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"No Detailed Maps Found That Support Routing" or "No Map Data Available" Message on a Garmin Automotive Device

There may be a problem with the mapping files if the message “No Detailed Maps Found That Support Routing” is displayed after turning on an automotive device. The message “No Map Data Available” may display when searching for a destination. This may cause the device to show only the locations of major cities or major highways with no side streets.

To Correct This Issue:

Ensure Garmin Express is up to date and reinstall the maps.
- See Garmin Express Fails to Complete the "Downloading Files" Stage or Error Installing Message if the install does not complete
For “No Detailed Maps Found That Support Routing” - if it cannot be dismissed by pressing OK or the back button, press and hold your finger on the message to clear it
- If the device displays "Can't Unlock Maps" after clearing the message, follow the instructions in Correcting the Message "Can't Unlock Maps" or "Can't Authenticate Maps" on a Garmin Automotive Device
For “No Map Data Available” - Ensure the map is enabled on the device by following the steps below.

1. Touch Tools

2. Touch Settings

3. Touch myMaps

4. Enable the maps

- - The map is enabled if a checkmark is present.
  - Touch the empty box if a checkmark is missing.
  - See the additional troubleshooting below if the map is missing or the page is blank.

Additional Troubleshooting if the Map is Missing From the Device or was Already Enabled:

Ensure the memory card is inserted and formatted properly if the maps were installed to a memory card.
- See the detailed video below for steps to properly insert the memory card

See Formatting a microSD/SD Memory Card for instructions
- After formatting:
  - Ensure Garmin Express is up to date
  - Reinstall the map on the device
  - See Garmin Express Fails to Complete the "Downloading Files" Stage or Error Installing Message if the install does not complete
- Safely remove your device from the computer after the update has completed. The write-caching feature on some computers may not have completely built or transferred the map to the device even though the update appears to be complete. Safely removing the device before unplugging it can prevent this problem from happening.