Smooth and quiet, the Buick LaCrosse is a nice luxury sedan. Roomy and comfortable, it's larger than the Lexus ES and Lincoln MKZ yet it's easy to maneuver around town. Out on the highway, it glides along quietly. It's smooth but feels taut and stable, with no floating about or wandering.New for 2012 is Buick LaCrosse eAssist, which uses a 2.4-liter four-cylinder gasoline engine paired with a small electric motor. The 2012 LaCrosse eAssist offers a significant improvement in fuel economy with an EPA rating of 25 mpg City, 36 mpg Highway, 29 mpg Combined. Aerodynamic improvements including automatic shutters in the front grille of the LaCrosse eAssist further highway fuel economy. The Premium 1 upgrades to leather upholstery, heated front seats, a full-power front passenger seat, heated sideview mirrors with built-in turn signal lamps, and foglights. It also adds an auto-dimming driver-side mirror, rear parking assist and driver seat memory settings. Safety features standard on all 2012 Buick LaCrosse models include front-seat side-impact airbags, full-length side curtain airbags, antilock disc brakes (ABS) with brake assist, traction control, stability control and the OnStar telematics system. We take pride in the vehicles we sell and strive to succeed in great customer experience and satisfaction.