GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2005 🢒 Grand Prix 🢒 Engine 🢒 Engine Mechanical - 3.8L 🢒 Supercharger Removal

    Object Number: 965397 Size: SH
  1. Remove the spark plug wires from spark plugs and retaining clips.
  2. Remove the wiring harness from fuel rail.
  3. Remove the supercharger bypass valve harness
  4. Remove the fuel injector rail nuts.
  5. Remove the fuel injector rail.

    6. Object Number: 965407 Size: SH
  6. Remove the supercharger bypass valve nut and hose.
  7. Remove the supercharger bypass valve.

    8. Object Number: 965410 Size: SH
  8. Remove the engine wiring harness heat shield bolt and nut.
  9. Remove the engine wiring harness heat shield.

    10. Object Number: 1210599 Size: SH
  10. Remove the MAP and BARO sensor retaining clips.
  11. Remove the MAP and BARO sensors.

    12. Object Number: 1210601 Size: SH
  12. Remove the MAP/BARO sensor bracket bolts and bracket.

    13. Object Number: 965445 Size: SH

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

  13. Remove the throttle body bolts and nuts.
  14. Remove the throttle body and seal.

    15. Object Number: 42224 Size: SH
  15. Remove the bolts and the stud from the supercharger.
  16. Remove the supercharger.

    17. Object Number: 189735 Size: SH
  17. Remove the supercharger gasket.