This most recent recall only affects certain 2006 and 2007 model year vehicles, the automaker says.

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The automaker says that the driver door could be corroded by liquids, cause a short circuit and power door locks and window switches could malfunction.

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He has put in 28 years at the automaker but says he will quit rather than accept an expected transfer to another plant that would be a two-and-a-half hour commute from his home.

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As for direction at the world's largest automaker, Dunne says he has heard good things about the leadership style of Toyota's president and CEO that aims to foster innovation.

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The disagreement over how and when the government should get out of GM is the latest source of tension between the automaker and its benefactors in the Obama Administration, the Journal says.

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And if the automaker had a seventh model in its lineup, he says, then a seven-year lifecycle for each vehicle would work perfectly.

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Geoff Day, head of communications for Mercedes-Benz USA, says the SLS AMG E-Cell uses lithium-battery technology currently unequaled in any other automaker, especially in terms of charging times and resiliance.

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But, ironically, the Japanese automaker would never consider outsourcing a quality-sensitive operation like a body shop or paint shop, says Jeffrey Liker, a University of Michigan engineering professor and author of The Toyota Way.

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