(http://media.il.edmunds-media.com/mercedes-benz/e-class/2012/as/12/de/2012_mercedes-benz_e-class_f34_12-de-as_1216111_196.jpg) Mercedes-Benz will unveil two new hybrid versions of its midrange E-Class — one diesel, one gasoline — at the upcoming Detroit auto show in January.
InsideLine