General Motors Vice Chairman, Bob Lutz said continued poor performance might warrant the eventual phase-out of one of its brands, AutoWeek is reporting today. So which should it be? Buick, which is having difficulty keeping its older buyers, while exiciting younger ones? Pontiac, which is having difficulty attracting any buyers, young or old? What about Saab, Saturn, Hummer or GMC? Should Chevrolet be exempt just because it's Chevrolet? Take our latest poll after the jump.
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