GM Service Manual Online
For 1990-2009 cars only

AM/FM Base Radio with a Single CD Player

If the vehicle has a AM/FM Base Radio with a Single CD Player, it has a button for setting the time.

To adjust the time:

  1. Turn the radio on.
  2. Press the button until the hour begins flashing on the display. Press a second time and the minutes begin flashing on the display.
  3. While either the hour or the minutes are flashing, do one of the following to increase or decrease the time:
  4. • Press SEEK or SEEK.
    • Press FWD or REV.
    • Turn clockwise or counter-clockwise.
  5. Press again until the clock display stops flashing to set the currently displayed time; otherwise, the flashing stops after five seconds and the current time displayed is automatically set.

MP3 Radios with a Single CD or a Single CD and DVD Player

If the vehicle has a radio with a single CD or a CD and DVD player, it has a button for setting the time and date.

To adjust the time and date:

  1. Turn the radio on.
  2. Press to display HR, MIN, MM, DD, YYYY (hour, minute, month, day, and year).
  3. Press the pushbutton located under any one of the tabs to be changed.
  4. To increase the time or date, do one of the following:
  5. • Press the pushbutton below the selected tab.
    • Press SEEK.
    • Press FWD.
    • Turn clockwise.
  6. To decrease the time or date, do one of the following:
  7. • Press SEEK.
    • Press REV.
    • Turn counter-clockwise.

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 and then the pushbutton located under the forward arrow tab that displays on the radio screen until the time 12H (hour) and 24H (hour), and the date MM/DD (month and day) and DD/MM (day and month) displays.
  2. Press the pushbutton located under the desired tab.
  3. Press again to apply the selected default, or let the screen time out.

MP3 Radio with a Six-Disc CD Player

If the vehicle has a radio with a six-disc CD player, the radio has a MENU button to set the time and date.

To set the time and date:

  1. Turn the ignition key to ACC/ACCESSORY or ON/RUN, then press , to turn the radio on.
  2. Press MENU.
  3. Press the pushbutton below the tab. The HR, MIN, MM, DD, YYYY displays.
  4. Press the pushbutton below any one of the tabs you want to change.
  5. To increase the time or date do one of the following:
  6. • Press the pushbutton located below the selected tab.
    • Press SEEK, or FWD.
    • Turn clockwise.
  7. To decrease the time or date do one of the following:
  8. • Press SEEK or REV.
    • Turn counterclockwise.

The date does not automatically display. To see the date press MENU and then softkey below the tab while the radio is on. The date with display times out after a few seconds and goes back to the normal radio and time display.

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 MENU, and then the pushbutton below the tab. The HR, MIN, MM, DD, YYYY displays.
  2. Press the pushbutton below the forward arrow tab. The time 12H and 24H, and the date MM/DD/YYYY (month, day, and year) and DD/MM/YYYY (day, month, and year) displays.
  3. Press the pushbutton located below the desired option.
  4. Press MENU again to apply the selected default, or let the screen time out.