Aviation Alerts and Advisories

Aviation alerts and advisories are published to advise owners/operators of important information regarding the fidelity and usability of an aviation product or database; the serviceability of a Garmin product; or to notify owners/operators of an applicable aviation service bulletin.

ADS-B Service Alerts are published to notify owners/operators of ADS-B outages and service limitations.

Aviation Database Alerts are published to advise owners/operators of significant issues with aviation database content that may affect flight operations or safety. Alerts of this type are categorized by the database type they affect, such as FliteCharts, Navigation, Obstacles, SafeTaxi, and Terrain. Navigation Alerts encompass both Alerts generated internally by Garmin, as well as Alerts generated by our data suppliers, such as Jeppesen. The corresponding links to the right can be used to view Database Alerts of only a certain type. Alternatively, all Alerts regardless of type can be viewed by using the Aviation Database Alerts link. Owners/operators may contact Garmin Aviation Product Support for more information on how their particular system is affected by an Alert. For additional information, see Jeppesen’s NavData Alerts site or the FAA’s AeroNav Products Safety Alerts site.

Service Advisories are published to advise owners/operators of important information concerning unit operations and/or handling that may or may not involve safety. Garmin encourages its owners/operators to contact their avionics dealer or their company’s field-service engineering staff with any questions or concerns regarding these advisories.

Service Alerts are published to advise owners/operators of time critical safety information related to the serviceability or operation of a Garmin product. Garmin encourages its owners/operators to contact their avionics dealer or their company’s field-service engineering staff with any questions or concerns regarding these alerts.

Service Document Notifications are published to notify owners/operators of an applicable service document that has been distributed to Garmin dealers and distributors.

Latest Alerts:

GMC 605 software version 2.21 update for GFC 600 Part 23 AML STC SA01844WI

PRODUCTS AFFECTED: GFC 600 systems installed under the GFC 600 Part 23 AML STC SA01844WI are affected. CERTIFICATION APPROVAL: STC SA01844WI COMPLIANCE: Optional: This Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable. PURPOSE: GMC 605 software version 2.21 includes support for Descent Vertical Navigation (VNAV). NOTE GMC 605 software … Continued

Approval of G500/G600 GDU 620 Software Version 7.30, GSU 75(B) ADC/AHRS Software Version 2.05/2.06, GRS 77 Software Version 3.06 and GAD 43(e) Software Version 2.03

PRODUCTS AFFECTED: G500/G600 systems installed using G500/G600 Part 23 AML STC SA02153LA-D are affected. CERTIFICATION APPROVAL: STC SA02153LA-D COMPLIANCE: Optional PURPOSE: Part 23 AML STC SA02153LA-D Master Drawing List G500 PFD/MFD System AML STC, 005-C0313-10 Rev. 7, and Master Drawing List G600 PFD/MFD System AML STC, 005-C0313-00 Rev. U include software updates for the GDU … Continued

Approval of GTN v6.50, Flight Stream 210 v2.90, Flight Stream 510 v2.40, and GTN COM v2.30 software for AML STC SA02019SE-D

PRODUCTS AFFECTED: GTN 6XX/7XX navigators and Flight Stream 210/510 installed using Approved Model List (AML) Supplemental Type Certificate (STC) SA02019SE-D are affected. CERTIFICATION APPROVAL: STC SA02019SE-D MDL Revision 20 COMPLIANCE: Optional PURPOSE: AML STC SA02019SE-D Master Drawing List (MDL) (005-00533-C0, Rev. 20) includes software updates for the GTN 6XX/7XX, Flight Stream 210, and Flight Stream … Continued

Approval of GTS 8X0 software v4.12, GTS 8X5 software v3.12, and installation of the GTS 800 in AML STC SA02121SE

PRODUCTS AFFECTED: GTS 800, 825, and 855 Traffic Systems installed using Approved Model List (AML) Supplemental Type Certificate (STC) SA02121SE are affected. GTS 820 and 850 Traffic Systems installed using Approved Model List (AML) Supplemental Type Certificate (STC) SA02016SE-D are affected. CERTIFICATION APPROVAL: STC SA02121SE MDL Revision 2 COMPLIANCE: Optional: This STC Service Bulletin may … Continued

