Thread: About 37xx converted to 34xx satellites reception accuracy

Originally Posted by lolypop000

Nuvi 3490 and 3790 have different gps FW and this is inside of FW for 3790 and for 3490.
If you compare FW number for GPS in 3790 and 3490, you will see difference.
You can try to extract gps FW from nuvi 3790 FW and then add in FW of nuvi 3490.
When new FW will be out you must then again do all over again.

Hi,

Good idea. But is it possible just using the tool provide on internet? Like RGN Tool?
If not, someone have an idea to do that?

[]'s

I will be the tester... : )