See also:

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle Diag ...

Emissions Inspection and Maintenance Programs
Some local governments may have programs to inspect the on-vehicle emission control equipment. For the inspection, the emission system test equipment is connected to the vehicle’s Data Link Conn ...

Portable Audio Devices
This vehicle may have an auxiliary input located on the radio faceplate and a USB port located in the center console or on the instrument panel. External devices such as an iPod®, laptop computer, ...