GM Service Manual Online
For 1990-2009 cars only

Without Date Display

AM/FM Base Radio with a Single CD Player

This type of radio has a button for setting the time. You can set the time by following these steps:

  1. Turn the ignition key to ACC/ACCESSORY or ON/RUN. Press the knob, located in the center of the radio, to turn the radio on.
  2. Press the button until the hour begins flashing on the display. Press the button a second time and the minute begins flashing on the display.
  3. While either the hour or the minute numbers are flashing, turn the knob, located on the upper right side of the radio, clockwise or counterclockwise to increase or decrease the time.
  4. Press the button 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.

To change the time default setting from 12 hour to 24 hour, press the button and then the pushbutton located under the forward arrow label. Once the time 12H and 24H are displayed, press the pushbutton located under the desired option to select the default. Press the button again to apply the selected default, or let the screen time out.

With Date Display

Single CD (MP3) Player

This type of radio has a button for setting the time and date.

To set the time and date, follow these instructions:

  1. Turn the ignition key to ACC/ACCESSORY or ON/RUN. Press the knob, located in the center of the radio, to turn the radio on.
  2. Press the button and the HR, MIN, MM, DD, YYYY (hour, minute, month, day, and year) displays.
  3. Press the pushbutton located under any one of the labels that you want to change. Every time the pushbutton is pressed again, the time or the date if selected, increases by one.
  4. •  Another way to increase the time or date, is to press the right SEEK arrow or FWD button.
    • To decrease the time or date, press the left SEEK arrow or REV button, or turn the knob, located on the upper right side of the radio.

The date does not automatically display. To see the date press the button 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.

Six-Disc CD (MP3) Player

This type of radio has a MENU button instead of the button to set the time and date.

To set the time and date, follow these instructions:

  1. Turn the ignition key to ACC/ACCESSORY or ON/RUN. Press the knob, located in the center of the radio, to turn the radio on.
  2. Press the MENU button. Once the clock option is displayed.
  3. Press the pushbutton located under that label. The HR, MIN, MM, DD, YYYY displays.
  4. Press the pushbutton located under any one of the labels you want to change. Every time the pushbutton is pressed again, the time or the date if selected, increases by one.
  5. •  Another way to increase the time or date, is to press the right SEEK arrow or FWD button.
    • To decrease the time or date, press the left SEEK arrow or REV button, or turn the knob, located on the upper right side of the radio.

The date does not automatically display. To see the date press the MENU button and then the button 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, follow these instructions:

  1. Press the button and then the pushbutton located under the forward arrow label. Once the time 12H and 24H, and the date MM/DD/YYYY (month, day, and year) and DD/MM/YYYY (day, month, and year) displays.
  2. Press the pushbutton located under the desired option.
  3. Press the or MENU button again to apply the selected default, or let the screen time out.