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**jonathan180iq** · 06-08-2011, 03:51 PM

Gas tanks on all vehicles create pressure inside when they are used. Combine that with the heat of sitting in the sun and...

What you are hearing is the designed pressure relief for these things. It's totally normal.

06-08-2011, 03:51 PM	#2
jonathan180iq Super Moderator Join Date: Jan 2007 Location: Dalton, GA Posts: 3,995	Re: Gas Tank/Gas Cap Gas tanks on all vehicles create pressure inside when they are used. Combine that with the heat of sitting in the sun and... What you are hearing is the designed pressure relief for these things. It's totally normal.
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