Most just have a breather tube. Actual valves with a two way check ball are typically only found on vehicles with specific off-road features. They're placed on the top of the fuel tank.
fuel vent valve is on the top of the gas tank
The 'vent valve' is a breather... it has no moving parts... they're typically placed at the top of the fuel tank.
YES you do.
The vent valve is mounted on a bracket near the fuel tank. Disconnect the electrical connector. Remove the hose from the vent valve. release the retainers and remove the vent valve from the bracket. It is under the truck.
The canister vent valve is located near the fuel tank. The canister purge valve is located on the engine.
You may be talking about the fuel vent. The evaporation emission control valve. If so, it is on the line running out of the fuel tank.
The vent valve is mounted on a bracket near the fuel tank. Disconnect the electrical connector. Remove the hose from the vent valve then release the retainers and remove the vent valve from the bracket. Installation is the reverse of removal.
the evap vent valve is located on the top of the fuel tank. the valve can only be serviced with the fuel tank removed from the vehicle. if you look under the rear of your vehicle in the trunk area you will see a black hose that looks like a household vacuum hose. that hose leads to the top of the to to the vent valve.
Yes, there is a valve in the top of the tank that can stick and cause fuel to not enter the tank correctly. The tank will need replaced.
YOU WILL FIND IT MOUNTED ON A BRACKET UNDER THE TRUCK BY THE FUEL TANK
The tank is not venting properly. It could be a plugged hose or a restricted vent valve.
Depending on the year, make and model of the vehicle it could be a "roll-over" valve to prevent fuel from spilling out in the event the vehicle was to roll over or it could be a tank vent valve for the EVAP system. More info needed please.