Amidst the myriad of GM performance vehicles of the modern era sits one of GM's best-kept secrets. It is not a limited edition model or a one-off product built to destroy the supercars of Europe, but ...

Looking for a performance tool with more features than, say, a Dynoliciousphone application? If you take delivery of a 2009 Chevrolet Cobalt SS or 2009 Chevrolet HHR SS, General Motors' Reconfigurable ...