It was also the last time a GS badge was slapped on a Buick. Let’s do a comparative game of ‘What in the internal combustion is wrong with Buick?’ and put side by the offering from 2025 and ...

Compared to the base Regal, the GS boasts a sportier design, a more powerful turbocharged engine, and exclusive performance-tuned components. It introduces Buick's Interactive Drive Control System ...