Thread: Freeze plug failure common on 4.2L ?
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Old 08-10-2008, 06:35 PM
glc glc is offline
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Join Date: Dec 2006
Location: Joplin MO
Vehicle: 2003 Ford F150
Posts: 5,777
There is a good reason why Ford (and every other manufacturer) recommends coolant flushes every so often............CORROSION.
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2003 F150XL 4.2 short cab/bed 4x2 5 speed manual 3.55 LS
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