Data Loaded to an SD Card an Automotive Device will Recognize

Garmin Automotive Devices Will Read a Variety of Data from an SD card. The Recognized Data Types are Listed Below: 

• Garmin map image files loaded to the card from Garmin Express or through Garmin's downloadable web content
• User-created routes for devices supporting multiple-point routing^1,2
  • These files do not require you to keep the memory card installed in the device once imported
  • Files will be imported to the internal memory
    
• Waypoints¹ and custom Points of Interest (POI) files
  • These files do not require you to keep the memory card installed in the device once imported
  • Files will be imported to the internal memory
    
• MP3 Files

¹ Some devices require you to import routes and waypoints before they will appear on the device.

² GPX files must be located in a "GPX" folder within a "Garmin" folder on the SD card. You can create these folders manually when the SD card is connected to your computer.

See  for more information.