Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
Compass Zone Setting
This display allows for setting the compass zone. See Compass on page 5‑6 for more information. ...
When to Check
Check the tires once a month or more.
Do not forget the spare tire, if the vehicle has one.
SeeFull-Size Spare Tire on page 10‑91 for additional information. ...
Express-open/Express-close
Press and release the front or rear of the driver side switch to express-open
or express-close the sunroof. ...