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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: Select this option to set 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 will take to reach the destination
when you set a route.
> Volume: This option allows you to adjust the
volume of voice guidance prompts and the voice
recognition system. You may also choose to turn voice
guidance prompts off.
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