efficient

Volvo's product development unit is still hard at work, even as Ford has slapped a price tag on the brand. In an effort to develop more environmentally-friendly vehicles capable of meeting stringent emissions regulations on the horizon, the ...

With moms now actually reading EPA fuel economy figures on the window sticker before trying out the dozen cup holders found in most modern minivans, Chrysler went back to the engineering lab and knocked out a few more miles per gallon for its 2009 minivan offerings. Bragging that no other minivan ...

We knew last month that the Jetta TDI was qualified for the tax credit. Now, word is out that all of the new-generation clean diesels for Volkswagen (TDI) and Mercedes-Benz (Bluetec) will be joining the elite handful of vehicles that qualify for a federal alternative-powertrain tax credit. Formerly ...

For ALPINA, simply substituting a larger engine for added performance is considered alien. Instead, the German automaker prefers to "maximize the sporting potential of existing units." With that in mind, ALPINA has tweaked the twin-turbo diesel powerplant from the BMW 123d and dropped it under the ...

In an effort to expose the underreported truth behind the government's corporate average fuel economy ratings (CAFE) and to define more accurate fuel economy estimates, the team over at Cars.com has created their own True Mileage Index. The consumer website points out the flaw behind CAFE is that ...