DETROIT, Mich (WQTX)  The Chevy Volt continues to bring home the brass.  On Monday, GM’s new electric car was named the 2011 North American Car of the Year at the Detroit Auto Show.  49-journalists from the U-S and Canada made the picks.  The Ford Explorer won truck of the year.  The Auto Show ‘preview week’ opened to journalists on Monday—the public can get its first glimpse this coming weekend.