GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 STS 🢒 Instrument Panel 🢒 Audio System(s) 🢒 Setting the Clock
  1. Press the tune/select knob (the right knob) to enter the main menu.
  2. Turn the tune/select knob until SET CLOCK displays.
  3. Press the tune/select knob to select SET CLOCK.
  4. Turn the tune/select knob to adjust the time.
  5. Press the tune/select knob to update the time. VEHICLE TIME UPDATED displays.

If the CLOCK/RADIO DISP is configured into one of the configurable keys, pressing the key switches the display back to the clock set function. The time and date always appears on the radio display. See "Configurable Radio Display Keys" under Radio with CD for more information on configuring the keys.

Setting the Date
  1. Press the tune/select knob (the right knob) to enter the main menu.
  2. Turn the tune/select knob until SET DATE displays.
  3. Press the tune/select knob to select SET DATE.
  4. Turn the tune/select knob to adjust the date.
  5. Press the tune/select knob to update the time. VEHICLE DATE UPDATED displays.

If the DATE is configured into one of the configurable keys, pressing the key switches the display back to the date set function. The time and date always appears on the radio display. See "Configurable Radio Display Keys" under Radio with CD for more information on configuring the keys.