See also:

Transmission Messages
SERVICE TRANSMISSION This message displays if there is a problem with the transmission. See your dealer. SHIFT DENIED This message displays when using the Driver Shift Control (DSC) and a ...

DIC Operation and Displays
Press the DIC buttons to access the different displays. (Trip/Fuel): Press to scroll through the trip and fuel displays. See “Trip/Fuel Display Menu Items” following for more information. ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...