The 2000 to 2002 Northstar motors should be the same in this perspective. First you need to remove the cover over the intake manifold. it should have 2 plastic nuts. for the front side, the ignition coil is visible and can be removed with 8 bolts and unplugging a pigtail. It sits directly on top of the Valve cover. Then you'll need to remove the boots that sit on top of the spark plugs. The rear is the same except you'll need to remove a few brackets for components that will be in your way.
Disconnect the battery, remove the engine cover, remove the spark plugs wires and boots, and remove the spark plugs. Put in the new spark plugs, replace the spark plug wires and boots, replace the engine cover, and connect the battery.
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Front are easy to access, rear is the same but very tight. Remove plastic engine cover. The Northstar engine uses a coil pack that is directly over the spark plugs. It is right up front on top of the engine. It is held on by approx. 9 screws. Unscrew these and unplug the coilpack. spark plugs are located in the four holes in front of you. Same for rear of engine, just a little harder to get to.
Disconnect the battery, remove the engine cover, remove the spark plug cables and boot covers, and remove the old spark plugs. Put in the new spark plugs, attach the boot covers, and cables, replace the engine cover, and connect the battery.
Disconnect the battery, remove the engine cowl, remove the spark plugs cables, boots and plugs on the drivers side of the engine, replace with new spark plugs and attach the boot and cables. Do the same on the passenger side of the engine, replace the engine cowl, and connect the battery.
You will need to remove the spark plug wires on your Chevrolet 3.1 liter engine. Remove the spark plugs with a 5/8 deep well socket. Turn the socket to the left. The spark plugs will come out. Reverse the process to install the new spark plugs.
A 97 Deville would be equipped with the Northstar V8 engine, therefore, it has 8 spark plugs.
2003 c320. So a v-6 correct? They are located on both sides of the engine. Your engine will have spark plug cable wires going from the ignition coils to the spark plugs, you need to remove the cables off the plugs before you can remove the spark plugs.
you remove the "air"(sai) valve
you must take the top module off the engine and then remove the rubber plugs that are on top of the spark plug, then use the spark plug sockets to get them out you must take the top module off the engine and then remove the rubber plugs that are on top of the spark plug, then use the spark plug sockets to get them out you must take the top module off the engine and then remove the rubber plugs that are on top of the spark plug, then use the spark plug sockets to get them out
on top of the engine, remove the plastic covering that houses the spark plug wires.
double platinum Bosch gapped at .55 - pretty standard stuff!