The spark plugs are 100,000 mile plugs. You need o replace them with platinum plugs, then remove the throttle body and idle speed motor then clean them and reassemble it. There are no spark plug wires on the 3.5L engine.
You have to remove the intake plenum to access.
Every 60,000 miles.
Remove the spark plugs with a 5/8 deep well socket. Turn the socket to the left. Tighten the new spark plugs by turning socket to the right.
You have to remove the upper intake manifold.
My Chrysler 300 SRT8 with a 5.7 Hemi has 16 spark plugs
No.
There are no spark plug wires, this is a coil on plug system. The spark plugs are under the coils that bolt to the middle of the valve covers.There are no spark plug wires, this is a coil on plug system. The spark plugs are under the coils that bolt to the middle of the valve covers.
You have to remove the upper intake.
The engine seemed to be missing/chugging when we hit around 80 - 100 km per hour and the engine light came on. This is a huge sign that you need to change your spark plugs and any bad coils.
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