Approval of G500/G600 TXi v2.20, Flight Stream 510, G5 as a Standby, GFC 500, GFC 600, and GWX 75 Weather Radar

PRODUCTS AFFECTED: G500/G600 TXi PFD/MFD/EIS display systems installed using Approved Model List (AML) Supplemental Type Certificate (STC) SA02571SE. CERTIFICATION APPROVAL: STC SA02571SE MDL Revision 4 COMPLIANCE: Optional: This STC Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable. PURPOSE: This STC Service Bulletin provides notification of an update to the … Continued

G500(H)/G600/G700 TXi Software Upgrade to Main Software Version 2.20

PRODUCTS AFFECTED: All G500(H) TXi, G600 TXi, and G700 TXi units are affected. CERTIFICATION APPROVAL: TSO Authorization COMPLIANCE: Optional. PURPOSE: G500(H)/G600/G700 TXi Main Software Version 2.20 contains the following changes: Added Vertical Navigation (VNAV) functionality NOTE GTN 6XX/7XX with software version 6.50 or later is also required. Added interface to GFC 500 autopilot Added CDI … Continued

GWX 68 Software Version 2.20 for Non-GX000 Integrated Flight Deck Installations Only

PRODUCTS AFFECTED: GWX 68 units with software version 2.12 (or earlier) and interfaced to a G500/G600, G500 TXi/G600 TXi, GTN 7XX, GMX 200, or other 3rd party flight display systems are affected. CERTIFICATION APPROVAL: TSO Authorization COMPLIANCE: Optional: This Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable. PURPOSE: GWX … Continued

GWX 70 Software Version 2.60 for Non-GX000 Integrated Flight Deck Installations Only

PRODUCTS AFFECTED: All GWX 70 Weather Radar systems with software version 2.20 (or earlier) and interfaced to a G500/G600, G500 TXi/G600 TXi, GTN 7XX, GMX 200, or other 3rd party flight display systems are affected. CERTIFICATION APPROVAL: TSO Authorization COMPLIANCE: Optional: This Service Bulletin may be incorporated at the owner’s discretion and is not warranty … Continued

Service Advisory 1846: Worldwide Navigation Database

PRODUCTS AFFECTED: Systems listed below that are using the Worldwide Navigation Database are affected: NOTE Systems that are not using the Worldwide Navigation Database and are using a regionalized version of the navigation database (Americas, USA, Europe, International, etc.) are not affected. Garmin G900X, G950, G1000, Cirrus PerspectiveTM, and Embraer ProdigyTM Integrated Avionics Systems with … Continued

G1000/G1000 NXi System Wiring for King Air 200 Series Aircraft

PRODUCTS AFFECTED: All G1000/G1000 NXi equipped King Air 200 series aircraft that were modified in accordance with MDL 005-00421-00 Rev. 26 and earlier are affected. CERTIFICATION APPROVAL: STC SA01535WI-D COMPLIANCE: Recommended: Garmin recommends the incorporation of this STC Service Bulletin at the next scheduled service interval. PURPOSE: The GTX transponder could go into standby mode … Continued

G1000 NXi System Software Version 2286.06 and new NXi hardware for G1000 NXi equipped King Air 200/300 Series Aircraft

PRODUCTS AFFECTED: All G1000 NXi equipped King Air 200 and 300 series aircraft equipped with G1000 NXi System Software versions 2286.01, 2286.02, 2286.03, 2286.04 and 2286.05 are affected. CERTIFICATION APPROVAL: STC SA01535WI-D COMPLIANCE: Optional: This STC Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable. PURPOSE: STC SA01535WI-D, 200 series … Continued

Service Advisory 1838 Rev B: Emergency Descent Mode (EDM)

