Garmin NavTalk Owner's Manual page 36

Manual Dialing Page
If you hear one of the following signals, you have
not successfully completed your call:
Call Notification
The cellular system is busy. To cor-
rect, press again after ending the call, to
immediately redial the call, or press and dial
the number later.
-The cellular system
could not complete the call. You may have tried
to place a call before the NavTalk was fully opera-
tive or poor signal strength is preventing the cel-
luar system from receiving the NavTalk signal. To
correct, press to immediately redial the call,
or press and dial the number again.
Cellular Status Display
- The called party' s phone is busy.
When Redialing a Phone
Number