Nov 17 Volkswagen's European sales and market share slipped in October, industry data showed on Tuesday, as the German carmaker's emissions-cheating scandal began to take its toll at a time when the overall market continued to grow. New passenger car registrations in the European Union and European Free Trade Association trading block rose 2.7 percent last month on a year ago to 1.14 million vehicles, according to the Brussels-based Association of European Carmakers .