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

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Disconnect the spark plug wires from the ignition coil.

    3. Object Number: 12299 Size: SH
  3. Remove the ignition coil screws (1).
  4. Remove the ignition coil (2).

Installation Procedure
  1. Install the ignition coil (2).

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


    Object Number: 12299 Size: SH
  2. Install the ignition coil screws (1).

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

  3. Connect the spark plug wires.
  4. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .