Gas stations have offered different types of gas for decades. There's a widespread belief that high octane gas can clean your engine, but is it true?

If you spend a lot of time driving in various areas of the country, you might notice that some gas stations carry 91 octane ...

I recently replaced my wife's 2012 Mercedes-Benz E350 4Matic wagon with a 2016 Volvo V60 Drive-E, a station wagon that impressed me when this magazine had a similar Four Seasons test car in its fleet ...

If you're a new driver, you may be confused the first time you pull up to the gas station. Most pumps offer a selection of fuel types labeled with a number. Those numbers aren't the price but rather ...

The price displayed above that third button on the gas pump averaged more than $5.40 for several days this spring. American drivers still couldn’t get enough.

Add Yahoo as a preferred source to see more of our stories on Google. DENVER (KDVR) — Gas prices are fluctuating across the country, and a few states offer a “cheaper” octane option that isn’t found ...

A routine trip to the gas station turned into an unexpected dilemma for one Honda owner after he noticed the fuel ...