 1.8L (LUW And LWE)) >> Repair Instructions - On Vehicle >> Intake Manifold Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Clean the sealing surfaces.
  2. Install the NEW gaskets (1, 3) to the intake manifold (2).
    Fig 1: Intake Manifold, Seal And Throttle Body Seal
    GM2189145Courtesy of GENERAL MOTORS COMPANY
  3. Install the intake manifold (2) and the 7 intake manifold bolts (1) and tighten to 20 N.m (15 lb ft).
    Fig 2: Intake Manifold And Bolts
    GM2026541Courtesy of GENERAL MOTORS COMPANY
    CAUTION: Refer to Fastener Caution .
  4. Connect the booster vacuum pipe (1) to the intake manifold.
    Fig 3: View Of Brake Servo Vacuum Line
    GM1944890Courtesy of GENERAL MOTORS COMPANY
  5. Connect the 4 injector electrical connectors (1) to the fuel injectors.
    Fig 4: Injector Electrical Connectors
    GM3352041Courtesy of GENERAL MOTORS COMPANY
  6. Install the 4 multiport fuel injector seals (4).
    Fig 5: Intake Manifold, Multiport Fuel Injection Fuel Rail, Fuel Injectors, Seals And Bolts
    GM2373077Courtesy of GENERAL MOTORS COMPANY
  7. Install the multiport fuel injection fuel rail (2) and the fuel injectors (3) to the intake manifold (5).
  8. Install the 2 multiport fuel injection fuel rail bolts (1) and tighten to 8 N.m (71 lb in).
  9. Install the throttle body assembly. Refer to Throttle Body Assembly Replacement .
  10. Install the engine wiring harness conduit (1) along with the engine wiring harness bracket (2).
    Fig 6: Identifying Electrical Connector, Engine Wiring Harness Bracket Bolts And Conduit
    GM4290305Courtesy of GENERAL MOTORS COMPANY
  11. Install the engine wiring harness bracket bolt (3) and tighten to 8 N.m (71 lb in).
  12. Connect the electrical connector (4) to the intake manifold tuning valve actuator (5).
  13. Install the throttle body heater outlet hose (4) to the throttle body (3).
    Fig 7: Throttle Body, Throttle Body Heater Inlet Hose And Throttle Body Heater Outlet Hose
    GM2189158Courtesy of GENERAL MOTORS COMPANY
  14. Install the throttle body heater inlet hose (1) to the throttle body (3) and install the clamp (2).
  15. Clip in the throttle body heater inlet hose (1) and the throttle body heater outlet hose (4) to the intake manifold.
  16. Connect the manifold absolute pressure sensor electrical connector (5).
  17. Install the positive crankcase ventilation tube (1) to the throttle body (3) and to the camshaft cover (2).
    Fig 8: Throttle Body And Positive Crankcase Ventilation Tube
    GM2189157Courtesy of GENERAL MOTORS COMPANY
  18. Install the evaporative emission canister purge solenoid valve bracket (1) to the intake manifold (3).
    Fig 9: Intake Manifold, Evaporative Emission Canister Purge Solenoid Valve Bracket And Bolts
    GM2373076Courtesy of GENERAL MOTORS COMPANY
  19. Install the 2 evaporative emission canister purge solenoid valve bracket bolts (2) and tighten to 7 N.m (62 lb in).
  20. Install the evaporative emission canister purge solenoid valve. Refer to Evaporative Emission Canister Purge Solenoid Valve Replacement .
  21. Remove the cap from fuel feed pipe (2).
    Fig 10: Fuel Feed Pipe
    GM2372979Courtesy of GENERAL MOTORS COMPANY
  22. Install the fuel feed pipe (2) to the multiport fuel injection fuel rail (1).
  23. Clip the fuel feed pipe (2) to the fuel feed pipe clip (3).
  24. Install the intake manifold brace (1).
    Fig 11: Intake Manifold Bracket
    GM2026538Courtesy of GENERAL MOTORS COMPANY
  25. Install and connect the electrical connector to the heated oxygen sensor 1.
  26. Install the 2 intake manifold brace bolts (2, 3) and tighten to 8 N.m (71 lb in).
  27. Connect the oxygen wiring harness (3).
    Fig 12: Identifying Wiring Harness Bracket, Intake Manifold And Oxygen Wiring Harness
    GM2512596Courtesy of GENERAL MOTORS COMPANY
  28. Install the wiring harness bracket (1) to the intake manifold (2).
  29. Lower the vehicle.
  30. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
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