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:
Universal Remote System Programming
This system provides a way to
replace up to three remote control
transmitters used to activate
devices such as garage door
openers, security systems, and
home automation devices.
Do not u ...
Starting the Vehicle with a Low Transmitter Battery
If the transmitter battery is weak, the DIC may display NO REMOTE DETECTED
when you try to start the vehicle. The REPLACE BATTERY IN REMOTE KEY message
may also be displayed at this time.
To star ...
Central Door Unlocking System
The vehicle has a central door
unlocking feature. When unlocking
the driver door, the other doors can
be unlocked by holding the key in
the turned position for a few
seconds or by quickly tu ...