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Settings
GPS Voice Mix:
"on" means
GPS prompt voice comes
from driver speaker and keep other
speaker sound soure. "off " means
GPS prompt voice comes from driver
speaker and mute all other speakers
GPS voice:
Turns GPS prompt
voice "on"or "off ".
GPS Volume Level:
This controls the master volume
.
level of the Navigation voice.
NOTE: A secondary volume
settings is located in the NAV
map setting screen.
Navigation Options:
Selects OnStar NAV or Interface
NAV from the Onstar NAV lcon.
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