See also:

Accessories and Modifications
Adding non—dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions sys ...

Control of a Vehicle
Braking, steering, and accelerating are important factors in helping to control a vehicle while driving. ...

XM Categories
XM channels are organized in categories. Removing or Adding Categories Channels in a category that have been removed can still be accessed by using the SEEK or SEEK buttons, or the TUNE knob. ...