Since General Motors trimmed its brand offerings post-financial collapse, Buick has pushed hard to reinvent itself as a legit luxury-car alternative. When the brand released the redesigned 2017 LaCrosse, Buick felt it had gotten closer to its goal than ever before. Two model years later, the 2019 Buick LaCrosse is still holding strong and features a few updates like the new Sport Touring model, air ionizer, and new paint options. Is the 2019 Buick LaCrosse a true luxury-car alternative that can scratch the premium-car itch without killing your budget? Keep reading to find out.