Clock
To set the time:
1. Press the CONFIG button to enter the menu options. Turn the TUNE/MENU knob to scroll through the available setup features. Press the TUNE/MENU knob or press the Time screen button to display other options within that feature.
2. Press + or − to decrease or increase the Hours and Minutes displayed on the clock.
12/24 HR Format: Press the 12 HR screen button for standard time; press the 24 HR screen button for military time.
Day + or Day −: Press the Day + or Day − display buttons to increase or decrease the day.
Display: Press Display to turn the display of the time on the screen on or off.
See also:
Park Brake and P (Park) Mechanism Check
WARNING
When you are doing this check, the vehicle could begin to move. You or others
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Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information.
The cooling system allows the engine to maintain the correct working temperature.
5.3 L En ...
Obstacle Detection Features
If the liftgate encounters an obstacle during a power open or close cycle, a
warning chime will sound and the liftgate will automatically reverse direction to
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