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GM's Bob Lutz to take questions online at 2 p.m.

He's back--and he's definitely returning to his high-profile self. General Motors' freshly minted creative honcho Bob Lutz is playing host to a Web chat from 2 to 3 p.m. Eastern time on Monday.

Ford Verve Sedan, F150 (2008): first official pictures

By Liz Turner Motor Shows 13 January 2008 18:48 The Mustang Bullitt GT is the cherry on top, not of a cake, but a pile of bread-and-butter products at Detroit that could save Ford. The Blue Oval has unveiled an all-new mighty F150, a four-door US version of the Fiesta-sized Verve concept seen at Frankfurt and a range of turbocharged direct-injection petrol engines, dubbed EcoBoost. Derrick Kuzak, group VP for global product development, told CAR Online that to truly reduce emissions you need a mass-production solution people can afford, and EcoBoost doesn’t need all the expensive and complex after-treatments for NOx and particulates needed by diesel to meet US regulations.

Jaguar lines up 4-, 6-cylinder engines

Jaguar hasn't offered a four-cylinder engine since 1948 and no V6 since the small, lackluster X-Type was pulled from the United States four years ago. But in an era of mpg obsession, even this proud British luxury brand is changing. Jaguar will offer four- and six-cylinder engines in two of its three car lines, starting this fall.