Gas tank caps: They play an important part ... This means those cars won't get the benefits of flex fuel. So if your car gas a black gas cap, always use the black pump handle at the gas station.

The fuel tank pressure sensor is part of the fuel pump ... such as a loose or faulty gas cap. Fuel vapors are supposed to be contained in the EVAP system, and leaks can allow vapors to escape ...

One characteristic of gas is volatility, a term used to describe how easily and under what conditions the gas vaporizes so it can be efficiently burned in your car's engine. The most highly volatile ...

This article explains how fueling systems work, describes the signs of a car that’s about to run out of gas, and outlines what may happen when a vehicle ceases operation. In every internal combustion ...