Horn
Pressa 
on the steering wheel pad
to sound the horn.
See also:
Format
The radio can play.mp3 or .wma files that were recorded onto a CD-R or CD-RW disc.
The USB port can play.mp3 and .wma files stored on a USB storage device as well as AAC files that are stored on an i ...
Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems, if equipped.
The following commands are used to delete an ...
Service Parts Identification Label
This label, on the inside of the glove box, has the following information:
• Vehicle Identification Number (VIN).
• Model designation.
• Paint information.
• Production options and special ...