How Much Gas Should You Keep in Your Tank?

We've all been there — cruising along and suddenly realizing the fuel gauge is dangerously close to empty. Some drivers choose to stretch their tank a little longer, while others prefer to refuel as soon as the needle drops. But is there a right amount of gas you should keep in your tank? The answer may surprise you!
The Dangers of Running on Empty
Driving on a low fuel level can cause several problems for your car. When your gas level drops too low, the fuel pump starts drawing from the bottom of the tank, where debris and sediment settle. This sediment can clog your fuel filter, damage the pump, and reduce fuel efficiency. Additionally, in many cars, the fuel pump relies on gasoline to stay cool. Without enough fuel, the pump can overheat, wear out faster, and lead to costly repairs.
Running low on gas can also damage your car's catalytic converter, a critical component of the exhaust system. When fuel is scarce, air can enter the engine, causing it to sputter or misfire, which can harm the catalytic converter and result in expensive repairs.
Why It's Even More Important in Winter
In colder weather, it's particularly important to keep your gas tank adequately filled. An empty tank leaves space for condensation to form, which can mix with the fuel and freeze, causing rust or damage to the fuel lines. Running out of gas in winter conditions can also leave you stranded without heat, which is both dangerous and inconvenient.
So, How Much Gas Should You Keep in Your Tank?
Experts recommend keeping at least a quarter-tank of gas at all times. This level helps protect the fuel pump by ensuring it stays submerged in fuel, preventing overheating and wear. It also minimizes the risk of sediment buildup in the fuel system, which can lead to clogs and other issues. Moreover, keeping a quarter-tank of gas improves your car's overall efficiency and prevents damage to vital components.
Maintaining at least a quarter tank of gas isn't just a matter of convenience — it's essential for protecting your vehicle's components and ensuring safety on the road. By keeping your tank sufficiently filled, you avoid costly repairs, improve gas mileage, and reduce the chances of getting stranded, especially in winter. Next time your fuel gauge drops, consider refueling sooner rather than later to keep your car running smoothly.
References: This Is How Much Gas You Should Be Keeping in Your Tank | Running on Empty? How Bad Is It for Your Car?