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Buick LaCrosse GL concept debuts ahead of L.A. auto show

Summoning the colors of coffee, saddles and wine, Buick has crafted an upscale concept car to illustrate its potential for interior design. The LaCrosse GL debuted on Wednesday afternoon at a Detroit concert house, ahead of a showing next week at the Los Angeles auto show. The Buick LaCrosse GL features brown and caramel-colored cocochino leather inside, ice-blue stitching and an expensive-feeling suede headliner as Buick tries to lure new customers by promoting top-shelf interiors.

To sell the Stingray, Chevy plans to target Porsche

Corvette says there is a substitute for Porsche. And it's the all-new 2014 Corvette Stingray hitting showrooms this fall. General Motors' Chevrolet and ad agency Commonwealth, Detroit, are plotting an ambitious marketing strategy for one of the automaker's biggest launches of the year.

Pebble Beach concours: Beauty and the beach

The perfect summer for car enthusiasts begins early, when local car shows start popping up, and ends in August at the Pebble Beach Concours d'Elegance. This year's show on Aug. 15 will celebrate classic Alfa Romeos, cars from Pierce-Arrow and Jaguar and Ghia designs.