Toggling Between Calls
If two calls are in progress (one active and one on hold),
press the 
button until you hear a
single beep,
indicating that the active and hold status of the two calls
have switched. Only one call can be placed on hold at a
time.
See also:
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 five seconds prior to using the
system.
...
2011 Jeep Wrangler Unlimited review
I've long thought that if a car enthusiast fell into a coma, say, 60 years
ago and just awoke, he or she might recognize only two vehicles: The Porsche
911, and the Jeep Wrangler. Sure, both those ...
Reset
It may be necessary at some point in time to reactivate the
Auto Up feature. To do so, perform the following procedure:
1. Pull the window switch up to close the window
completely and continue to ...