Opel did a great job on the 2018 Buick Regal - Autoblog
2018 Buick Regal Sportback Review: Playing it down the middle - CNET
The new Opel Insignia might be a great Buick, but it's a sad Holden Commodore - Autoblog
2020 Buick Regal TourX Review
File:Buick Regal (Opel Insignia).jpg - Wikipedia
Buick Regal's Opel twin given an update
Thread of the Day: Should the Opel Insignia Get a Buick Badge?
2020 Opel Insignia Leaked as a Buick Regal in China - autoevolution
Opel Insignia breaks cover, and we really hope it's the next-gen Buick Regal
2016 Buick Regal Specs, Price, MPG & Reviews | Cars.com
2020 Buick Regal Review - Autotrader
Buick Regal Dead After 2020MY Because Customers Want Crossovers
Used 2016 Buick Regal Sedan 4D Prices | Kelley Blue Book
Tested: 2012 Buick Regal GS Automatic
Future Cars: 2018 Buick Regal And Its 2017 Opel Insignia Twin | Carscoops
2020 Opel Insignia Leaked as a Buick Regal in China - autoevolution
New Buick Regal GS: GM Rebadges Opel Insignia OPC But Replaces 325HP V6 Biturbo with 255HP 2.0-liter Four-Pot | Carscoops
Buick Regal Sportback Vs. Audi A5 Sportback
2015 Buick Regal GS AWD (Opel Insignia) Start Up, Road Test, and In Depth Review - YouTube
Opel Insignia Confirmed for U.S. as Buick Regal
2021 Buick Regal Is Forbidden Sedan Fruit | CarBuzz
Buick Regal - Wikipedia
Buick Regal discontinued: GM kills passenger car, turns to SUVs
Buick Regal's Opel twin given an update
2008-2013 Buick Regal Opel/Vauxhall Insignia: From Mild to Nearly Wild | Autopolis
