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View Full Version : GPS 175, GNX 375, & GNC 355 Software Version 3.20 and Service Bulletin 22115



G3Xpert
03-20-2023, 03:14 PM
Greetings,

We have posted new navigator software to the Software Download Area (https://www8.garmin.com/support/collection.jsp?product=010-01057-00) today. Main Software Version 3.20 for the GPS 175, GNX™ 375, and GNC® 355. This update includes Transponder Board Software Version 2.80 for the GNX 375™.
The following are some of the noteworthy features added with this release:


Added Crossfill support for sharing flight plan information between two Garmin navigators: GPS 175, GNC 355, GNX 375, GTN (v6.72), and GTN Xi (v20.30)

NOTE: This feature requires settings to be entered in configuration mode: Setup > Interfaces > Cross-Side Navigator.


User waypoint were expanded to support user airports
Added support for GPS 175 and GNC 355 to receive ADS-B traffic and weather data from a GNX 375.
Expanded flight plan feature to allow removing a hold at the final approach fix


Please see Service Bulletin 22115 (https://download.garmin.com/software/NAVIGATOR:GPS175_GNC355_GNX375-SERVICEBULLETIN22105-ServiceBulletinDocument_320.pdf) for full details of the release and installation instructions.

Brian P.