Finding a Station (Base Level): Am-Fm
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Press the tune knob in order to change the radio band between AM and FM. The display will indicate the current band and the last radio frequency that was selected on that band.