GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349177) - 2018 - crc - 5/11/17
Infotainment System
183
functions may gray out when they
are unavailable. Many infotainment
features are also available through
the instrument cluster and steering
wheel controls.
Before driving:
.
Become familiar with the
operation, center stack controls,
and infotainment display
controls.
.
Set up the audio by presetting
favorite stations, setting the
tone, and adjusting the
speakers.
.
Set up phone numbers in
advance so they can be called
easily by pressing a single
control or by using a single voice
command if equipped with
Bluetooth phone capability.
See
.
To play the infotainment system with
the ignition off, see
.
Theft-Deterrent Feature
TheftLock is designed to discourage
theft of the vehicle's radio by
learning a portion of the Vehicle
Identification Number (VIN). The
radio does not operate if it is stolen
or moved to a different vehicle.