Software Updates; Am-Fm Radio - GMC Chevrolet Silverado 2500HD 2021 Owner's Manual

150 Infotainment System

Software Updates

Over-the-Air Software Updates
If equipped, see Updates under Settings
0 181 for details on software updates.
Radio

AM-FM Radio

Playing the Radio
From the Home Page, touch the Audio icon
to display the active audio source page.
Choose from the three most recently used
sources listed at the left side of the display
or touch the More option to display a list of
available sources. Examples of available
sources may include AM, FM, SXM (if
equipped), USB, AUX (if equipped), and
Bluetooth.
Infotainment System Sound Menu
From any of the audio source main pages,
touch Sound to display the following:
Equalizer : Touch to adjust Bass, Midrange,
Treble, and Surround (if equipped) using the
options on the infotainment display.
Fade/Balance : Touch to adjust by using the
controls on the infotainment display or by
tapping/dragging the crosshair.
Finding a Station
Seeking a Station
From the AM, FM, or SXM (if equipped)
option, press or on the center stack
to search for the previous or next strong
station or channel.
Browsing Stations
Touch the Browse option to list all available
stations or channels. Navigate up and down
through all stations by scrolling the list.
Touch the station or channel you want to
listen to. Touch
to save the station or
channel as a favorite.
If equipped, touch Update Station List to
update the active stations in your area.
Direct Tune
Access Direct Tune by touching the Tune
icon on the infotainment display to bring up
the keypad. Navigate through all frequencies
using the arrows on the right side of the
Direct Tune display. Directly enter a station
or channel using the keypad. When a new
station or channel is entered, the
information about that station or channel
displays on the right side. This information
will update with each new valid frequency.
Touch to save the station or channel as
a favorite.
The keypad will gray out entries that do not
contribute to a valid frequency and will
automatically place a decimal point within
the frequency number.
Touch (X) to delete one number at a time.
Touch and hold (X) to delete all numbers.