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Aviation Alerts and Advisories

Service Advisory 1363 Rev A: User-modified terminal procedure stored in a Flight Plan may cause error condition

AFFECTED PRODUCTS This issue affects all G1000, Cirrus Perspective®, Embraer Prodigy™, G950, G900X, G2000, G3000, and G5000 Integrated Avionics Systems, GTN 625, GTN 635, GTN 650, GTN 725, GTN 750, GPS 400W, GNC 420W, GNS 430W, GPS 500W, and GNS 530W series navigation systems. ISSUE In some cases, a user-modified published procedure saved by the operator … Continued

Service Advisory 1370 Rev A: GTN/GTR/GNC COM Frequency Monitoring

AFFECTED PRODUCTS GTN 750, GTN 635/GTN 650, GTR 225, and GNC 255 series units with COM Software Versions 2.10 through Version 2.12. ISSUE In limited circumstances, a monitored COM frequency may prevent the pilot from receiving communication on the active COM frequency. If this condition occurs, it will self-correct after a 2-second lull in the reception … Continued

Service Advisory 1361 Rev A: Possible temporary loss of heading/attitude information in Garmin G500 and G600 Systems following extended power-on stall and slow flight maneuvers

AFFECTED PRODUCTS All Garmin G500 and G600 systems using GRS 77 Software version 3.00 and previous versions or GDU 620 Software version 6.20 and previous versions are affected. ISSUE Temporary loss of heading information (red-X’ed heading) can be caused by sustained (greater than 7 seconds) in-flight operation with true airspeed less than 40 knots and GPS ground … Continued

Service Advisory 1358 Rev A: Synthetic Vision Technology (SVT) Pathways Boxes May Be Depicted Incorrectly

AFFECTED PRODUCTS All Cirrus Perspective®, Embraer Prodigy™, G900X, G950, and G1000 Integrated Flight Deck systems using GDU software v13.00 through 13.04, and G2000/G3000/G5000 Integrated Flight Deck systems using GDU software v2.10 through 3.17. ISSUE SVT Pathways boxes may be depicted at an altitude other than the selected altitude. PILOT ACTION Garmin recommends the pilot disable the … Continued

Service Advisory 1352 Rev A: Incorrect Course During Turn Transition

Cirrus Perspective®, Embraer Prodigy™, G900X, G950, and G1000 products w/GDU sw 7.0X – 12.1X  G2000, G3000, and G5000 products w/GDU sw 2.00  GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 w/sw prior to 5.0  All GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W units DESCRIPTION The course deviation indicator (CDI) may deflect in the wrong direction (away from the desired … Continued

Service Advisory 1348 Rev A: Approaches Loaded With a Vector Transition

AFFECTED PRODUCTS All Cirrus Perspective®, Embraer Prodigy™, G900X, G950, and G1000 products with GDU software 11.10 through 13.XX and all G2000, G3000, and G5000 products with GDU software versions prior to 4.00 are affected by this advisory. DESCRIPTION When using a vector transition with the approaches listed below, approach waypoints are not properly loaded or … Continued

Service Advisory 1336 Rev A: G1000-equipped King Air Temporary Heading Failure

AFFECTED PRODUCTS G1000 Integrated Flight Deck Systems installed in Beechcraft King Air models are affected. DESCRIPTION Through the investigation of temporary heading failure incidents, Garmin has discovered a prominent tendency for the gradual magnetization of aircraft structural components to occur proximate to the GMU 44 magnetometer mounting location in G1000-equipped King Air aircraft. This magnetization … Continued

Service Advisory 1328 Rev A: FIS-B NEXRAD Weather Reception and Display

AFFECTED PRODUCTS Garmin ADS-B receivers connected to Garmin GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 systems and GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W Units. DESCRIPTION FIS-B weather data reception requires line-of-sight communication between the receiver and the ADS-B ground station. Incomplete Regional and/or CONUS NEXRAD imagery displayed on the MAP and FIS-B Weather Pages of the … Continued

Service Advisory 1309 Rev B: Verify displayed heading is not noticeably drifting prior to takeoff

AFFECTED PRODUCTS Garmin G1000, G1000H, G950, G900X, G500, G500H, G600, Cirrus Perspective™, and Embraer Prodigy® Integrated Flight Deck Systems equipped with GRS 77/GRS 77H AHRS (Attitude Heading Reference System). DESCRIPTION Garmin has received a very limited number of reports of a temporary loss of heading and attitude (provided by the AHRS) displayed in the products … Continued

