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Restore System Defaults: Select this option from
the NAVIGATION SET UP screen to change all
adjustable system settings to factory defaults.
Average Speed: Sets the average speed to default.
The system monitors the speed on different roads
and updates the average speed the vehicle travels at.
This average speed is used to calculate the time it takes
to reach the destination when a route is set.
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Volume: Adjusts the volume of voice guidance
prompts and the voice recognition system. Voice
guidance prompts can also be turned off.
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