General Motors seems intent on banishing all memories of the unloved Aveo – so much so that it’s gone and renamed its entry-level fighter in the States. While we’re still not 100-percent in love with the name (we can’t get visions of spiky-haired hedgehogs out of our heads…), all three flavors of the Sonic do appear to be vastly improved over the machine they replace, though one of them, the Z
