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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 599 (Engine Mechanical - 3.8L (Unit Repair)) >> Repair Instructions >> Supercharger Removal

Supercharger Removal

WARNING: This page is about a different car, the 2002 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the spark plug wires.
  2. Remove the vacuum line from the fuel injector rail.
  3. Remove the fuel injector rail nuts and stud.
  4. Remove the fuel injector rail.
    Fig 1: Fuel Injector Rail
    G01764418Courtesy of GENERAL MOTORS CORP.
  5. Remove the booster bypass nut and hose.
  6. Remove the booster bypass.
  7. Remove the regulator valve and the harness bolt.
  8. Remove the boost solenoid bolts and hose.
  9. Remove the bolts from the vacuum block.
    Fig 2: Booster Bypass Nut And Hose
    G01764419Courtesy of GENERAL MOTORS CORP.
  10. Remove the engine wiring harness heat shield bolt and nut.
  11. Remove the engine wiring harness heat shield.
    Fig 3: Engine Wiring Harness Heat Shield
    G01764420Courtesy of GENERAL MOTORS CORP.
  12. Remove the MAP sensor bracket bolts and hose.
  13. Remove the MAP sensor bracket.
    Fig 4: MAP Sensor Bracket Bolts And Hose
    G01764421Courtesy of GENERAL MOTORS CORP.

    Important:  Note the location of the spacers and the bolt sizes to aid in installation.

  14. Remove the TBI nuts.
  15. Remove the TBI and gasket.
    Fig 5: TBI Nuts And Gasket
    G01764422Courtesy of GENERAL MOTORS CORP.
  16. Remove the bolts, spacers, and the stud from the supercharger.
  17. Remove the supercharger.
    Fig 6: Supercharger
    G01764423Courtesy of GENERAL MOTORS CORP.
  18. Remove the supercharger gasket.
    Fig 7: Supercharger Gasket
    G01764424Courtesy of GENERAL MOTORS CORP.
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