2002 Pontiac Bonneville Owner's Manual - Page 186

Setting the Clock Press and hold HR or MIN for two seconds. Then press and hold HR until the correct hour appears. AM or PM will appear on the display. Press and hold MIN until the correct minute appears. The clock may be set with the ignition on or off. To set the clock to the time of an FM station broadcasting Radio Data System (RDS) information, press and hold HR and MIN at the same time until UPDATED and the clock symbol appear on the display. If the time is not available from the station, NO UPDATE will appear on the display instead. AM-FM Stereo with Cassette Tape Player with Programmable Equalization and Radio Data System (RDS) (If Equipped) Playing the Radio PWR (Power): Push this knob to turn the system on and off. VOL (Volume): Turn this knob clockwise to increase volume. Turn it counterclockwise to decrease volume. 3-12