Service Advisory 1308 Rev A: GNS 480 (CNX80) Units with Software Version 2.1 and Aviation Database 1302

AFFECTED PRODUCTS GNS 480 (CNX80) Units with Software Version 2.1. DESCRIPTION The latest Aviation Database (1302) includes LP* approaches for the first time. While GNS 480 (CNX 80) Software Version 2.3 supports LP approaches, Software Version 2.1 does not. For customers with Software Version 2.1, LP approaches will appear as LPV approaches and will be selectable. If … Continued

Service Advisory 1208 Rev A: GTN 725/GTN 750, GMX 200 and MX20 Units’ Own-ship Depiction on Charts Page

PRODUCTS AFFECTED GTN 7XX Units with Main Software Version 2.00 and Jeppesen Chartview GMX 200 Units with Main Software Version 2.13 or earlier, and Jeppesen Chartview MX20 Units (all Main software versions) and Jeppesen Chartview DESCRIPTION Many charts include a “not to scale” or an “off scale” area depicted on chart overlays by either a … Continued

Service Advisory 1227 Rev A: GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 Utilities Pages

DESCRIPTION The GTN erroneously accepts blank data entry fields for calculating information displayed on the DALT/TAS/Winds Utility Page. To ensure proper information is calculated: all data must be entered on the page and calculations must be verified as reasonable, prior to use. Flight plans with certain leg types, normally included in approaches, can result in erroneous … Continued

Service Advisory 1226 Rev A: SafeTaxi® Requires AFM/AFMS Limitation

AFFECTED PRODUCTS Installations of G500, G500H, G600, G900X, G950, G1000, G1000H, Cirrus Perspective™, Embraer Prodigy® Systems and GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 and GMX 200 units that do not already include the limitation required below (or its equivalent), are affected by this advisory. DESCRIPTION This advisory provides notice of an operating limitation associated with … Continued

Service Advisory 1223 Rev A: Dual Transponder Operation

AFFECTED PRODUCTS This advisory is applicable to all GTX 328 and GTX 330(D) transponders installed in dual-transponder configurations. PURPOSE Changing the squawk code or Flight ID on a transponder sends a change notification to Air Traffic Control (ATC), notifying them of the changed squawk code or Flight ID. This only occurs when the transponder is … Continued

Service Advisory 1224 Rev A: fly.garmin.com

AFFECTED PRODUCTS This advisory is applicable to all fly.garmin.com users with an Apple® computer. DESCRIPTION Apple computer operating software Mountain Lion (Mac OS 10.8) is not compatible with Garmin aviation database downloads through fly.garmin.com. RESOLUTION Garmin is diligently working with Apple® to resolve this issue. Download 1224

Service Advisory 1222 Rev A: Flight Data Logging Parameters

AFFECTED PRODUCTS This advisory is applicable to the Garmin G1000 Pilot’s Guide for Cessna Citation Mustang (190-00494-03, Rev A) and the Garmin G1000 Pilot’s Guide for Cessna Citation Mustang (190-00494-04, Rev A), written for G1000 System Software Versions 0435.20 and 0435.23. DESCRIPTION The G1000 does not log the following flight data parameters: ITT  N1%  N2%  … Continued

Service Advisory 1215 Rev A: GIA 63W, GTN 650/750, GNS 400W/500W Series, and GNS 480 ADS-B Compliance Issue

AFFECTED PRODUCTS All GIA 63W, GTN 650/GTN 750, GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W, and GNS 480 Navigation Systems are affected. DESCRIPTION 14 CFR § 91.227 and FAA Advisory Circular AC20-165 include new navigation accuracy and integrity requirements applicable to the approved position source for certification of rule-compliant ADS-B/Out system installations. GIA 63W, GTN 650/750, … Continued

Service Advisory 1156 Rev A: Potential GRS 77 and GRS 77H reset

AFFECTED PRODUCTS This issue affects all G500/G500H/G600 systems, and all G900X, G950, G1000, G1000H, Cirrus Perspective™, and Embraer Prodigy® Integrated Flight Deck Systems with GRS 77 software versions 2.10 through 3.02 and GRS 77H software version 3.50. DESCRIPTION The GRS 77/77H may reset during sustained bank turns. The conditions that may initiate this reset occur … Continued

