2012 Buick LaCrosse Premium I Group: Plenty of power with eAssist

The 2012 Buick LaCrosse.

The 2012 Buick LaCrosse.General Motors has kept plugging away at its “mild-hybrid” system, whose earlier incarnations boosted the price too much and didn’t deliver good enough fuel economy. Today, under the name eAssist, it’s showing its new prowess under the hood of one of GM’s top-ranked full-size cars, the Buick LaCrosse. Unlike full hybrids, which …

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2012 Mercedes-Benz SLK350: Trim, athletic, with flawless handling

2012 Mercedes-Benz SLK350

2012 Mercedes-Benz SLK350The mildly retro-styled Mercedes-Benz SLK roadster has been endowed with a more aggressive exterior for 2012. But there’s more to this transformation than mere styling. The mild-mannered SLK300 package is gone, replaced by the four-cylinder, turbo-charged SLK250, with less horsepower but more torque. The SLK350 remains, but with incremental engine and transmission improvements. …

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