Vehicle Customization
Some vehicle features can be programmed by using the DIC buttons next to the steering wheel.
These features include:
• Language
• Door Lock and Unlock Settings
• RKE Lock and Unlock Feedback
• Lighting
• Chime Volume
• Memory Features
See Vehicle Personalization (With DIC Buttons) on page 5‑52.
See also:
Driver and Passenger Side Temperature Controls
The driver and passenger side temperature buttons are used to adjust the temperature of the air coming through the system on the driver or passenger side of the vehicle. The temperature can be adjuste ...
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 ...
Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know.
WARNING
Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhau ...





