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Future products: Buick sees 6 to 7 models in its lineup for 2011-13

A Buick LaCrosse hybrid sedan probably will join a new small car and new crossover as Buick expands its lineup in the next three model years. The brand, which sells four nameplates now, eventually wants a six- or seven-vehicle lineup, says John Schwegman, Buick-GMC's top marketer. Buick seeks to revive its reputation for performance and stylish luxury to appeal to middle-aged professionals who often buy Asian luxury brands.

VW E-Bugster convertible concept car at 2012 Beijing motor show

Volkswagen, one of the biggest players in China's swelling car market, chose Beijing to unveil its latest E-Bugster - a good look at the forthcoming convertible version of the Beetle. We saw the E-Bugster in tin-top form at the 2012 Detroit auto show; now they've gone and chopped the top fully for Beijing. It's a two-seater speedster version of the Beetle hatch, driven by an 85kW electric drive system; essentially, the powertrain of this car is what will underpin the 2013 Blue-e-motion electric Golf.

Volvo offers 250 Polestar Limited Edition C30s for U.S.

The 2013 Volvo C30 Polestar Limited Edition will be available in the United States in limited numbers for a sticker price of $32,445, including $895 in destination. The 2.5-liter five-cylinder engine receives an upgrade of 23 hp and 37 lb-ft of torque, leading to a total output of 250 hp and 273 lb-ft. Volvo says the power boost comes from increasing airflow into the combustion chambers and advancing spark timing.