. . . . . . . . . "6899"^^ . . "The General Motors Sigma platform is a mid-size automobile platform used by General Motors from the 2003 to 2015 model years. Exclusive to the Cadillac division, Sigma was the successor to the Opel-designed V platform. Initially developed for executive cars, the architecture was expanded for larger model lines, sports sedans, and multiple body styles. Two generations of the Sigma platform were developed by GM for worldwide markets. The architecture was discontinued for the 2016 in favor of the GM Alpha platform, itself utilized nearly exclusive by Cadillac."@en . . . . . "2010"^^ . . "1078034130"^^ . . . "2002"^^ . . . "GM Sigma platform"@en . . "GM Sigma platform"@en . . . . . . . . . . . . . . . . . . . . . . . . "The General Motors Sigma platform is a mid-size automobile platform used by General Motors from the 2003 to 2015 model years. Exclusive to the Cadillac division, Sigma was the successor to the Opel-designed V platform. Initially developed for executive cars, the architecture was expanded for larger model lines, sports sedans, and multiple body styles. Two generations of the Sigma platform were developed by GM for worldwide markets. The architecture was discontinued for the 2016 in favor of the GM Alpha platform, itself utilized nearly exclusive by Cadillac."@en . . "2002"^^ . . . . . . . . . . . . . . . . . . . . "General Motors Sigma platform"@en . . . . . . . . . . . "2015"^^ . . . . . . . . . . . . . . . . . . . . . "872417"^^ .