Interesting Facts About the Cadillac CTS Sigma II
The Cadillac CTS is a luxury car manufactured and marketed by General Motors from 2003 until 2019 across three generations. Its second generation arrived for the 2008 model year on the refined Sigma II platform, offering a slightly larger cabin for added comfort.
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Launch Sparked Cadillac’s Turnaround
The CTS debuted in 2003 and is credited with igniting the biggest turnaround in Cadillac’s history during the 2003‑2008 era, helping revitalize the brand’s image.
Second‑Generation Redesign on Sigma II
For the 2008 model year, the CTS entered its second generation on the refined Sigma II platform, growing modestly in size to improve interior space and overall refinement.
Exclusive Use of the Sigma Platform
The CTS rides on GM’s Sigma platform—a mid‑size architecture used from 2003 to 2015 and exclusive to Cadillac—with the Sigma II iteration specifically underpinning the 2008 redesign.
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