I suspect there may be another fuse, high current relays, or engine
compartment circuit breakers involved.
Also try replacing the fuse anyways or testing it - visual inspection may
not tell the whole story.

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Allan Williams
> All four of the power windows on my 2003 Explorer quit working at the same
> time, I consulted my owners manual and checked the fuse it said ran the
> windows and it is fine, any ideas?