GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 GMC K Sierra - 4WD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Ignition Control Module Replacement

Removal Procedure

    Object Number: 690078 Size: SH
  1. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the ignition coil driver electrical connector (3).
  3. Remove ignition control module (2) screws.
  4. Remove the ignition control module (2) and heat sink (3).

Installation Procedure

    Object Number: 690078 Size: SH
  1. Position the ignition control module (2) and heat sink (3).

    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 ignition control module (2) screws.

    3. Tighten
    Tighten the screws to 3.5 N·m (31 lb in).

  3. Connect the ignition coil driver electrical connector (3).
  4. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .