Many drivers wonder if they should turn off their engines while waiting at red lights to save fuel. Research shows that turning off a warmed-up engine for stops lasting just 10 seconds or longer can ...

Your car’s fuel economy isn’t just about the engine or EPA ratings. Learn how everyday driving habits have the biggest impact ...

The next time you pull into a gas station, you might think fuel efficiency is just about the size of your engine or how fast you drive. The reality is far more complex and fascinating. Modern vehicles ...

This Fleets Explained entry tackles some of the factors that impact fuel efficiency, such as what you're driving, how you're driving, where you're driving, weather, and more. Increased fuel efficiency ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...