Spark Plug - Removal
3.5L
1. Remove engine cover.
2. Disconnect and isolate the negative battery cable.
3. Remove the intake manifold, Intake Manifold - Removal.
4. Unlock and disconnect electrical connector (2) from ignition coils.
5. Remove mounting bolts and engine cover studs (1).
6. Twist, lift and remove ignition coil from engine.
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.
7. Remove spark plug using a quality socket with a rubber or foam insert.