2004 Pontiac Aztek Owner's Manual - Page 205

If both PTY and TRAF are on, the radio will scan for stations with the selected PTY and traffic announcements. BAND (Alternate Frequency): Alternate frequency allows the radio to switch to a stronger station with the same programming. To turn alternate frequency on press and hold BAND for two seconds. AF ON will appear on the display. The radio may switch to stronger stations. To turn alternate frequency off press and hold BAND again for two seconds. AF OFF will appear on the display. The radio will not switch to other stations. This function does not apply for XM™ Satellite Radio Service. 4. Press and hold one of the six numbered pushbuttons until you hear a beep. Whenever you press that numbered pushbutton, the PTY you set will return if program type select mode is activated. 5. Repeat the steps for each pushbutton. RDS Messages ALERT!: Alert warns of national or local emergencies. When an alert announcement comes on the current radio station, ALERT! will appear on the display. You will hear the announcement, even if the volume is muted or a CD is playing. If a CD is playing, play will stop during the announcement. You will not be able to turn off alert announcements. ALERT! will not be affected by tests of the emergency broadcast system. This feature is not supported by all RDS stations. INFO (Information): If the current station has a message, INFO will appear on the display. Press this button to see the message. The message may display the artist, song title, call in phone numbers, etc. Setting Preset PTYs (RDS Only) The six numbered pushbuttons let you return to your favorite PTYs. These pushbuttons have factory PTY presets. You can set up to 12 PTYs (six FM1 and six FM2) by performing the following steps: 1. Press BAND to select FM1 or FM2. 2. Press PROG TYPE to activate program type select mode. The PTY symbol will appear on the display. 3. Turn the SELECT knob to select a PTY. 3-79