See also:

Engine Heater
The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug in the coolant hea ...

Compass Calibration
Press and hold the on/off button to activate the compass calibration mode. CAL will be displayed in the compass window on the mirror. The compass can be calibrated by driving the vehicle in circ ...

Online Owner Center
Online Owner Center (U.S.) — www.gmownercenter.com/buick Information and services customized for your specific vehicle — all in one convenient place. • Digital owner manual, warranty infor ...