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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1266 (Engine Mechanical - 3.8L (Unit Repair)) >> Repair Instructions >> Supercharger Removal

Supercharger Removal

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. 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
    G01703478Courtesy 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 Valve, Boost Solenoid Bolt
    G01703479Courtesy 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, Bolt & Nut
    G01703480Courtesy 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 & Hose
    G01703481Courtesy 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 & Gasket
    G01703482Courtesy of GENERAL MOTORS CORP.
  16. Remove the bolts, spacers, and the stud from the supercharger.
  17. Remove the supercharger.
    Fig 6: Bolts, Spacers, Supercharger & Stud
    G01703483Courtesy of GENERAL MOTORS CORP.
  18. Remove the supercharger gasket.
    Fig 7: Supercharger Gasket
    G01703484Courtesy of GENERAL MOTORS CORP.
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