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on the block between the oil pan and trans pan
Bust your knuckles with the use of a mirror to see the plugs and a magnet to pick them up when they drop under the engine block!
It is located where all the spark plug wires attached to the spark plugs go to it.
you remove the "air"(sai) valve
remove the coil pack; use a jointed extension with sparkplug socket to reach plugs.
To replace the rear spark plugs of a 2007 Arcadia, you will need to lift the car and replace the spark plugs from the bottom. You will also need to lower the front cradle for proper installation. This will allow easy access to remove and replace the spark plugs.
put the car on a lift and pull the front wheels off to access the plugs
to remove the front plugs, first remove the plastic cover that is next to the small heat sink. then remove the next plastic panel. the plugs have no wires, but have boots around them. the first 3 are forward facing and are relatively easy to remove. the other 3 are in the rear and are significantly more difficult to access. Then use a plug wrench to remove plugs and replace with new plugs.
Remove the four bolts on the cover plate and lift straight up exposing the wiresets.
Pull off the upper intake plenum and you will have access to the plugs and wires.
where would the spark plugs at on a Oldsmobile 1989 engine
Disconnect the battery, remove the air hose to the throttle body, remove the access plate, remove the spark plug cables and the boots, and remove the spark plugs. Replace the spark plugs, replace the boots and cables, replace the access plate, attach the air hose to the throttle body and connect the battery.