Automatic Dimming Rearview Mirror with OnStar® and Compass

Your vehicle may have an automatic-dimming rearview mirror with a compass and the OnStar® system.

There are three additional buttons for the OnStar® system. See your dealer for more information on the system and how to subscribe to OnStar®.

See OnStar® System on page 129 for more information about the services OnStar® provides.

on/off button. (On/Off): This is the on/off button.

See also:

Winter Driving
Here are some tips for winter driving: • Have your vehicle in good shape for winter. • You may want to put winter emergency supplies in your vehicle. Include an ice scraper, a small brush ...

Driving on Off-Road Hills
Off-road driving often takes you up, down, or across a hill. Driving safely on hills requires good judgment and understanding of what your vehicle can and cannot do. There are some hills that simp ...

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 ...