Hummer 2007 H2 Owner's Manual page 261

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. Whenever
that numbered pushbutton is pressed (while in
PTY mode), 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 knob to
see the message. The message may display the
artist, song title, call in phone numbers, etc.
If the entire message is not displayed, parts of the
message displays 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 displays, INFO disappears from the
display until another new message is received.
The last message can be displayed by pressing
the INFO button. The last message is shown until
a new message is received or you tune to a
different station.
261