Service Advisory 1138 Rev A: GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 Units and ‘Data Source’ Error Messages

AFFECTED PRODUCTS GTN 6XX/7XX Units with Main Software Version 2.00. DESCRIPTION When the GTN inputs are configured for certain traffic or altitude formats, one or both of the following messages may be displayed:     ‘DATA SOURCE – Heading source inoperative or connection to GTN lost’     ‘DATA SOURCE – Pressure altitude source inoperative or connection to GTN lost’ … Continued

Service Advisory 1155 Rev A: GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 Units and Approaches with Holds/Course Reversals at the Initial Approach Fix

AFFECTED PRODUCTS GTN 6XX/7XX Units with Main Software Version 2.00. DESCRIPTION When flying an approach multiple times with a Hold/Course Reversal at the Initial Approach Fix (IAF), the Hold/Course Reversal may not be properly re-inserted into the flight plan on the second and subsequent uses of the approach. PILOT ACTION Until updated software is installed: When … Continued

Service Advisory 1146 Rev A: GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W Units and Stormscope® Display Issue

AFFECTED PRODUCTS GNS 400W/500W Series Units with Software Version 3.00 or later installed with a Stormscope Lightning Detection Unit. DESCRIPTION Stormscope lightning strike data may not be displayed at the correct bearing on the GNS Lightning Page under certain conditions. When the GNS unit does not have a heading source, Orientation Method at the top center … Continued

Service Advisory 1141 Rev A: Garmin SBAS-capable receivers may experience loss of LPV or LNAV/VNAV capability due to incoherent EGNOS satellite GEO ranging data

AFFECTED PRODUCTS G1000, G1000H, G950, G900X, G500, G500H, G600, Cirrus Perspective™, and Embraer Prodigy® integrated flight deck systems, GPS 400W, GNC 420W, GNS 430W, GPS 500W, GNS 530W, GNS 480 (CNX80), and GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 navigation systems using EGNOS to conduct satellite-based augmentation system (SBAS) required terminal operations are affected. PURPOSE Refer … Continued

Service Advisory 1139 Rev A: G600/G500/G500H Systems Auto-Slewing

PRODUCTS AFFECTED G600/G500/G500H Systems with GDU 620 Software Version 6.00 or earlier. DESCRIPTION The HSI course pointer auto-slew feature does not automatically select the final approach course for certain approaches. (Refer to the appropriate Pilot’s Guide for a detailed description of the auto-slew feature.) For affected approaches, the HSI course pointer will remain at the … Continued

Service Advisory 1135 Rev A: Incorrect Depiction of NEXRAD Data

AFFECTED PRODUCTS All Cirrus Perspective with GDL 69/GDL 69A software version 4.00 are affected. DESCRIPTION Garmin has become aware of a condition that may result in areas without NEXRAD coverage to appear as areas with no radar returns. Additionally, return data may not always be removed from the display after it has expired. This condition is identified … Continued

Service Advisory 1137 Rev A: GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 Units Installed with Dual GTX 32 Transponders

AFFECTED PRODUCTS GTN 6XX/7XX Units with Main Software Version 2.00 installed with dual GTX 32 transponders. DESCRIPTION When the GTN 6XX/7XX unit is installed with dual GTX 32 transponders the GTN will erroneously display the following message:  “TRANSPONDER – Transponder 1 and 2 Mode S addresses do not match” This message does not affect the operation … Continued

Service Advisory 1029 Rev D: EGNOS Activation

AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with TSO/ETSO approval that have satellitebased augmentation system (SBAS) capability, GPS 400W, GNC 420W, GNS 430W, GPS 500W, GNS 530W, and GNS 480 (CNX80) navigation systems are affected. PURPOSE The European Satellite Services Provider (ESSP) officially declared the start of theEuropean Geostationary Navigation Overlay System (EGNOS) Safety-of-Life (SoL)service on … Continued

Service Advisory 1129 Rev A: Momentary loss of GRS 77/GRS 77H and GDC 74A/GDC 74B/GDC 74H functions

