A 2009 Nissan Cube on display at the Los Angeles Auto Show Wednesday, Nov. 19, 2008, in Los Angeles. (AP Photo/Ric Francis)
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A 2009 Cadillac XLR Platinum on display at the Los Angeles Auto Show Wednesday, Nov. 19, 2008, in Los Angeles. (AP Photo/Ric Francis)
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A 2009 Nissan 370Z is seen on display at the Los Angeles Auto Show Wednesday, Nov. 19, 2008, in Los Angeles. (AP Photo/Ric Francis)
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A 2009 Nissan 370Z on display at the Los Angeles Auto Show Wednesday, Nov. 19, 2008, in Los Angeles. (AP Photo/Ric Francis)
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Carlos Ghosn, President and CEO of Renault and Nissan, speaks during the Motor Press Guild keynote, opening the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. AFP PHOTO GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
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Carlos Ghosn, President and CEO of Renault and Nissan, speaks during the Motor Press Guild keynote, opening the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. AFP PHOTO GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
AFP/Getty Images
Carlos Ghosn, President and CEO of Renault and Nissan, speaks during the Motor Press Guild keynote, opening the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. AFP PHOTO GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
AFP/Getty Images
Carlos Ghosn, President and CEO of Renault and Nissan, speaks during the Motor Press Guild keynote, opening the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. AFP PHOTO GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
AFP/Getty Images
Carlos Ghosn, President and CEO of Renault and Nissan, speaks during the Motor Press Guild keynote, opening the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. AFP PHOTO GABRIEL BOUYS (Photo credit should read GABRIEL BOUYS/AFP/Getty Images)
AFP/Getty Images
The Ford Fusion Hybrid is seen at the Ford Product Design Center in Dearborn, Mich., Monday, Nov. 17, 2008. Ford plans to unveil the hybrid version at the Los Angeles auto show on Wednesday. (AP Photo/Carlos Osorio)
AP