See also:

Air Conditioning Mode
This allows selection of automatic start of the air conditioning upon vehicle start. Selecting On indicates the air conditioning will be on when the vehicle is started. Selecting Off turns t ...

OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations. The OnStar Terms and Conditions provides information on data ...

Security Light
This light will come on briefly when you turn the key toward START. The light will stay on until the engine starts. If the light flashes, the Passlock® system has entered a tamper mode. If t ...