AFFECTED PRODUCTS All GRS 77/77H Attitude Heading and Reference System (AHRS) and/or GDC 74A/74B/74H Air Data Computer units as installed with Garmin Integrated Flight Decks (G1000, G1000H, G950, G900X, G500, G500H, G600, Cirrus Perspective™, and Embraer Prodigy®) with the following software versions are affected: GRS 77 (fixed wing) 3.01 or earlier GRS 77H (rotary wing) … Continued

Service Advisory 1121 Rev A: Flight Plan Depiction on MX20/GMX200 Units when interfaced with GTN 625/GTN 635/GTN 650/GTN 725/GTN 750 navigators utilizing software version 2.00

AFFECTED PRODUCTS MX20 and GMX200 Units that are interfaced to GTN 6XX/7XX navigators for the display of flight plan information on the map. DESCRIPTION “Course From Fix To Manual Termination” Flight Plan Legs (FM Legs) received from a GTN 6XX/7XX navigator may not be displayed correctly on the MX20 and GMX200 maps. FM Legs are … Continued

Service Advisory 1118 Rev A: Momentary failure indications (Red-X) can occur when sorting stored flight plans

AFFECTED PRODUCTS All Garmin G900X, G950, G1000, Cirrus Perspective®, and Embraer Prodigy™ systems with GDU Software version 12.00 and all prior versions are affected. DESCRIPTION Using the ‘Sort By Comment’ function on the Flight Plan Catalog Page Menu may cause Red-X failure indications (Figure 1) to appear momentarily in some data field(s), including primary flight … Continued

Service Advisory 1107 Rev A: Anomalies in Greenland Terrain Data May Inhibit Operational Capability

GPS 400W, GNC 420W, GNS 430W, GPS 500W, GNS 530W, GPS 400, GNC 420, GNS 430, GPS 500, GNS 530, GPSMAP 296, GPSMAP 396, GPSMAP 495, GPSMAP 496, GPSMAP 695, GPSMAP 696, aera, G3X, G300, G500, G500H, G600, G1000, G900X, G950, Cirrus Perspective™, and Embraer Prodigy™ systems that use a Terrain Database. DESCRIPTION Areas of poor terrain data quality in Greenland (as described … Continued

Service Advisory 1101 Rev A: GDL 69/GDL 69A TFR (Temporary Flight Restrictions) Reporting Issue

AFFECTED PRODUCTS GDL 69/69A Units with software version 3.40 or earlier that are interfaced with any of the following: G1000, G900X, G950, Perspective™, or Prodigy™ Integrated Flight Decks with GDU software version 9.10 or later, MX20, GMX 200, G600/G500 Systems, GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W Units. DESCRIPTION Under certain conditions (depending on the geometric … Continued

Service Advisory 1051 Rev A: 2010 IGRF (International Geomagnetic Reference Field) Magnetic Field Model

AFFECTED PRODUCTS All Garmin Integrated Flight Decks (G1000/Cirrus Perspective/Embraer Prodigy/G900X/G950) with GDU software versions 6.00 and higher and all G500/G600 systems are affected. The Garmin Integrated Flight Deck GDU software version can be found on the AUX-Systems Status Page. DESCRIPTION The 2010 IGRF Magnetic Field Model is now available to update as part of navigation … Continued

Service Advisory 1047 Rev A: LNAV/VNAV and LNAV+V Full Scale Deflection

AFFECTED PRODUCTS All SBAS (WAAS) enabled Garmin Integrated Flight Decks (G1000/Cirrus Perspective/ Embraer Prodigy/G900X/G950), GPS 400WGNC 420W/GNS 430W/GPS 500W/GNS 530W, and SBAS (WAAS) enabled GNS 480/CNX80 units are affected. DESCRIPTION CDI (Course Deviation Indicator)/HSI (Horizontal Situation Indicator) scaling on a limited number of LNAV/VNAV, and LNAV+V approaches is incorrect. LPV approaches and LNAV approaches without … Continued

Service Advisory 1042 Rev A: King Air C90 GFC 700 Localizer Tracking

AFFECTED PRODUCTS All Garmin Integrated Flight Deck Systems with GFC 700 installed in Hawker Beechcraft King Air C90 with G1000 System Software Version 0636.02 and earlier versions are affected. DESCRIPTION G1000-equipped King Air C90 may present undesirable autopilot behavior when flying coupled ILS or Localizer approaches to runways shorter than 6000 feet. Under these conditions, … Continued

