Pontiac Vibe Navigation System Navigation Manual page 49

Problems with Route Guidance
Inappropriate route guidance may occur under any of
the following conditions:
D
You have not turned onto the road indicated by
the system.
D
Route guidance is not available for the next right or
left turn.
D
The route is not changed during automatic rerouting.
D
Plural names of places are displayed.
D
You are driving at high speeds, which may cause the
automatic rerouting to operate slower.
D
The route prohibits the entry of a vehicle due to a
regulation by time or season or any other regulation
which may be given.
D
A route cannot be found.
D
A road is new, was recently changed or is not listed
on the DVD. The route to the destination may not be
shown. See "Ordering a Map DVD" in this section.
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