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:
Bulb Replacement
For the proper type of replacement bulbs, see Replacement Bulbs on page 10‑45.
For any bulb-changing procedure not listed in this section, contact your dealer. ...
Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information.
The vehicle has several indicators to warn of engine overheating.
There is a coolant temperatu ...
Power Liftgate Operation
On vehicles with a power liftgate, the vehicle must be in P (Park) to use the
power feature. The taillamps flash when the power liftgate moves.
Notice: If you open the liftgate without checking f ...