Service Advisory 1028 Rev A: GDL 90 Installations and Amended Federal Regulation § 91.217 for ADS-B Out

AFFECTED PRODUCTS Excluding the G1000; all GDL 90 installations under STC SA02217AK and STC SR0186LA.  PURPOSE This purpose of this advisory is to call attention to the upcoming amendment to Federal Regulation §92.217 (b): Effective August 11, 2010, it has been amended to require that the transponder and ADS-B Out equipment utilize the same altitude … Continued

Service Advisory 1026 Rev A: G3X GSU Software Version 2.13

AFFECTED PRODUCTS All G3X systems with GSU software versions prior to 2.13 are affected. DESCRIPTION Garmin has become aware of an issue regarding G3X GSU 73 software versions prior to 2.13 that may result in incorrect AHRS operation when the pitch/roll offset is greater than zero degrees. PILOT ACTION Do not fly while relying on … Continued

Service Advisory 0944 Rev A: SVT Pathways may be displayed at a higher altitude than expected

AFFECTED PRODUCTS All WAAS-equipped Garmin G900X, G950, G1000, Cirrus Perspective®, and Embraer Prodigy™ systems with GDU software versions 9.01 through 10.00 and SVT Pathways installed are affected. DESCRIPTION The SVT Pathways function may be affected by an approach downgrade from a GPS/WAAS approach with vertical guidance (LPV, LNAV/VNAV, or LNAV +V) to a GPS/WAAS approach … Continued

Service Advisory 0922 Rev A: VOR or LOC/ILS Approaches

AFFECTED PRODUCTS All Garmin G1000, Perspective™, Prodigy™ Integrated Flight Decks installed with a Garmin GFC 700 are affected. DESCRIPTION Changes to navigation frequencies that occur between navigation database cycle distributions may cause a mismatch between the automatically tuned VOR/LOC/ILS frequency and the frequency shown on the approach chart or applicable NOTAM. In these cases, the … Continued

Service Advisory 0929 Rev A: Momentary failure indications (Red-X) can occur when deleting stored data

AFFECTED PRODUCTS All Garmin G900X, G950, G1000, Cirrus Perspective®, and Embraer Prodigy™ systems with GDU Software version 9.14 and all prior versions, are affected. DESCRIPTION Using the ‘Delete All’ menu option to delete all flight plans or all user waypoints may cause Red-X failure indications (Figure 1) to appear momentarily in any data field(s), including … Continued

Service Advisory 0912 Rev A: SBAS Operations in Australia, New Zealand and South Pacific Regions

AFFECTED PRODUCTS All Garmin G1000, G900X, G950, Perspective™, Prodigy™ Integrated Avionics Systems, GPS 400W, GNC 420W, GNS 430W, GPS 500W, GNS 530W, and GNS 480 (CNX80) units with WAAS are affected. DESCRIPTION The purpose of this advisory is to explain how large Estimated Position Uncertainty (EPU) values might be displayed by the equipment when there are no … Continued

Service Advisory 0914 Rev A: Possible temporary loss of heading/attitude information in Garmin Integrated Flight Deck and G600 Systems following extended power-on stall maneuvers

AFFECTED PRODUCTS All Garmin G600, G900X, G950, G1000, Cirrus Perspective®, and Embraer Prodigy™ systems using GRS 77 Software version 2.12 and previous versions are affected. DESCRIPTION Temporary loss of heading information (red-X’ed heading) can be caused by sustained (greater than 7 seconds) in-flight operation with true airspeed less than 40 knots and GPS ground speed … Continued

Service Advisory 0915 Rev A: Navigation suspending during non-precision approaches

AFFECTED PRODUCTS All Garmin G1000, G900X, G950, Perspective®, and Prodigy™ Integrated Avionics Systems with GDU software version 7.0 or later and all GPS 400W, GNC 420W, GNS 430W, GPS 500W, and GNS 530W Navigation Systems are affected. DESCRIPTION This Service Advisory is intended to clarify operation of Garmin’s GPS navigation systems with regard to certain non-precision … Continued

Service Advisory 0910 Rev A: Possible AFCS (Automatic Flight Control System) failure in Garmin Integrated Flight Deck Systems using GIA SW v5.80 and v5.81

