5.7L / 6.4L
- Disconnect and isolate the negative battery cable.
- Disconnect the coil electrical connector (1).
- Remove the coil mounting bolts (3).
- Carefully lift coil from the cylinder head opening with a slight rocking motion.CAUTION:
Prior to removing the spark plugs, use compressed air to remove any accumulated dirt and debris. If dirt and debris enter the engine, this may cause internal engine damage.
- Remove the spark plug(s) from the cylinder head using a quality deep well socket with a rubber or foam insert.