This 2012 Buick Regal GS in Philadelphia, Pennsylvania, is a turbocharged performance sedan with strong running condition and ...

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A one-owner 1991 Buick Regal Custom GS with only 13,952 miles is for sale in NY. This low-mileage survivor features a 3.8L V6 ...

1.3L I-4 gasoline direct injection, DOHC, Multiair variable valve control, intercooled turbo, premium unleaded, engine with 177HP (1) 1.3L I-4 gasoline direct injection, DOHC, Multiair variable valve ...

Buick launched its mid-size Regal sedan in late 2010 as a 2011 model, with the Turbo, high-performance GS and eAssist models following suit over the past year. Now, General Motors‘ tri-shield arm has ...

1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable ...