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:
All Terrain chassis and suspension
Based on the chassis of the 2011 Sierra HD trucks, the All Terrain HD
features a fully boxed steel frame with exceptional strength and torsional
stiffness. It incorporates the production models' n ...
Sunroof
The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power sunshade.
See Retained Accessory Power (RAP) on page 9‑20.
The vehicle may have a sunroof over the front seats ...
Entering the Feature Settings Menu
1. Turn the ignition on and place the vehicle in P (Park).
To avoid excessive drain on the battery, turn the headlamps off.
2. Press the customization button to scroll through the available customiz ...





