See also:

Listen To An Audio Source On Channel 2 While A Video Is Playing On Channel 1
Ensure the Remote Control and Headphone switch is on Channel 2. ...

To Activate
Push the ON/OFF button. The Cruise Indicator Light in the instrument cluster will illuminate. To turn the system off, push the ON/OFF button a second time. The Cruise Indicator Light will turn off ...

Extreme Cold Weather (Below –20°F Or –29°C)
To ensure reliable starting at these temperatures, use of an externally powered electric engine block heater (available from your authorized dealer) is recommended. ...