Driver Information Center (DIC)
The vehicle may have a Driver Information Center (DIC). It displays information about the vehicle and warning messages if there is a system problem detected. DIC messages display in the center of the instrument panel cluster. See Vehicle Messages on page 5‑26 for more information.
The vehicle may also have features that can be customized through the controls on the radio. See Vehicle Personalization on page 5‑33 for more information.
See also:
How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface.
If the level is below the bottom of the fill plug hole, located on the transfer
case, the vehicle will need some lubricant ad ...
Interior
The Sierra showcases two different interior designs. Work Truck and SLE
models are more utility-minded, with large controls and door handles that can be
operated while wearing gloves. The SLT offe ...
Starting the Vehicle Messages
FAST IDLE ON
If your vehicle has this feature, this message displays when the fast idle feature is on. See Fast Idle System on page 9‑31 for more information. ...