Believe it or not it is located under the distributor cap. If you look at the cap there is a post running alonside it to the center of the cap where the coil wire usually goes.
Autozone
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If this is the 4.3 engine, it is located on the bracket next to the ignition coil.
its usally located up your bum
It should be located on a tag under the hood.
The coil is on the passenger side of the engine
If you remove the distributor cap, you will see it bolted on the base plate
Under the coil,check link below:
On top of the lower portion on the steering column.
Fuel filter is located in the engine compartment, driver's side between battery and firewall. Follow the fuel lines.
it should be located under the battery on the inside of the front fender.
I believe under the distributor . It should have a plug attached to it.