What to do if your fuel tank is not venting?
If you remove the vent line from the canister, you should be able to blow through the line to the tank. Take the gas cap off first. If that line is blocked, you’ve found where the problem is.
How is fuel venting done on a GM Truck?
The gas cap is sealed, the venting is done through the line Tim mentioned. There are three lines to the tank. 3/8, 5/16, and 1/4 inch. 3/8 is the supply line. Fuel is pumped through this line from the tank to the fuel metering body. (No TBI on a 97 Vortec). The 5/16 returns excess fuel from the metering body back to the tank.
Where is the venting on a gas tank?
The gas cap is sealed, the venting is done through the line Tim mentioned. There are three lines to the tank. 3/8, 5/16, and 1/4 inch. 3/8 is the supply line. Fuel is pumped through this line from the tank to the fuel metering body. (No TBI on a 97 Vortec).
Why is my fuel tank collapsing on my GMC Sierra?
I’m also having this problem with my 2000 GMC Sierra SL c2500 5.7. It creates a vacuum and collapses the fuel tank. Im on my third fuel tank but didn’t realize at first a vacuum was crushing it. Any ideas? It seems the more I read, the more possibilities that could cause it but its getting expensive with the tanks and pumps.
If you remove the vent line from the canister, you should be able to blow through the line to the tank. Take the gas cap off first. If that line is blocked, you’ve found where the problem is.
The gas cap is sealed, the venting is done through the line Tim mentioned. There are three lines to the tank. 3/8, 5/16, and 1/4 inch. 3/8 is the supply line. Fuel is pumped through this line from the tank to the fuel metering body. (No TBI on a 97 Vortec). The 5/16 returns excess fuel from the metering body back to the tank.
The gas cap is sealed, the venting is done through the line Tim mentioned. There are three lines to the tank. 3/8, 5/16, and 1/4 inch. 3/8 is the supply line. Fuel is pumped through this line from the tank to the fuel metering body. (No TBI on a 97 Vortec).
I’m also having this problem with my 2000 GMC Sierra SL c2500 5.7. It creates a vacuum and collapses the fuel tank. Im on my third fuel tank but didn’t realize at first a vacuum was crushing it. Any ideas? It seems the more I read, the more possibilities that could cause it but its getting expensive with the tanks and pumps.
When your boat gas tank is not venting, this is the first area to check. If the screen looks clogged, use a small wire brush to clean away the gunk. If corrosion has eaten away at the mesh, replace the vent. Watch out, through-hull fuel vents sometimes allow water intrusion. Boating Magazine 3. Keep Your Through Hull Vent Dry from Water
Where is the vent line on a fuel tank?
When installing a vent hose, avoid sags — aka traps — anywhere in the vent line. As I found out the hard way, these allow fuel to puddle, preventing the marine fuel tank vent system from functioning properly. A typical vent line will run sideways across the top of the tank until it reaches the hull side and then angle upward to the vent fitting.
Is there a problem with the gas vent on a boat?
Shortly after I had a new fuel tank installed, I discovered a problem — a boat gas tank vent problem. It was difficult to put gas in the tank. The nozzle continually shut down, as if the tank were full, until a gusher of gas spewed from the vent. Then I could fill up just fine.
How do you cover a fuel vent on a boat?
Whichever type of vent you are considering, make sure it is Coast Guard approved. Here’s a quick tip: When washing the boat, always point the spray nozzle aft while hosing down along the side of the boat. This will help keep water from shooting into the vent opening. Consider covering the fuel vent with a clamshell cover. Boating Magazine 4.
When your boat gas tank is not venting, this is the first area to check. If the screen looks clogged, use a small wire brush to clean away the gunk. If corrosion has eaten away at the mesh, replace the vent. Watch out, through-hull fuel vents sometimes allow water intrusion. Boating Magazine 3. Keep Your Through Hull Vent Dry from Water
How to check O’Reilly fuel tank vent valve?
Filter your results by entering your Year, Make, Model to ensure you find the parts that fit your vehicle. When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. 4.5 out of 5 stars. Read reviews for Dorman OE Solutions Fuel Tank Vent Rollover Valve
Where does the vent line go on a fuel tank?
As for where the lines go, the line that vents the tank runs down the body and to the middle port of the carbon canister. If you still have a Solex. This is how things hook up. (See picture).