For many of us, the most vivid lifelong memories we have are from summer family vacation trips. You probably have fond memories of childhood vacation destinations, but I think many of us also remember the misery of endless hours in a cramped backseat with our siblings' elbows digging into our ribs - and worse. Scenes from National Lampoon's "Vacation" and the "family truckster" come to mind. But with the new Suburban's infotainment features and ample configurable seating, that's all behind us.