North American Maps

    

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2019 NORTH AMERICA MAPS

2017 NORTH AMERICA MAPS



INSTRUCTIONS: For using this file on your Navi unit.

Part A – Internal Memory if you have more than 2.6GB free

1. Connect your device to the computer.
2. Go into the Nuvi files located in the Garmin folder and backup
the file named “gmapprom.img” to your computer.
3. Delete the “gmapprom.img” file from the device.
4. Rename the file you downloaded "gmapsupp.img” to “gmapprom.img”
5. Copy the unlocked “gmapprom.img” file that you renamed into the device.
(these copy procedures could take up to 45 minutes to accomplish)
6. Restart your device and check your map info via : Tools>Settings>Map>Map Info.
Why the renaming?
This must be done because this is not the primary mapset as it is being used from the SD card. The primary map set is the one on the GPS’s internal memory.


Part B – SD Card

1. Get a 4GB SD card (NOT SDHC for old unit) and format it FAT32

2. Create a folder on the memory card called “Garmin”

3. Copy the downloaded “gmapsupp.img” file into the Garmin folder on your SD card.

4. Insert the SD card into your Garmin GPS, and browse to your map information on your Garmin GPS and you should see the new maps selected. This can be found on the device via : Tools>Settings>Map>Map Info.


5. Deselect the map set that's out of date.

7 comments:

  1. Great posting. Aprreciated very much!!

    ReplyDelete
  2. Does not work with any Garmin. Is it protected? Very frustrating after waiting for long time to download and it was not recognized by three different Garmin GPS devices

    ReplyDelete
  3. Great Site. Thank you for the web page. Worked 100% on my NUVI 1450

    ReplyDelete
  4. Garmen nüvi 255W auto installed CN North America NT 2019.10 from 8GB PNY SDHC card when turned on.

    Loading Maps ...
    (c) 1987-2017 HERE. All rights reserved.
    (c) 2018, Garmin
    (c) 2018, Fuente: INEGI (Instituto Nacional de Estadistica y Geografia)

    Note:
    INEGI (National Institute of Statistics and Geography)
    The map source appears to be from Mexico INEGI (https://www.inegi.org.mx)

    With SD card:
    [*] CN North America NT 2019.10
    [1] ALL

    With no SD card:
    [*] CN North America NT 2011.20
    [1] US & Canada

    ReplyDelete