Thread: Transform a Nuvi 37xx in a Nuvi 34xx for dummies

Originally Posted by fringe

Followed directions to backup NVram. Modified txt file to include all regs (0-255). Successfully parsed reg 0-172 then errored for the rest.
Parsing "rrgn,172,1:/reg_172.bin"
Success
Parsing "rrgn,173,1:/reg_173.bin"
Error

Is this normal?

Yes
Not all Regions are available.
Your commands are good.