Thread: What is this on the gas vapor line.
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Old 01-24-2012, 06:59 PM   #4
grs
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Join Date: Jan 2010
Location: Roanoke, Tx.
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Re: What is this on the gas vapor line.
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Originally Posted by grs View Post
This is under the truck. It is an 87 with tbi. Is it a filter. And what is it for.
Chevy told me it is a vapor control valve.
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