GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the engine cover. Refer to Engine Cover Replacement.

  2. Object Number: 2016641  Size: SH
  3. Disconnect the 4 ignition coil connectors (1, 2, 3, 4).

  4. Object Number: 2016643  Size: SH
  5. Remove the 4 bolts and 4 ignition coils (1, 2, 3, 4).

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2016643  Size: SH
  1. Install the 4 ignition coils (1, 2, 3, 4) with the 4 bolts and tighten to 9.0 N·m (80 lb in).

  2. Object Number: 2016641  Size: SH
  3. Connect the 4 ignition coil connectors (1, 2, 3, 4).
  4. Install the engine cover. Refer to Engine Cover Replacement.