It's no secret that the Buick Regal is an Americanized version of the Opel Insignia, and Buick even uses this fact to try and persuade the public that the car is a European sport sedan rather than ...

Ever since Opel brought out the Cascada convertible last year, rumors have been flying that Buick would offer it Stateside – much like it does with the Insignia-based Regal and the Astra-based ...

20,000 miles on a 2018 Essence and we couldn't be happier with this "Buick" by Opel. Quiet ... That's GM for you..... Get a Regal TourX while you can.