Before you buy a used Citroen C6 you should be aware of the common faults or wear items specific to the Citroen C6 that you should check for. Our research amongst the experts that work on the Citroen C6 everyday has identified the essential engine checks, interior items that you need to ensure work, wear items to spot on the Citroen C6 suspension, areas on the bodywork to inspect, and information about official recalls of the Citroen C6.