What is it.

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Jul 19, 2025 | 06:58 PM

Michael2

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Joined: Jul 2012

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What is it.

Does anyone know what this is and is it supposed to be connected to something? 2004 F150 5.4 Thanks

Jul 19, 2025 | 10:42 PM

glc

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Joined: Dec 2006

Posts: 43,526

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From: Joplin MO

If that's a plug in the end, it connects to something you don't have.

Jul 20, 2025 | 08:04 AM

getterdun

Member

Joined: Sep 2012

Posts: 77

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From: Summerville, SC

That's for the 4WD system which your truck does not have. They put it on all the 2WD trucks too, and just plug it.

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