2006 Cadillac CTS Owner's Manual - Page 211

Setting the Time 1. Press the TUNE/SEL knob to enter the main menu. 2. Turn the TUNE/SEL knob until SET CLOCK appears on the display. 3. Press the TUNE/SEL knob to select SET CLOCK. 4. Turn the TUNE/SEL knob to adjust the time. 5. Press the TUNE/SEL knob to update the time. VEHICLE TIME UPDATED will appear on the display. If the CLOCK/RADIO DISP is configured into one of the configurable keys, pressing the key will switch the display between the radio station frequency and the time. See "Configurable Radio Display Keys" under Radio with CD on page 3-85 for more information on configuring the keys. Radio with CD Radio with CD shown, Radio with Six-Disc CD similar Radio Data System (RDS) The audio system has a Radio Data System (RDS). RDS features are available for use only on FM stations that broadcast RDS information. 3-85