2005 Chevrolet Malibu Owner's Manual - Page 165

Setting the Time for Radios with Radio Data Systems (RDS) To set the hour, press the clock button. The clock symbol will appear on the display and the hour number will flash. Then turn the ADJ knob to increase or to decrease. To set the minutes, press the clock button again. The minute numbers will flash. Then turn the ADJ knob to increase or to decrease. The time can be set with the ignition on or off. To synchronize the time with an FM station broadcasting Radio Data System (RDS) information, press and hold the clock button to enter the clock set mode, then press and hold the clock button for three seconds until UPDATED appears on the display. If the time is not available from the station, NO UPDATE will appear on the display. RDS time is broadcast once a minute. After tuning to an RDS broadcast station, it may take a few minutes for the time to update. Radio with CD (Base Level) United States shown, Canada similar 3-53