AFFECTED PRODUCTS All GFC 700 equipped Garmin Integrated Flight Deck Systems using GIA 63W (WAAS) Software v5.80 and v5.81 are affected. Integrated Flight Desk Systems using non WAAS GIA 63 units are not affected by this service advisory. DESCRIPTION During power-up of Garmin Integrated Flight Deck Systems using GIA 63W SW v5.80 or v5.81, a GIA initialization … Continued

Service Advisory 0906 Rev A: GPS 400W/GNC 420W, GNS 430W, GPS 500W, and GNS 530W Unit Connection to Honeywell EFS 40/50 Systems with SG 465 Symbol Generator Software Modification 15/01

AFFECTED PRODUCTS All models of the GNS 400W/500W series connected to Bendix/King EFS 40/50 systems. DESCRIPTION The advent of WAAS capability with GNS 400W/500W Series Units created a compatibility problem with Honeywell EFS 40/50 Systems, as these systems were not able to correctly display WAAS Vertical Deviation. Garmin compensated for this by the addition of the “GAMA … Continued

Service Advisory 0908 Rev A: Garmin Integrated Flight Deck systems may display a DME failure indication (Red-X) upon power-up if the Honeywell KN63 DME is not receiving a valid DME signal

AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with GDU Software v8.20 through v9.01 (inclusive) and equipped with the Honeywell KN63 DME are affected. DESCRIPTION Garmin Integrated Flight Deck systems with GDU Software v8.20 through v9.01 and equipped with the Honeywell KN63 DME may display a Red-X in the DME Information Window and the DME … Continued

Service Advisory 0904 Rev A: Cold climate conditions may cause SVT Pathways to intercept the glidepath at a higher altitude than the published altitude

AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with GDU Software v9.00 through v9.13 and Synthetic Vision Technology (SVT) installed are affected. ISSUE A condition has been identified whereby the Pathways feature of Synthetic Vision Technology (SVT) may depict the leg immediately preceding glidepath interception at an altitude higher than is published for an approach. … Continued

Service Advisory 0851 Rev A: GMX 200 Display Color Shift

AFFECTED PRODUCTS All GMX200 Series Units DESCRIPTION Garmin has identified an issue with the operation of GMX 200 Units: When the display backlighting is set to the maximum level and the GMX 200 is operating in high temperatures there may be a noticeable color shift to some of the colors displayed on the unit. If a change … Continued

Service Advisory 0838 Rev A: GPS/WAAS Loss of Reception in Alaska, Northwest Canada, and Eastern Russia

AFFECTED PRODUCTS All G1000, Cirrus Perspective, G900X, GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W and GNS 480 (CNX80) units with GPS/WAAS are affected. DESCRIPTION It has been reported to Garmin that operators using Garmin GPS/WAAS equipped units have been experiencing GPS/WAAS receiver resets, resulting in a temporary loss of navigation. The problem may occur only during certain … Continued

Service Advisory 0828 Rev A: GNS 480 (CNX80) Fuel Low Alert

AFFECTED PRODUCTS All GNS 480 units that interface with a Fuel Air Data Computer (FADC) are affected. DESCRIPTION Garmin has identified a need to clarify the functionality of the GNS 480 “Fuel Low” Alert. When interfaced with a FADC, the GNS 480 may be configured to alert the pilot that the fuel supply is nearing empty … Continued

Service Advisory 0826 Rev B: Traffic Symbols on GDU Displays with SVT (Synthetic Vision Technology) may appear to be cropped

 AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with Synthetic Vision Technology (SVT) installed are affected by the potential display of cropped traffic symbols. Garmin Integrated Flight Deck systems with GDU Software v9.00 to v9.02 with SVT installed are affected by the potential for traffic displayed by SVT to be affected by differences in barometric … Continued

Service Advisory 0829 Rev A: During approach at some specified airports, the SVT runway will appear higher or lower than the actual runway

AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with GDU Software v9.00 to v9.03 and Synthetic Vision Technology (SVT) installed are affected. ISSUE During an approach to an airport where field elevation is significantly different than the runway elevation, the SVT runway on the PFD will be depicted higher or lower than the actual runway. … Continued

Service Advisory 0835 Rev A: GPS Week Rollover in Flybuddy GPS and Model 2001/2101 GPS Systems

