The term 'Small Chevy Model' refers to the Aveo, a four-letter model of car manufactured by Chevrolet. The Aveo was first introduced in 2002 and is a subcompact car that is designed for fuel efficiency and affordability. It is available in both sedan and hatchback body styles and is powered by a 1.6-liter four-cylinder engine. The Aveo has been praised for its low price and good fuel economy, making it an ideal choice for budget-conscious drivers.