Opel GTC Concept

A new Buick coupe has been reported on for more than a year but the first tangible evidence that the car might be coming has only recently surfaced. A leaked document reportedly outlining GM Europe’s future plans claims that a new coupe based on the Insignia sedan and its Epsilon II platform is in the works, and this very well could come to the U.S. as a new Buick flagship. For the uninitiated, GM’s Opel Insignia sedan is already sold in the U.S. as a Buick Regal, so a coupe version could be sold here as well. Furthermore, GM has already previewed a coupe version of the Insignia...