Why does gas come out when I fill up?
The fuel vent hose on the fuel filler neck is plugged and not allowing the fuel to vent as the tank is filled up. Over time, fuel vapors with debris in them will plug up the vent tube and cause it to not vent the fuel tank. This will make the fuel system not fuel up under a heavy load.
Why is my gas tank not filling up?
Every gas tank has a vent tube, so when you fill the tank, air can escape, while the fuel is being pumped into the tank. Some vent tubes are metal, some rubber. Yours is either collapsed or plugged up. Look at the fill tube in the firebird and follow it from the gas cap to the tank, there should be a 2nd smaller tube that is your vent tube.
What should I do when I fill up my gas tank?
When you pull up at the gas station, you should be able to insert the fuel pumping nozzle and hold it wide open until tank becomes completely filled. The shape of the gas tank allows some fuel to back up into the fuel filler hose to shut the nozzle off automatically.
When does the car hesitate after filling the gas tank?
The hesitation lasts for probably only a half second, happening a couple of times with a few seconds between. So… pulling out of a gas station onto the highway, 10 seconds later the engine hesitates/sputters for .5 seconds, and then recovers. Then a couple of seconds later another half second hesitation happens.
When do you know you have a gas tank problem?
Or the vent hoses completely clogged or kinked. When you have this common car gas tank problem the first item to check is the vent hose. This becomes especially true in the scenario where the fuel pump turns off three or four times indicating a partially clogged vent hose. You start by locating your charcoal canister.
What happens when you fill up the gas tank?
When you pull up at the gas station, you should be able to insert the fuel pumping nozzle and hold it wide open until tank becomes completely filled. The shape of the gas tank allows some fuel to back up into the fuel filler hose to shut the nozzle off automatically. The fuel then settles back in the tank leaving a small air gap.
Why does my gas tank smell when I stop filling it?
Another possibility of having a fuel smell inside the car becomes a fuel tank vent that’s not closing properly. The gas tank vent needs to open when you’re filling the tank to allow the air to escape. When you stop filling the tank this vent should close completely and seal the vapors inside the tank.
Or the vent hoses completely clogged or kinked. When you have this common car gas tank problem the first item to check is the vent hose. This becomes especially true in the scenario where the fuel pump turns off three or four times indicating a partially clogged vent hose. You start by locating your charcoal canister.
Why does my gas tank spit out gas?
An expert whose answer got voted for 500 times. Every gas tank has a vent tube, so when you fill the tank, air can escape, while the fuel is being pumped into the tank. Some vent tubes are metal, some rubber. Yours is either collapsed or plugged up.