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How To Install Update Nav Dvd?


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I have a 2005 RX330 with the Gen 4 Nav system, I assume. I want to update to the 8.1 that came out this past fall. How do you install the new DVD with the updates for steets, POI's, etc.?

Pretty darn easy:


If that doesn't work for you, I can forward you the instructions that I just used.

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