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OnStar tests Facebook updates, text-message reading services

General Motors' OnStar service is launching new features with the latest generation of its technology and is testing applications such as reading text messages and updating social-networking Web sites via voice command. The ninth generation of OnStar's software will let GM car owners use their smartphone to remotely start the engine and lock or unlock their cars. The service is called OnStar MyLink.

The Porsche 911: the car that shouldn’t work but does

Humanity might struggle perpetually with questions like the meaning of life, but it does know one thing for sure: rear engine cars are bad. Like a sling shot, the heavy engine at the back is always trying to overtake the driver in front. Anyone can understand that.Yet the Porsche 911 - one of the fastest cars on the market, and one of the most enduring in history - has its engine at the back.

Jeep Grand Cherokee debuts Chrysler V6

The 2011 Jeep Grand Cherokee will be the first Chrysler LLC vehicle to feature the company's new Pentastar V6 engine. The new engine greatly simplifies Chrysler's powertrain offerings and helps the company save money by improving economies of scale. The redesigned Grand Cherokee will appear in dealerships in spring 2010 as a 2011 model.