AFFECTED PRODUCTS All Model 819 and Model 820 Flybuddy GPS units and all TSO-C115b Model 2001/2101 Systems with GPS sensors are affected. Model 2001/2101 Systems with TSO-C129 GPS sensors are not affected. ISSUE Users of the Garmin AT legacy Model 819, Model 820 Flybuddy GPS, and TSO-C115b Model 2001/2101 Systems with GPS sensors have been experiencing … Continued

Service Advisory 0831 Rev A: Automatic Approach Course Selection

AFFECTED PRODUCTS All Garmin Integrated Flight Deck systems with GDU software versions 9.00 and 9.01. ISSUE  Garmin has discovered an issue that may cause the system to select and display an incorrect course indication when activating an instrument approach procedure. DESCRIPTION An issue with decoding Morse identifier transmissions from ground-based navigation aids primarily outside the … Continued

Service Advisory 0825 Rev A: LPV and LNAV/VNAV Approaches With Three-Character Airport Identifiers

AFFECTED PRODUCTS All G1000, Cirrus Perspective, G900X, G950, G600, and GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W units are affected. The GNS 480 and all non-WAAS GNS 400/GNS 500 Series units are not affected. DESCRIPTION Garmin has identified an issue, whereby all LPV approaches at airports with three-character identifiers function as an LNAV-only approach. Additionally, runways … Continued

Service Advisory 0817 Rev B: TERRAIN/TERRAIN-SVS (Non-TAWS) Forward Looking Terrain Avoidance (FLTA) Alert Over the Open Ocean/Sea

AFFECTED PRODUCTS All TERRAIN-SVS-equipped (Non-TAWS) G1000/G950/G900X and all TERRAIN-equipped (Non-TAWS) GPS 400W/GNC 420W/GNS 430W/GPS 500W/GNS 530W, and GPSMAP 296/GPSMAP 396/GPSMAP 495/GPSMAP 496 units are affected. Non-WAAS equipped GNS 400/GNS 500 Series units are not affected. DESCRIPTION Garmin has identified an issue concerning the Terrain Database, whereby Forward Looking Terrain Avoidance (FLTA) alerts are not available when flying over … Continued

Service Advisory 0821 Rev A: GMX 200 TERRAIN (Non-TAWS) Function Over the Open Ocean/Sea

AFFECTED PRODUCTS All GMX 200 units with TERRAIN Function enabled are affected. DESCRIPTION Garmin has identified that GMX 200 TERRAIN (Non-TAWS) alerts are not available when flying over the open ocean/sea (specifically any body of water at sea level). The TERRAIN Function operates properly at all other locations. Normally an advisory thumbnail will appear in … Continued

Service Advisory 0745 Rev A: GNS 430W/GNS 530W Series and G1000 WAAS GPS CDI Scaling

When flying a WAAS approach with the Course Deviation Indicator (CDI) scale manually set to 0.3 NM, the Vertical Deviation Indicator (VDI) may be unavailable. DESCRIPTION This Service Advisory provides instructions to ensure the VDI is available when appropriate during a WAAS approach. INSTRUCTIONS Refer to your Garmin pilot’s guide or cockpit reference guide for … Continued

Service Advisory 0726 Rev A: Revised GDL 90 UAT Data Link Sensor Instructions for Continued Airworthiness

This Service Advisory provides notification that revisions to the Instructions for Continued Airworthiness (ICA) have been published for the GDL 90 Data Link Sensor. STCs SA02217AK and SR01863LA for the GDL 90 UAT require that Garmin provide notification to installers and customers of revisions to the ICA. DESCRIPTION The periodic maintenance of the GDL 90 … Continued

Service Advisory 070816-00: Aviation Product Advisory

AFFECTED PRODUCTS GRS 77 Attitude Heading and Reference System (AHRS) serial numbers 42006310 through 42006821 installed after 1 May 2007. DESCRIPTION OF ISSUE Garmin has identified an internal component that may cause failure of the GRS 77 resulting in the loss of attitude and heading information in G1000-equipped aircraft. This failure condition, should it occur, … Continued

Service Advisory 0617 Rev A: Temporary Flight Restriction (TFR)

