Actual rating will vary with options, driving conditions, habits and vehicle condition.
The standard features of the Buick Lucerne CX include 3.9L V-6 227HP engine, 4-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st and 2nd row overhead airbags, airbag occupancy sensor, air conditioning, 17" aluminum wheels, cruise control, ABS and driveline traction control, and a StabiliTrak stability control. (en)