General Motors' environmental image is an inconvenient perception for the company.
The automaker, which was essentially the villain in the documentary film "Who killed the electric car?" in 2006, is seen as a big part of the problem by those concerned about the environment and global warming.
GM's Volt concept car, which highlights the company's effort to develop a plug-in hybrid.
GM's Volt concept car, which highlights the company's effort to develop a plug-in hybrid.
And industry experts agree that perception translates into difficulties for GM.
In an era of high gasoline prices, the automaker that makes Hummers is competing against Toyota (Charts), well known for making fuel-efficient, environmentally friendly hybrids.
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