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:
Speed and Curve Assist
This display will show the speed limit or the advised speed as determined by
the information provided by the navigation system.
The map database loaded in the navigation system may need to be upda ...
Add-on Electrical Equipment
The OnStar system is integrated
into the electrical architecture of the
vehicle. Do not add any electrical
equipment. See Add-On Electrical
Equipment. Added
electrical equipment may interfer ...
Deleting Personal Information
This navigation system can record and store personal information such as names
and addresses. Delete this information when selling your vehicle or returning a
leased vehicle. See “Edit Address Boo ...