2003 Chevrolet TrailBlazer Owner's Manual - Page 201
2003 Chevrolet TrailBlazer Manual
Page 201 highlights
AM FM: The AM FM button operates the alternate frequency feature. This feature allows the radio to switch automatically to a stronger station with the same programming. Alternate frequency is off by default from the factory. Press and hold AM FM for two seconds to turn alternate frequency on or off. AF ON or AF OFF will appear on the display and the radio will beep once. The radio will not switch automatically to other stations when alternate frequency is off. SEEK TYPE: Press this button to go to a station with the last selected PTY; TYPE and the last selected PTY will appear on the display, if it is not already showing. Press SEEK TYPE a second time to seek. If a station with the selected PTY is not found, the radio will return to the original station and display NONE. RDS Radio Announcements (Alert): Alert warns of national or local emergencies. You will not be able to turn off alert announcements. ALERT! appears on the display when an alert announcement plays. When an alert announcement comes on the tuned radio station, you will hear it, even if the volume is muted or a cassette tape or compact disc is playing. If the cassette tape or compact disc player is playing, play will stop for the announcement and resume when the announcement is finished. This function will only work during actual emergency broadcasts, and will not work during tests of the emergency broadcast system. This feature is not supported by all RDS stations. INFO: If the current station has a message, the INFO icon will appear on the display. These text messages are from the RDS broadcaster to the listening public and may be general information such as artist and song title, call in phone numbers, etc. Press this button to see the message. If the whole message does not appear on the display, parts of the message will appear every three seconds until the message is completed. To scroll through the message at your own speed, press the INFO button again for less than one second. A new group of words will appear on the display. Once the complete message has been displayed, the INFO icon will disappear from the display until another new message is received. The old message can be displayed by pressing the INFO button until a new message is received or a different station is tuned to. TRAF: Press this button to receive traffic announcements. If the current tuned station does not broadcast traffic announcements, the radio will seek to a station that does. The TRAF icon will flash on the display. When the radio finds a station that broadcasts traffic announcements, it will stop. If no station is found, NO TRAF will appear on the display. 3-29