GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Lucerne 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Ignition Coil Replacement

Removal Procedure

    Object Number: 1693822 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  3. Disconnect the spark plug wires from the ignition coil being serviced.
  4. Remove the ignition coil bolts.
  5. Remove the ignition coil from the ignition control module.

Installation Procedure

    Object Number: 1693822 Size: SH
  1. Install the ignition coil to the ignition control module.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the ignition coil bolts.

    3. Tighten
    Tighten the bolts to 4.5 N·m (40 lb in).

  3. Connect the spark plug wires to the ignition coil being serviced.
  4. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .