[at Bloomberg] – General Motors Co. (GM) said it will begin building a new “top-end, high-technology” sedan next year in Detroit, as the largest U.S. Production of the rear-wheel-drive model will start in . . . → Read More: Stock Update (NYSE:GM): GM to Add New ‘Top-End’ Cadillac Sedan as U.S. Sales Slump Similar Articles: Market Update (NYSE:F): U.S. auto sales strong, led by Ford, Chrysler, Nissan Company Update (NYSE:GM): U.S. to make ‘major announcement’ on GM recall probe; stock falls Company Update: General Motors Company (NYSE:GM) – Detroit automakers report mixed results in April U.S. sales