Skip navigation links

Updates & Downloads

Firmware Update for GTMxx Digital Radio Type S software version 2.30

as of June 23, 2014

Use Garmin Express to install this file.

(1.05 MB)

View system requirements


Change History

Changes made from version 2.00 to 2.30:

System requirements

  1. IBM-compatible PC running Windows 2000 or later operating system and an available USB port.