GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 2042521  Size: SH
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the ignition cables.
  3. Disconnect the ignition cable harness connector.
  4. Remove the ignition coil retaining bolts (2).
  5. Remove the ignition coil (1).

  6. Object Number: 2042522  Size: SH
  7. Remove the ignition coil bracket retaining bolts (2).
  8. Remove the ignition coil bracket (1).

Installation Procedure


    Object Number: 2042522  Size: SH
  1. Install the ignition coil bracket (1).
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the ignition coil bracket retaining bolts (2) and tighten to 10 N·m (7.3 lb ft).

  4. Object Number: 2042521  Size: SH
  5. Install the ignition coil (1).
  6. Install the ignition coil retaining bolts (2) and tighten to 10 N·m (7.3 lb ft).
  7. Connect the ignition coil harness connector.
  8. Connect the ignition cables.
  9. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.