Gas fumes under truck but no leaks,Cap OK on 2003 Chevrolet Trailblazer

Dont know if canister or valve bad.

by in Twinsburg, OH on December 10, 2013
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1 answer
ANSWER by , December 10, 2013
If the canister is easily accessible I would take it off and see if it's saturated, you can usually tell right away by how much it weighs and if you can smell raw fuel in it.