The latest new Buick model, 2013's Regal, is just one in a long line of Regal vehicles to come from General Motor's brand, dating back to the 1970s. The current Buick Regal sedan at Walser Buick GMC - Bloomington pays homage to previous editions by representing the modern GM engineering.

Back in the day, Regal was a hit - "Buick sold more than 250,000 Regals in 1979," according to The Wall Street Journal. It…