According to Auto-News.de, Opel is considering using Cadillac's all-new big sedan, the XTS, as the base for its new flagship car, which would likely carry the name Omega. According to Auto-News.de ...

GM will pull Opel and "mainstream" Chevys from the Russian market in order to focus on Cadillac and vehicles like the Camaro, Corvette and Tahoe. "This change in our business model in Russia is ...

but Cadillac’s subsequent attempts at small entry-level models have not been as well received: The 1982 Cimarron (based on the humble Chevrolet Cavalier) and 1997 Catera (a tweaked Opel Omega ...