GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1272602  Size: SH
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Disconnect the ignition coil wiring harness electrical connector from the coil that is being replaced.

  3. Object Number: 1283865  Size: SH
  4. Remove the ignition coil retaining bolt.
  5. Remove the ignition coil.

Installation Procedure


    Object Number: 1283865  Size: SH

    Important: Ensure that the spark plug seal is in place when installing the ignition coil.

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

  3. Install the ignition coil retaining bolt.
  4. Tighten
    Tighten the ignition coil retaining bolt to 10 N·m (89 lb in).

  5. Connect the ignition coil electrical connector.
  6. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .