GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Corvette 🢒 Engine 🢒 Engine Controls - 6.0L 🢒 Ignition Coil Replacement

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 74059 Size: SH
  1. Disconnect the negative battery cable.

    2. Object Number: 74075 Size: SH
  2. Remove the fuel rail cover.

    3. Object Number: 309721 Size: SH
  3. Disconnect the ignition coil harness connector.
  4. Disconnect the spark plug wire at the ignition coil.
  5. Remove the ignition coil mounting bolts.
  6. Remove the ignition coil.

Installation Procedure

    Object Number: 309721 Size: SH
  1. Install the ignition coil.

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

  2. Install the ignition coil mounting bolts.

    3. Tighten
    Tighten the ignition coil mounting bolts to 12 N·m (106 lb in).

  3. Connect the spark plug wire at the ignition coil.
  4. Connect the ignition coil harness connector.

    5. Tighten
    Tighten the harness bolt to 12 N·m (106 lb in).


    Object Number: 74075 Size: SH
  5. Install the fuel rail cover.
  6. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  7. Program the transmitters. Refer to Transmitter Programming .