The Chevrolet Volt, intended to be the symbol of General Motors Co.'s commitment to innovation and proof that Detroit's automakers can make "green" cars, has become a public relations and engineering challenge for the automaker.
GM is working to restore the reputation of its "halo car" — which it hoped would cast a favorable glow over its entire lineup — since it was revealed that a Volt and then a battery pack caught fire at least seven days after federal crash safety tests.
There have been no reports of fires in the real world, and safety experts say the Volt is safe to drive.
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