Navigation
OnStar navigation requires the Directions and Connections service plan.
Push 
to receive directions or have
them sent to the vehicle navigation screen. Destinations can also be forwarded to
the vehicle from Google Maps™ or MapQuest.com. The OnStar mapping database is continuously
updated. Visit www.onstar.com for coverage maps.
See also:
Safety System Check
Now and then, check that the safety belt reminder light, safety belts, buckles, latch plates, retractors, and anchorages are all working properly.
Look for any other loose or damaged safety belt syst ...
Online Owner Center
GMC Owner Center (U.S.) www.gmcownercenter.com
Information and services customized for your specific vehicle — all in one convenient place.
• Digital owner manual, warranty information, and more ...
Brake Adjustment
Every time the brakes are applied, with or without the vehicle moving, the brakes
adjust for wear. ...