The 2012 model year Buick LaCrosse sedan manages to sit atop of the range with the introduction of a new standard 2.4-liter four-cylinder engine that integrates a more efficient and more powerful vers ...
The Buick customers will be offered a four-cylinder LaCrosse sedan incorporating eAssist micro-hybrid technology as standard, beginning with the summer of this year. Its fuel economy is rated to 37 mp ...