Volkswagen buying $256M stake in Navistar

CHICAGO — Volkswagen AG plans to take a 16.6 percent stake in Navistar International as part of a wide-ranging alliance that gives the manufacturer access to products and services of the German vehicle-maker’s truck and bus business. Navistar, headquartered in suburban Chicago, will receive a $256 million equity investment from VW, which will pay $15.76 a…