Cadillac has never been shy about chasing excess, but one of its boldest engines never made it to the showroom. In the 1960s the brand developed an overhead cam V12 so large and complex that it ...

General Motors has officially launched a new subsidiary, GM Performance Power Units LLC, to design and produce its future ...

General Motors has announced that it will be developing and building a Formula 1 power unit for the potential Andretti Cadillac entry. The automaker has formally registered this status with the FIA, ...