#4 cop?

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03-12-2005, 08:47 AM

badass017700

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#4 cop?

what is the deal with the #4 cop crapping out in the 5.4 it just happened to my 01 f150 and i heard of many others going out at #4 anyone know why its always #4 is it a factory defect

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03-13-2005, 10:19 AM

LxMan1

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Sometimes it is due to antifreeze dripping from one of the heater hoses. I believe it is usually a heat issue due to #4 being buried under the cowl and near the firewall.

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