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:
CD/DVD Messages
If Disc Read Error appears on the display and/or the CD/DVD comes out, it could
be for one of the following reasons:
If a CD was inserted with an invalid or unknown format.
If a DVD is not fro ...
Programming without a Recognized Transmitter (Keyless Access Vehicles Only)
If there are no currently recognized transmitters available, follow this
procedure to program up to eight transmitters. This feature is not available in
Canada. This procedure will take approximatel ...
Fuel Economy Light
This light should come on briefly as the vehicle is started. If it does not
come on, have the vehicle serviced by your dealer.
For vehicles with the fuel economy mode light, it comes on when t ...