See also:

Clearing the programmed information
Individual buttons cannot be cleared, however to clear all programming, push and hold the two outside buttons and release when the indicator light begins to flash (in approximately 20 seconds). ...

Tire chains
Use of tire chains may be prohibited according to location. Check the local laws before installing tire chains. When installing tire chains, make sure they are the proper size for the tires on your ve ...

USB (Universal Serial Bus) (if so equipped)
This system supports various USB memory sticks, USB hard drives and iPod® players. There are some USB devices which may not be supported with this system. • Make sure that the USB device is connecte ...