See also:

Horn
Pressaon the steering wheel pad to sound the horn. ...

Using OnStar® Destination Download (US and Canada)
Press the blue OnStar button and an Advisor can locate a point-of-interest or an address and download the necessary information or coordinates to your navigation system. Once the destination is do ...

Other Rainy Weather Tips
Besides slowing down, other wet weather driving tips include: Allow extra following distance. Pass with caution. Keep windshield wiping equipment in good shape. Keep the windshield washer fl ...