Chevrolet 2007 Colorado Owner's Manual page 227

To turn alternate frequency off, press and hold
BAND again for two seconds. AF OFF displays.
The radio does not switch to other stations.
This function does not apply for XM™ Satellite
Radio Service.
Setting Preset PTYs (RDS Only)
These pushbuttons have factory PTY presets.
Up to 12 PTYs (six FM1 and six FM2), can
be programmed on the six numbered pushbuttons,
by performing the following steps:
1. Press BAND to select FM1 or FM2.
2. Press the TYPE button to activate program
type select mode. P-TYPE and the last
selected PTY displays.
3. Turn the TYPE knob or press and release
the TYPE button to select a PTY.
4. Press and hold one of the six numbered
pushbuttons until a beep sounds. When
that numbered pushbutton is pressed,
the PTY that was set, returns.
5. Repeat the steps for each pushbutton.
RDS Messages
INFO (Information): If the current station has a
message, INFO displays. Press this button to
see the message. The message could display
the artist, song title, call in phone numbers, etc.
If the entire message is not displayed, parts
of the message appears every three seconds.
To scroll through the message, press and release
the INFO button. A new group of words display
after every press of this button. Once the complete
message has displayed, INFO disappears from
the display until another new message is received.
The last message can be displayed by pressing
the INFO button. You can view the last message
until a new message is received or a different
station is tuned to.
When a message is not available from a station,
NO INFO displays.
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