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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 4.4L (1 Of 5)) >> On-Vehicle Repair Instructions (Part 1) >> Supercharger Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Supercharger Gaskets
    GM1614616Courtesy of GENERAL MOTORS CORP.
  1. Install the new supercharger gaskets to the engine.
    2. Fig 2: Guide Pins
    GM1614619Courtesy of GENERAL MOTORS CORP.
  2. Install the appropriate size guide pins (1, 2) from the EN 46109  alignment pin set to the engine as shown.
    3. Fig 3: Supercharger On Engine Hoist
    GM1614697Courtesy of GENERAL MOTORS CORP.
  3. If previously removed, install the EN-47748  to the supercharger. See Special Tools .
  4. Install an engine hoist to the EN-47748  and raise the supercharger off the workbench. See Special Tools .
  5. Remove the EN-47833  from the supercharger. See Special Tools .
  6. Inspect the gasket surface on the supercharger and clean as necessary.
    7. Fig 4: Removal Of Supercharger Assembly
    GM1614621Courtesy of GENERAL MOTORS CORP.
  7. Ensure that all wiring and vacuum lines are positioned aside and install the supercharger to the engine.
  8. Remove the engine hoist and the EN-47748  . See Special Tools .
  9. Remove the EN 46109  alignment pins.
    10. Fig 5: Supercharger Bolts
    GM1656777Courtesy of GENERAL MOTORS CORP.
  10. Loosely install the NEW supercharger bolts.
    11. Fig 6: Supercharger Bolt Tightening Sequence
    GM1743698Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  11. Tighten the supercharger bolts in sequence as shown.

    Tighten:  Tighten the supercharger bolts to 40 N.m (30 lb ft).

  12. Install the supercharger drive belt. Refer to Supercharger Belt Replacement .
    13. Fig 7: PCV Tube Fitting
    GM1614012Courtesy of GENERAL MOTORS CORP.
  13. Connect the PCV tube fitting (1) to the right side camshaft cover.
    14. Fig 8: Vacuum Line Fitting
    GM1614007Courtesy of GENERAL MOTORS CORP.
  14. Connect the SIAP sensor vacuum line fitting (1) to the rear of the supercharger.
    15. Fig 9: Vacuum Line Fitting
    GM1614002Courtesy of GENERAL MOTORS CORP.
  15. Connect the supercharger IAT sensor electrical connector.
  16. Connect the MAP sensor vacuum line fitting (2) to the supercharger.
    17. Fig 10: Supercharger Bypass Regulator Solenoid Valve
    GM1614014Courtesy of GENERAL MOTORS CORP.
  17. Connect the supercharger bypass regulator solenoid valve electrical connector (3).
    18. Fig 11: Brake Booster Hose & EVAP Lines
    GM1644600Courtesy of GENERAL MOTORS CORP.
  18. Connect the EVAP canister purge solenoid valve electrical connector (7).
  19. Connect the throttle body electrical connector (3).
    20. Fig 12: Fuel Rail
    GM1614611Courtesy of GENERAL MOTORS CORP.
  20. Install the fuel injector rail assembly (1).
    21. Fig 13: Charge Air Cooler Front Manifold Assembly
    GM1614613Courtesy of GENERAL MOTORS CORP.
  21. Using NEW O-rings, install the front portion of the supercharger front manifold (2). Refer to Charge Air Cooler Front Manifold Replacement .
  22. Install the front and rear supercharger inlet duct assemblies. Refer to Supercharger Inlet Duct Assembly Replacement .
  23. Install the air inlet housing front panel. Refer to Air Inlet Housing Front Panel Replacement .
  24. Install the wiper motor module. Refer to Windshield Wiper System Module Replacement .
  25. Install the air inlet grille. Refer to Air Inlet Grille Panel Replacement .
  26. Install the wiper arm assemblies. Refer to Windshield Wiper Arm Replacement .
  27. Install the engine sight shield. Refer to Intake Manifold Sight Shield Replacement .
  28. Install the cross vehicle brace. Refer to Cross Vehicle Brace Replacement (DX) .
  29. Install the hood. Refer to Hood Replacement .
  30. Fill the charge air cooling system with coolant and check for leaks. Refer to Charge Air Cooling System Draining and Filling (Static Fill) or Charge Air Cooling System Draining and Filling (Vac N Fill) .
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