1998 Chevrolet Astro Owner's Manual - Page 161

Audio Systems AM-FM Stereo Press SET. Within five seconds, press and hold the SEEK right arrow until the correct minute appears on the display. Press and hold the SEEK left arrow until the correct hour appears on the display. Playing the Radio Setting the Clock for Systems with Automatic Tone Control Press and hold HR until the correct hour appears on the display. Press and hold MN until the correct minute appears on the display. To display the clock with the ignition off, press RECALL or HR/MN and thetime will be displayed for a few seconds. There is an initial two-second delay before the clock goes into the time-set mode. VOLUME: This knob turns the system onand off and controls the volume. To increase volume and turn the radio on, turn the knob to the right. Turn it to the left to decrease volume. RECALL: Display the time with the ignition off by pressing the recall knob. When the radio is playing, press this knob to recall the station frequency. 3-9