2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 152

5-8 Instruments and Controls To change the time default setting from 12 hour to 24 hour or to change the date default setting from month/ day/year to day/month/year: 1. Press the H button and then the softkey located below the forward arrow tab. 12H, 24H, the date MM/DD (month and day), and DD/MM (day and month) displays. 2. Press the softkey located below the desired option. 3. Press the H button again to apply the desired option, or let the screen time out. 4. To increase the time or date, do one of the following: . MP3 Radio with a Six-Disc CD Player To set the time and date: 1. Turn the ignition key to ACC/ACCESSORY or ON/RUN, then press the O button to turn the radio on. 2. Press the MENU button and then the softkey under the H tab to display HR, MIN, MM, DD, YYYY (hour, minute, month, day, and year). 3. Press the softkey located under any one of the tabs to change that setting. Press the softkey below the selected tab. ... ¨ SEEK button. Press the \ FWD button. Turn the f knob clockwise. Press the 5. To decrease the time or date, do one of the following: ... © SEEK button. Press the s REV button. Turn the f knob Press the counterclockwise.