Power-Up
After switching the ignition key from OFF to either the ON or ACC position, or after a language change, you must wait at least fifteen seconds prior to using the system.
See also:
Electronic Volume Control
The electronic volume control turns continuously (360 degrees) in either direction,
without stopping. Turning the ON/VOLUME control knob to the right increases the
volume, and to the left decrease ...
Fluid Capacities
...
The Inside
The previous-generation Grand Cherokee lacked an interior to match its price,
but the all-new cabin in the 2011 model uses premium materials and a less blocky
design to give the SUV a more luxurio ...