GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1227041  Size: SH
  1. Disconnect the electrical connectors.
  2. Remove the engine coil bolts.
  3. Remove the engine coils.

Installation Procedure


    Object Number: 1227041  Size: SH
  1. Install the engine coils.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the engine coil bolts.
  4. Tighten
    Tighten the bolts to 12 N·m (106 lb in).

  5. Connect the electrical connectors.