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Click on image for the lowdown. 
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| | | Forums66 Topics128,147 Posts1,056,801 Members48,454 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Jul 2005 Posts: 66 Shop Shark | | Shop Shark Joined: Jul 2005 Posts: 66 | I thought I was getting a vacuum in my gas tank because it makes a pssshhht sound when I open it, but it's actually pressure. The truck keeps sputtering. It happened with the gas cap removed also. Is it just the fuel pump? Could that actually cause pressure build up in the gas tank? I don't know what else it could be??? | | |
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