Glossary Term
Gas Cap
The removable cap that allows you to fill your vehicle's tank with fuel. The gas cap is an emission control device because it allows air to be drawn into the tank but prevents fuel vapors from escaping into the atmosphere.
The removable cap that allows you to fill your vehicle's tank with fuel. The gas cap is an emission control device because it allows air to be drawn into the tank but prevents fuel vapors from escaping into the atmosphere.