Setra S 531 DT double-decker bus introduced on Lucerne–Altdorf Tellbus route, Switzerland August 25, 2026 | Europe News, News Lucerne Transport Authority VBL AG, on behalf of Auto AG Uri, has introduced a new Setra S 531 DT double-decker bus on the Tellbus service connecting Lucerne and Altdorf, the cantonal capitals of Luce... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password