See also:

Setting Cruise Control
Cruise control will not work if the parking brake is set, or if the master cylinder brake fluid level is low. The cruise control light on the instrument panel cluster comes on after the cruise co ...

OnStar®
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. See OnStar Overview&nb ...

Check Gas Cap Light
If your vehicle has this light, it will come on if your gas cap is not securely fastened. ...