Navigation system not working properly.
You can try this first…
How to Reboot Your Car’s Infotainment System - Consumer Reports
There is a service bulletin that may be your problem. but you did not give any info on what your problem exactly is.
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Use something like Waze, it’s just as accurate, gives more info on traffic, weather, police, road conditions, constantly updates and since you probably already have a smart phone, it’s all FREE.
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