Drivers obsess over engine specs and hybrid badges, but a quieter fuel economy killer is already bolted to every car: the ...

From speed management to minimizing idling, these driver tips highlight simple ways fleets can improve fuel economy without new equipment.

Changing transmission fluid is one of those things that, unless you're a real car enthusiast or mechanic, is easily overlooked. We all schedule routine oil changes, which seem to be prioritized over ...

Your car's gas mileage can be improved with more efficient driving and better car maintenance. The Federal Trade Commission (in "Good, Better, Best: How to Improve Gas Mileage," available online at ...