GMC Acadia 2007 Manual page 47

Voice Prompt
Voice Prompt: Select the Voice Prompt screen
button to change the volume of the voice prompts
or to turn voice guidance on and off.
Volume: Select the + (plus) or − (minus) screen
buttons to increase or to decrease the volume
of the voice prompts. The system will respond with
the adjusted voice level.
Voice Guidance: Select the On or Off screen
buttons to turn voice instructions on and off while
traveling on a planned route.
Route Preference
Select the Route Preference screen button to
change route options when the system calculates
a route.
Allow Major Roads: Major roads will be used
when calculating a planned route.
Allow toll road: Toll roads will be used when
calculating a planned route.
Allow ferry: Ferries will be used when calculating
a planned route.
Allow time and seasonal restricted road: Time
restricted and seasonal roads will be used
when calculating a planned route.
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