Diagnostic utility first page displays internal memory maps
Nuvi internal (diagnostic utility) OS map naming
1. PROM1 = gmapprom.img
2. PROM2 = gmapprom1.img
3. Suppmap1 = gmapsupp.img (nuvi drive only)
4. Suppmap = gmapsupp.img (SD Card drive only)
5. Dir DB = gmapoem.img (OEM POI data map)
6. Basemap = gmapbmap.img
7. TZMap = gmaptz.img
8. 3DMap 1 = gmap3d.img
9. 3DMap 2 = gmap3d1.img
sd maps should be in second page
You have to navigate to get to the good.
[Only registered and activated users can see links. ] Password for my files: gpspower.net
Please don't flood my pm box with questions you can post on forum!! You won't hear back from me.
Galaxy S5 Kitkat 4.4.2 / Nuvi1200->1250 / Nuvi3790T->34xx / Nuvi 2200 / Nuvi 66 / Oregon 600