(2019) Service Bulletin 1981 Rev A: GTX 45R and GTX 345 Series ADS-B Software Version 3.13

PRODUCTS AFFECTED:

The following GTX 45R and GTX 345 series units are affected:

Model — Appliance P/N

• GTX 345 — 011-03302-0( )
• GTX 345 GPS — 011-03302-4( )
• GTX 345R — 011-03303-0( )
• GTX 345R GPS — 011-03303-4( )
• GTX 345 NV — 011-03302-2( )
• GTX 345 NV GPS — 011-03302-6( )
• GTX 345D — 011-04333-00
• GTX 345DR — 011-04334-00
• GTX 45R — 011-04287-0()

CERTIFICATION AUTHORIZATION:

TSO Authorization

COMPLIANCE:

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

PURPOSE:

GTX 45R and GTX 345 Series ADS-B Software Version 3.13 fixes an issue where some traffic targets may be missed when over 200 targets are in range.