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:
When the System Does Not Seem To Work Properly
The rear vision camera system might not work properly or display a clear image if:
• The RVC is turned off.
See “Turning the Rear Camera System On or Off” earlier in this section.
• It is d ...
Full-Size Spare Tire
Your vehicle, when new, had a fully-inflated spare tire. A spare tire may lose air over time, so check its inflation pressure regularly. See Tire Pressure on page 10‑62 and Vehicle Load Limits o ...
Windshield and Wiper Blades
Clean the outside of the windshield with glass cleaner.
Clean rubber blades using a lint-free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoroug ...