Overview

• Shares of Porsche, VW, BMW, and other carmakers fell following the lawsuit reports.
• The lawsuits could cost the automakers at least £6 billion, according to claimants' lawyers.
• The legal action involves 13 car manufacturers, including Mercedes-Benz, Ford, and Renault.
• Manufacturers are accused of using 'defeat devices' to cheat emissions tests on diesel vehicles.
• Volkswagen's dieselgate scandal has already cost the company over €32 billion in fines and settlements.