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 ...
Engine Compartment Overview
6.2L V8 Engine
A. Engine Air Cleaner/Filter .
B. Coolant Surge Tank and Pressure Cap. See Cooling System .
C. Remote Positive (+) Terminal. See Jump Starting .
D. Battery ...
CD/DVD Player
The infotainment system's CD/DVD
player can play audio discs and
MP3 discs.
Discs that are 8 cm (3 in) in
diameter will not work in the
CD/DVD player.
The CD/DVD player does not
support th ...