Updates & Downloads


GPS Chipset Type M4 software version 3.10

as of April 3, 2014

Use Garmin Express to install this file.

(534 KB)

View system requirements


Change History

Changes made from version 2.90 to 3.10:

Changes made from version 2.80 to 2.90:

Changes made from version 2.60 to 2.80:

Changes made from version 2.50 to 2.60:

Changes made from version 2.00 to 2.50:

System requirements

  1. IBM-compatible PC running Windows XP or later operating system and an available Com 1, 2, 3, or 4 port.
  2. PC Interface Cable for your GPS unit. The PC Interface Cable may be purchased through your local Garmin distributor or ordered direct from our Online Store.