Fuel Cap Hiss at Raymond Storey blog

Fuel Cap Hiss. I just discovered this explanation for the hissing gas cap when opening it to fill up my gas tank. It's not really prolonged, and i've. My '85 doesn't have evap or anything else like it and i get a hiss when i open the caps. When i fill up with fuel, there is often a loud hissing noise, as if you are opening a bottle of fizzy drink or something whenever i unscrew. Mine does nothing, not even a hint of sound or rushing air. Should i hear a hissing when unscrewing the gas cap? Hissing when you remove the gas cap is caused by the buildup of pressure in the gas tank. It is a sign that the gas tank is releasing this pressure. If the hissing continues, you should take action because it can be a sign of danger. The hiss is a normal phenomenon, ideally keep the tanks at more than 1/2 full to keep the fume formation and vapor loss at. It might be the purge line that comes.

I just discovered this explanation for the hissing gas cap when opening it to fill up my gas tank. The hiss is a normal phenomenon, ideally keep the tanks at more than 1/2 full to keep the fume formation and vapor loss at. When i fill up with fuel, there is often a loud hissing noise, as if you are opening a bottle of fizzy drink or something whenever i unscrew. Mine does nothing, not even a hint of sound or rushing air. It might be the purge line that comes. My '85 doesn't have evap or anything else like it and i get a hiss when i open the caps. Should i hear a hissing when unscrewing the gas cap? Hissing when you remove the gas cap is caused by the buildup of pressure in the gas tank. It's not really prolonged, and i've. It is a sign that the gas tank is releasing this pressure.

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Fuel Cap Hiss It's not really prolonged, and i've. The hiss is a normal phenomenon, ideally keep the tanks at more than 1/2 full to keep the fume formation and vapor loss at. Hissing when you remove the gas cap is caused by the buildup of pressure in the gas tank. It is a sign that the gas tank is releasing this pressure. It might be the purge line that comes. If the hissing continues, you should take action because it can be a sign of danger. It's not really prolonged, and i've. My '85 doesn't have evap or anything else like it and i get a hiss when i open the caps. When i fill up with fuel, there is often a loud hissing noise, as if you are opening a bottle of fizzy drink or something whenever i unscrew. Should i hear a hissing when unscrewing the gas cap? Mine does nothing, not even a hint of sound or rushing air. I just discovered this explanation for the hissing gas cap when opening it to fill up my gas tank.