GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45482 Debris Screen

Removal Procedure


    Object Number: 959177  Size: SH
  1. Lift and support the intake manifold. Refer to Intake Manifold Replacement in Engine Mechanical - 3.0L (L81).
  2. With support, install the J 45482.
  3. Disconnect the EI module harness connector.

  4. Object Number: 945750  Size: SH

    Important: To avoid getting water and debris into the spark plug holes, use compressed air and shop rag to blow off the ignition module before the assembly is removed.

    Important: Bolts can be screwed into the ignition module to aid when removing the module from the cylinder head.

  5. Remove ignition module attachment bolts.
  6. Remove ignition module housing assembly with spark plug boots.
  7. Remove ignition module assembly gasket if it does not come out with module.

Installation Procedure

  1. Install gasket to ignition module.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Apply dietectric compound to spark plug boots and make sure no corrosion is present.
  4. Tighten
    Tighten the ignition module bolts to 8 N·m (71 lb in).

  5. Install ignition module housing assembly with spark plug boots into position, then install bolts.
  6. Connect EI module harness connector. Push in connector until locking position is felt, then pull back to confirm engagement.
  7. Remove the J45482.
  8. Install intake manifold assembly. Refer to Intake Manifold Replacement in Engine Mechanical - 3.0L (L81).
  9. Connect negative battery cable.
  10. Tighten
    Tighten the battery terminal bolts to 17 N·m (13 lb ft).

  11. Reset clock and preset radio stations.