GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2001 🢒 Eldorado 🢒 Engine 🢒 Engine Controls - 4.6L 🢒 Ignition Control Module Replacement - Bank 2

Removal Procedure

    Object Number: 602331 Size: SH
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
  2. Disconnect the ignition control module (ICM) electrical connector.
  3. Remove the ignition cassette. Refer to Ignition Coil Replacement - Bank 2 .
  4. Remove the ignition control module retaining screws.
  5. Remove the ignition control module.

Installation Procedure

    Object Number: 602331 Size: SH
  1. Install the ignition control module.

    2. 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.

  2. Install the ignition control module retaining screws

    3. Tighten
    Tighten the ignition control module retaining screws to 0.8 N·m (7 lb in).

    Important: Be sure the ignition cassette grounding spring and insulator are in place when installing the ignition cassette.

  3. Connect the spark plug boots to the spark plugs.
  4. Install the ignition cassette. Refer to Ignition Coil Replacement - Bank 2 .
  5. Reconnect the ignition cassette electrical connector.
  6. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.