See also:

Battery Replacement
Under normal use, the battery in your remote keyless entry transmitter should last about two years. You can tell the battery is weak if the transmitter won’t work at the normal range in any lo ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system s ...

Manual Operation
To change the current setting, select one of the following: (Fan): This button allows you to manually adjust the fan speed. Press the up arrow to increase fan speed and the down arrow to decre ...