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4.6l help

bronco5.0 11.02.2014, 17:02
My buddy is buyin a expedition noticed passenger valve cover bolt seems to suck air?


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squeak 11.02.2014, 22:58
Sounds like a vac leak. They Pcv system in mod motors is seal meaning it's all metered air in there. Replace the bolt and check for codes.
bronco5.0 11.02.2014, 23:36
The bolt looks like a vac fitting



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squeak 11.02.2014, 23:43
So it's not a bolt.... How about a pic?
gingerbredman00 11.02.2014, 23:50
Cap it.
squeak 12.02.2014, 00:14
It goes somewhere I'm sure...
bronco5.0 12.02.2014, 02:46
Hole in pcv elbow thanks


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bronco5.0 12.02.2014, 02:49
When I moved the loom off the bolt it changed. must have just moved the elbow and it sounded like the bolt


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