See also:

Operating Instructions - Uconnect™ Multimedia (Satellite) Mode
NOTE: The ignition switch must be in the ON/RUN or ACC position to operate the radio. ...

Gross Vehicle Weight Rating (GVWR)
The GVWR is the total allowable weight of your vehicle. This includes driver, passengers, and cargo. The total load must be limited so that you do not exceed the GVWR. ...

World-class Power and Efficiency with 5.7-liter HEMI® V-8 Engine and its Fuel Saver Technology
Performance has been a hallmark of the "letter series" Chrysler 300 models since 1955, and the all-new 2011 Chrysler 300C builds upon that legacy with the legendary 5.7-liter HEMI® V-8 ...