REVISION B: Clarified Issue Statement PRODUCTS AFFECTED: G1000 systems installed in Cessna Mustang aircraft with GDU Software Versions 15.00 and later are affected. ISSUE: EDM will only work if the autopilot vertical mode is set to FLC before an EDM activation. EDM will not descend the aircraft as intended if the autopilot is coupled to … Continued

Service Alert 1818 Rev B: Degraded GPS Performance

PRODUCTS AFFECTED: Garmin aera 660 products with main software 3.20 (and earlier), D2 Bravo with GPS software version 3.10, (and earlier), and D2 Charlie with GPS software version 4.30 (and earlier) are affected. To check the D2 Bravo and Charlie GPS software version go to the About page (Settings->System->About) and scroll down to display the … Continued

Approval of GDU 620 Software Version 7.23 for G500/G600 AML STC SA02153LA-D

PRODUCTS AFFECTED: G500/G600 systems installed under the G500/G600 Part 23 AML STC SA02153LA-D that are interfaced to a GFC 600 and dual Garmin GNS/GTN Navigators are affected. CERTIFICATION APPROVAL: STC SA02153LA-D COMPLIANCE: Mandatory: This STC Service Bulletin is mandatory for products listed in the Products Affected section. PURPOSE: STC SA02153LA-D Master Drawing List G600 PFD/MFD … Continued

GFC 600 update for new Roll Servo Brackets and GMC 605 Software Version 2.11 for Textron Aviation (Beechcraft) models 36/A36/A36TC

PRODUCTS AFFECTED: Textron Aviation (Beechcraft) 36, A36, and A36TC aircraft with GFC 600 systems installed per GFC 600 Part 23 AML STC SA01844WI are affected. CERTIFICATION APPROVAL: STC SA01844WI COMPLIANCE: Mandatory for GFC 600 systems installed per GFC 600 Part 23 AML STC SA01844WI, Master Drawing List 005-01009-01, Revision 1 or 2. PURPOSE: Notification of … Continued

GMC 605 software version 2.11 update for GFC 600 Part 23 AML STC SA01844WI

PRODUCTS AFFECTED: GFC 600 systems installed under the GFC 600 Part 23 AML STC SA01844WI are affected. CERTIFICATION APPROVAL: STC SA01844WI COMPLIANCE: Mandatory for GFC 600 systems installed under STC SA01844WI that interface to a GDU 620 and dual GTN/GNS products. Mandatory for GFC 600 systems installed under STC SA01844WI in Textron Aviation 36/A36/A36TC aircraft. … Continued

Approval of G500/G600 TXi Main Software Version 2.03 for AML STC SA02571SE

PRODUCTS AFFECTED: G500/G600 TXi systems installed under the G500/G600 TXi AML STC SA02571SE that are equipped with a Garmin GFC 600 Autopilot and dual GTN/GNS products are affected. CERTIFICATION APPROVAL: STC SA02571SE COMPLIANCE: Mandatory: This STC Service Bulletin is mandatory for products listed in the Products Affected section. PURPOSE: STC SA02571SE, Master Drawing List revision … Continued

GTX 3000 Software Version 3.31

PRODUCTS AFFECTED: This bulletin is applicable to GTX 3000 units with software version 3.30 or previous software versions installed with a Honeywell TPA-81A or TPU-67A TCAS II unit and not installed in a Garmin Integrated Flight Deck system (G5000, G3000, G2000, G1000, G1000H, G950, G900X, Cirrus Perspective™, and Embraer Prodigy® Integrated Flight Deck Systems). The … Continued

Service Advisory 1822: DME/DME Navigation

PRODUCTS AFFECTED: G3000 and G5000 systems installed in Cessna Citation CJ2+, Citation CJ3+, Citation M2, Citation Latitude, Citation Sovereign, and Citation X+ aircraft with GDU/GTC Software Versions 4.01 to 6.57 are affected. ISSUE: Adding a DME to the NOTAM NAVAIDS list may cause the Navigation Map to reset. NOTE If this problem occurs, no misleading … Continued