2002 Buick Century Owner's Manual - Page 154

Audio Systems Your audio system has been designed to operate easily and give years of listening pleasure. You will get the most enjoyment out of it if you acquaint yourself with it first. Find out what your audio system can do and how to operate all of its controls to be sure you're getting the most out of the advanced engineering that went into it. AM-FM Stereo Setting the Clock Press and hold HRS until the correct hour appears. Press and hold MIN until the correct minute appears. You may set the clock with the ignition off if you push RECALL first. Playing the Radio ON/OFF: Press this knob to turn the system on and off. VOLUME: Turn the knob clockwise to increase volume. Turn it counterclockwise to decrease volume. 3-10