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:
ELECTRONIC KEY NOT
DETECTED
If the vehicle has the keyless
access system, this message
displays if the vehicle does
not detect the presence of a
transmitter when you have
attempted to start the vehicle or
a vehicle d ...
When the System Does Not Seem To Work Properly
Missed alerts can occur under normal circumstances and will increase in wet conditions.
The system does not need to be serviced. SBZA is designed to ignore stationary objects;
however, the system ...
Storing the Tire Sealant and Compressor Kit
This vehicle may have a tire sealant and compressor kit in place of a jack
or spare tire. It is located in a foam container in the rear compartment
storage area.
If the vehicle has a cargo co ...






