The black boxes on top of either side of the engine are the "coil over" plugs. Unplug the harness going to it, Remove two screws per coil over, and carefully pull straight out. Then you can access the plugs with a 5/8" spark plug socket and extension. On 5.7 and 6.1 engines there is 2 plugs per cylinder.
Just reverse process to install and hand tighten plugs then torque wrench to 11-15ft lbs.
The Dodge Hemi's have 2 spark plugs per cylinder which equals 16 spark plugs
6
Owners manual says every 30,000.
yes.
16, two per coil
They are under the coils, on top of the valve covers.
100,000 miles.
The hemi has sixteen spark plugs.
You have to remove the intake plenum. It just unbolts.
look in the owners manual for that info.
To change spark plugs on a 5.9 2002 Dodge Ram 1500, locate the old spark plugs. These are located at the end of the 8 wires inside the vehicle's bonnet. Remove the old spark plugs and replace with new.
The coil packs: only if something goes wrong, they are not a 'wear item,' and therefore have no anticipated change timeframe The spark plugs: yes.