I just purchased a Dakota 20 and want to load TOPO maps for Arkansas and Oklahoma. I have them downloaded to PC how do I get them to Dakota micro SD card?
1. Install Basecamp: http://www8.garmin.com/support/download_details.jsp?id=4435
2. Follow the Basecamp portion of this tutorial: http://www.gpsfiledepot.com/tutorials/how-to-load-maps-on-my-garmin-gps-unit/