Cadillac Unveils The XTS Platinum Concept 2010-01-12 A new study re-imagining the luxury sedan, showcasing the progression of the Cadillac Art and Science philosophy Designed from the inside out, featuring a new concept for the interface between the driver and the auto electronics Plug-in hybrid system is matched with a 3.6L V-6 and all-wheel drive for dynamic and efficient performance DETROIT – Cadillac unveiled the XTS Platinum Concept at the…