The Ultra Luxury Interior Package is available now on the 2014 LaCrosse Leather (1SL), Premium (1SP) and Premium ll (1SR) models equipped with the 3.6L V-6 engine. About Buick ...

Like its Buick rival, the Impala provides plenty of interior space and ride comfort, but it has a larger trunk than the LaCrosse. However, the LaCrosse has a higher predicted reliability rating ...