How To Drain Gas Tank

If you need to drain gas tank for any reason, such as replacing a fuel pump or cleaning the tank, it can be a daunting task. However, with the right tools and knowledge, it can be done easily and safely. In this article, we will guide you through the steps on how to drain gas tank.

Step 1: Safety First

Before you start draining the gas tank, it is important to prioritize safety. Make sure you are in a well-ventilated area and away from any open flames or sparks. Wear gloves and eye protection to prevent any fuel from getting on your skin or in your eyes.

Step 2: Preparation

To drain gas tank, you will need to prepare a few tools. You will need a siphon pump or a hand pump, a clean container to store the fuel, and a wrench to disconnect the fuel lines. Make sure that the container you choose is made of a material that can safely hold gasoline.

Step 3: Disconnect Fuel Lines

Locate the fuel lines that are connected to the gas tank. Use a wrench to loosen the bolts and disconnect the lines. Be careful not to damage any of the lines or connections.

Step 4: Drain the Gas Tank

Insert the siphon pump or hand pump into the gas tank and start pumping. Make sure that the other end of the pump is connected to the clean container. Slowly pump the fuel out of the tank. Be patient as this process can take some time depending on the size of the tank.

Step 5: Final Steps

Once the fuel has been drained, reconnect the fuel lines and tighten the bolts with the wrench. Dispose of the old fuel properly by taking it to a recycling center or a gas station that accepts used fuel.


Q: How can I tell if my gas tank needs to be drained?

A: If you notice any sediment or debris in your fuel, or if your engine is running poorly, it is a good indication that your gas tank needs to be drained.

Q: Can I drain the gas tank myself?

A: Yes, you can drain the gas tank yourself. Just make sure to prioritize safety and follow the steps outlined in this article.

Q: Can I reuse the old fuel?

A: It is not recommended to reuse old fuel as it can contain contaminants that can damage your engine.


Draining a gas tank may seem like a daunting task, but it can be done easily and safely with the right tools and knowledge. Prioritize safety, prepare your tools, disconnect the fuel lines, drain the tank, and dispose of the old fuel properly. By following these steps, you can successfully drain your gas tank and complete any necessary repairs or maintenance.