What Does This Do?
The nav-u Tool software is required to install system software updates and map data files to the nav-u navigation system.
This is an updated version of the nav-u Tool that was originally available on the nav-u Application Software disc included with the NV-U73T and NV-U83T, and that was previously available for download for those and other models.
Applicable Products and Operating Systems
IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.
|Download and Installation Instructions|