Home > GM Sigma platform
Sigma is General Motors' new full-size rear wheel drive automobile platform. The architecture debuted in 2002 with the 2003 Cadillac CTS and is adaptable for all wheel drive and extended wheelbase versions.The long-wheelbase Cadillac STS replaced the front wheel drive GM K platform Cadillac Seville. The CTS was a replacement for the front wheel drive Cadillac Catera.
1 Vehicles
Current vehicles based on this platform:
Future vehicles using this platform:
Cancelled Sigma vehicles:
- Saab 9-7 - Saab will instead get a 9-7X based on the Chevrolet TrailBlazer
- Buick LaCrosseThe Buick LaCrosse is a Buick automobile model slated to be introduced in the United States for the 2005 model year. It is expected to be a mid-size sedan and replace the previous Buick Century and Buick Regal models. V-6 power and front wheel drive are l - The Sigma LaCrosse idea was replaced with a renamed FWD Buick RegalThe Buick Regal was a mid-sized automobile produced by Buick in the United States between the 1973 and 2004 model years. During this period, Buick also used the Century name on mid-size models and the two frequently shared bodies and powertrains. Personal.
2 See also
Current GM platforms:
Sigma
