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Where is fuel sending unit on 1999 Grand Marquis Fuel gauge stays on Full do you have to drop tank to get at?
Wiki User
∙ 14y ago
You should be able to have access to the gauge from under the car and in the front of the tank. It would be good to have a new rubber seal on hand. Check the wiring first, sounds like the gauge is grounding out. Do this on an empty tank of course.
Wiki User
∙ 14y ago
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