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The Inside
Buick sells only three models now, and the Lucerne falls in the middle in size, price and interior quality. Of the three large crossover models GM has sold over the past couple years, the Buick En ...

Turn Signals When Towing a Trailer
The arrows on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, changing lanes, o ...

How the System Works
LDW uses a camera located between the inside rearview mirror and the windshield to detect the lane markings. (Lane Departure Warning): To turn LDW on and off, press the LDW control, located ...