GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 344169  Size: SH
  1. Remove the engine sight shield, if required. Refer to Upper Intake Manifold Sight Shield Replacement in Engine Mechanical-4.8L, 5.3L, and 6.0L.
  2. Remove the spark plug wire from the ignition coil.

  3. Object Number: 339299  Size: SH
  4. Disconnect the ignition coil electrical connector.

  5. Object Number: 344167  Size: SH
  6. Remove the ignition coil bolts.

  7. Object Number: 339300  Size: SH
  8. Remove the ignition coil.

Installation Procedure


    Object Number: 339300  Size: SH
  1. Install the ignition coil.

  2. Object Number: 344167  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the ignition coil bolts.
  4. Tighten
    Tighten the bolts to 8 N·m (71 lb in).


    Object Number: 339299  Size: SH
  5. Connect the ignition coil electrical connector.

  6. Object Number: 344169  Size: SH
  7. Install the spark plug wire to the ignition coil.
  8. Install the engine sight shield, if required. Refer to Upper Intake Manifold Sight Shield Replacement in Engine Mechanical-4.8L, 5.3L, and 6.0L