OnStar Services

See also:

Shift Speeds (Manual Transmission)
WARNING! If you skip a gear when you downshift, you could lose control of the vehicle. You could injure yourself or others. Do not shift down more than one gear at a time when you downshift ...

Battery Replacement
Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See “REPLACE BATTERY IN REMOTE KEY” under Key and Lock Messages   for additional information. Notice: ...

Manual Operation
(Fan Control): Press the up or down arrows to increase or decrease the fan speed Pressing this button when the system is off will turn the system on. Pressing either arrow while using automatic ...