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what I have found it says the fuel pump relay is under the drivers seat.
Take a look at this link I found. It has a wiring diagram that shows the relay http://forums.corral.net/forums/general-mustang-tech/1174340-1988- mustang-fuel-pump-will-not-prime.html
fords are good for the shutdown in trunk, remember!
Good call Jimmy. Forgot about that switch on Fords!
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