The Which? consumer group asked 19 firms about whether they had been misleading the public by manipulating tests.Renault, PSA Peugeot Citroen, Nissan, Hyundai, Jaguar Land Rover, Kia, Mazda, Tesla… http://www.shropshirestar.com/news/uk-news/2015/10/06/carmakers-queue-up-to-deny-cheating-emissions-tests/