The 2017 Buick LaCrosse is bringing the nose of the Avenir concept to production. The new sedan debuts at the 2015 Los Angeles Show with a lighter platform underneath the updated styling.

What is the MPG of the 2018 Buick LaCrosse Avenir? The 2018 Buick LaCrosse Avenir offers up to 25 MPG in city driving and 35 MPG on the highway for a combined rating of 29 MPG. These figures are ...

Prices shown for the used 2018 Buick LaCrosse Sedan 4D Avenir with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options.

Buick has confirmed there will be and all-new 2017 LaCrosse with Avenir concept-inspired design cues. It will debut next month at the Los Angeles Auto Show. A striking evolution from current Buick ...