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Aviation Alerts and Advisories

GTS Processor Software Version 3.14.1 for Non-GX000 Integrated Flight Deck Installations Only


All GTS Processor GTS 825/GTS 855/GTS 8000 units (011-02571-0( )) with software version 3.14 (or earlier) and interfaced to a GTN 6XX/7XX, GNS 4XX(W)/5XX(W), GNS 480, G500, G500H, G600, GMX 200, MX20, or other 3rd party flight display systems are affected.

The current GTS Processor software version can be viewed by using the GTS Processor Install Tool (refer to the Modification Instructions section of this bulletin), on the software label adjacent to the GTS Processor serial number tag (for installations unable to electronically display the software part number), or on the display for those units interfaced through HSDB (e.g. GTN 6XX/7XX, G500, G500H, and G600).


TSO Authorization


Recommended: Garmin recommends the incorporation of this Service Bulletin at the next scheduled service interval.


GTS Processor software version 3.14.1 fixes an issue where some ADS-B traffic intruders may not be displayed when over 200 ADS-B intruders are within range.

Active TCAS surveillance is not affected by this issue.

ASDN Service Bulletin 2033 Rev B