2003 GMC Sonoma Owner's Manual - Page 173

Finding a Station AM FM: Press this button to switch between AM, FM1 and FM2. The display will show your selection. TUNE: Turn this knob to choose radio stations. SEEK b : Press the right or the left arrow to seek to the next or to the previous station and stay there. The radio will seek only to stations that are in the selected band and only to those with a strong signal. PSCAN b (Preset Scan): Press and hold one of the arrows for more than two seconds. The radio will produce one beep. The radio will scan to the first preset station stored on the pushbuttons, play for a few seconds, then go on to the next station. SCAN will be displayed. Press one of the arrows again or one of the pushbuttons to stop scanning presets. The radio will scan only to preset stations that are in the selected band only to those with a strong signal. Setting Preset Stations The six numbered pushbuttons let you return to your favorite stations. You can set up to 18 stations (six AM, six FM1 and six FM2) by performing the following steps: 1. Turn the radio on. 2. Press AM FM to select AM, FMI or FM2. 3. Tune in the desired station. 4. Press AUTO TONE to choose the bass and treble equalization that best suits the type of station you are listening to. 5. Press and hold one of the six numbered pushbuttons. The radio will produce one beep. Whenever you press that numbered pushbutton, the station you set will return and the bass and treble equalization that you selected will also be automatically selected for that pushbutton. 4 4 6. Repeat the steps for each pushbutton. 3-46