It has probably been decades since the Cadillac nameplate's presence on a large sedan meant world-class luxury. The large luxury sport utility Escalade allowed Cadillac to once again be seen as a mammoth showcase of the brand's premium taste but their flagship business has not seen the same level of enthusiasm. Part of complete revitalization of their business that included a brand-new line-up of vehicles and a new corporate headquarters located within New York City, Cadillac pledged to define the upper echelons of motoring with an all-new sedan for 2016. At the 2015 New York International Auto Show, the CT6's introduction is a big and bold presentation to the world that Cadillac is ready to take back its luxury crown with force. The Cadillac CT6 had been billed as a six-digit priced super luxury sedan. From what is visible with its introduction at the 2015 New York International Auto Show, the car seems like a replacement to the XTS. ...