6 Driving Tactics to Save Gas This Summer
Gas is near $4 per gallon, but you don't need to buy a new car to get better mileage on your road trip this summer. PM put fuel-sipping advice to the test by outfitting an ordinary ten-year-old car with an extremely accurate fuel economy gauge and trying out all the gas-saving driving tactics we could think of. We bring you the six strategies that work, plus more quick tips for better MPG.
Popular Mechanics
By Mike Allen | Popular Mechanics – Fri, Jun 10, 2011 5:54 PM EDT
Tactic No. 1: Coast to a Stop
Brakes are necessary (duh!), but they're inherently wasteful: They take the kinetic energy of a moving car—energy it took pricey gasoline to generate—and turn it into heat that's lost to the air. Everyone knows that accelerating until the last moment then braking hard to stop is less efficient than slowly coasting to a red light. But PM's test data (illustrated above) prove what a huge difference coasting makes. The lesson: Whenever possible, anticipate that a light will turn red and ease off the gas. Generally, the less you have to brake, the better your fuel economy.....
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