to get logo ,use the file posted at the bottom of my starting post -
Unpack the file to an empty SD card, turn nuvi off, insert card, turn nuvi on.Remove sd
convert37x34.zip (911 KB)
[Only registered and activated users can see links. ]
Then flash 37xx firmware
37xx firmware .rgn
nuvi37xx_GCDFile__450.rgn (48,4 MB)
[Only registered and activated users can see links. ]
then rerun convert37x34 in sd like before,to get all the 37xx features and 37xx logo again
remember to clear non vol before and after every flashing and in 34xx to enable in MTP settings ,storage mode
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