GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the drive belt. Refer to Drive Belt Replacement .

  2. Object Number: 1381507  Size: SH
  3. Remove the evaporative emission (EVAP) tube and EVAP valve.

  4. Object Number: 1339289  Size: SH
  5. Remove the throttle body and gasket. Refer to Throttle Body Assembly Replacement .
  6. Remove the supercharger inlet pressure (SCIP) sensor .
  7. Disconnect the vacuum brake booster hose.
  8. Remove the intercooler fill neck bracket bolts.
  9. Remove the vacuum line from the supercharger.

  10. Object Number: 1339285  Size: SH
  11. Remove the supercharger . Remove the gasket if damaged.

Installation Procedure


    Object Number: 1339285  Size: SH
  1. Install the supercharger gasket.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the supercharger and bolts.
  4. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).

  5. Install the intercooler fill neck bracket bolts.
  6. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  7. Connect the vacuum brake booster hose.
  8. Install the SCIP sensor and bolt.
  9. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1339289  Size: SH
  10. Install the throttle body. Refer to Throttle Body Assembly Replacement .