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Updates & Downloads

GSD™ 22 Digital Remote Sounder

Bundle

  • Chartplotters Update with Garmin Card, Ver. 2010.1026, as of Oct 26, 2010, Download
  • Garmin Marine Network Update with Garmin Card, Ver. 2013.1125, as of Nov 25, 2013, Download
  • Legacy GPSMAP with SD Card, Ver. 2020.0428.0, as of Apr 28, 2020, Download
  • Legacy GPSMAP with SD Card for Mac, Ver. 2020.0428.0, as of Apr 28, 2020, Download