2017 Buick LaCrosse EssenceCARFAX One-Owner. Clean CARFAX.Reviews: * Comfortable and composed ride on rough roads; interior genuinely luxurious and very quiet at highway speeds; surprisingly adept at going around turns; good fuel economy from a strong V6 engine. Source: Edmunds31/21 Highway/City MPG Awards: * 2017 IIHS Top Safety Pick with optional front crash prevention