Clock
To adjust the time and date:
1. Turn the ignition key to ACC/ACCESSORY or ON/RUN, then press
to 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 labels to be changed.
4. To increase the time or date, do one of the following:
• Press the pushbutton below the selected label.
• Press
SEEK.
• Press
FWD.
• Turn
clockwise.
5. To decrease the time or date, do one of the following:
• Press
SEEK.
• Press
REV.
• Turn
counterclockwise.
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 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) display.
2. Press the pushbutton located under the desired option.
3. Press
again to apply the selected default, or let the screen time out.
See also:
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Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures.
See Engine ...
Radio Messages
Calibration Error: The audio system has been calibrated for the vehicle from the factory.
If Calibration Error displays, it means that the radio has not been configured properly for the vehicle and i ...