Garmin would like to remind pilot’s flying with GDL 69/69A equipped aircraft that TFR’s are advisory in nature only and are not a replacement for a thorough preflight briefing on TFR times and locations. DISPOSITION Always confirm TFR data through official sources and contact your local Flight Service Station for interpretation of TFR data. APPROVAL … Continued

Service Advisory 0616 Rev A: GPS 500 and GNS 530 TAWS Inhibit Mode Functionality

The Garmin 500 Series TAWS (Terrain Awareness and Warning System) Inhibit Mode operates differently than as documented in the 400/500 Series Garmin Optional Displays Pilot’s Guide Addendum (190-00140-13 Revision G). As stated on page 50 of the 400/500 Series Garmin Optional Displays Pilot’s Guide Addendum “This mode is designed to deactivate PDA/FLTA aural and visual … Continued

Service Advisory 0608 Rev A: Applicability of Service Bulletins 0530 and 0532 appropriate to TERRAIN functionality of GPS 400, GNC 420, GNS 430, GPS 500, and GNS 530 units

This Service Advisory clarifies the application and intended purpose of Garmin Service Bulletins 0530, Revision B; and 0532, Revision B. Service Bulletins 0530 and 0532 have been revised and released as “B” and include FAA approved sections that describe procedures to modify, as well as to facilitate return-to-service and enable operational use of all Garmin … Continued

Service Advisory 0606 Rev A: GDC 74A Pitot Static Test

Garmin has identified a change to existing G1000 system testing procedures that result in improved and more accurate results when performing a pitot static system test per Title 14 of the Code of Federal Regulations Part 43 Appendix E on the GDC 74A. RESOLUTION Prior to the start of a pitot static test, allow the … Continued

Service Advisory 0520 Rev A: G1000 LRU Software Upload Recommendations

This Service Advisory offers recommendations on how to correct an incomplete G1000 Line Replaceable Unit (LRU) software upload. DESCRIPTION Software uploads to a G1000 LRU may, on occasion, be incomplete due to an unintended canceling of the upload, or a G1000 communication failure taking place during the upload. DISPOSITION It is important to upload only LRU software … Continued

Service Advisory 0503 Rev A: MX20 and i-Linc Multi-Function Display (MFD) Unit Drawing of Obstructions

This Service Advisory identifies a problem with the order of the drawing of obstructions on the display. DESCRIPTION Obstructions are drawn in the order they are encountered in the database search. When they appear very close on the display, one type may overwrite another. When there are multiple obstructions with different heights located near each other and … Continued

Service Advisory 0501 Rev A: MX20 and i-Linc Multi-Function Display (MFD) Units Equipped With ChartView™

This Service Advisory identifies a potential problem with automatic chart selection that may occur withMFD units that are connected to a CNX80 or GNS 480. DESCRIPTION Garmin AT has determined that when automatic approach chart selection is enabled on an MFD equipped with ChartView™ and more than one approach of the same type (e.g., GPS) exists … Continued

GIA 63 Inspection

URGENT NOTICE: G1000 Aircraft Owners and Operators, Aircraft equipped with G1000 systems must be limited to “VFR DAY ONLY” until an inspection is performed as specified below. There are two GIA63 line replaceable units (LRU). P/N 011-00781-00, in each Garmin G1000 system found in G1000 equipped aircraft. A possibility exists that some capacitors within the two GIA63 Integrated … Continued

Service Advisory 0407 Rev B: Loss Of Integrity In Fringe WAAS Coverage Areas in CNX80 SW Version 1.X

This Service Advisory provides information about Loss Of Integrity (LOI) messages when operating the CNX80 on the fringes, or outside, of WAAS coverage. DESCRIPTION An increase in Loss of Integrity or insufficient satellite messages may occur when operating on the very fringes of WAAS coverage. Aircraft operations limited to the continental US will not be affected and this … Continued

Service Advisory 0002 Rev A: GPSMAP 295 Safe Battery Installation

This service advisory is to alert GPSMAP 295 users to the importance of correct battery installation. BATTERY INSTALLATION WARNING It is very important to insert ALL batteries with the proper positive (+) and negative (-) orientation, as shown on the attached warning and as indicated in the GPSMAP 295’s battery compartment. DO NOT attempt to arrange batteries … Continued

Service Advisory 9601 Rev A: GNC 250/GNC 300 Remote Battery Pack Pin-out

This Service Advisory is to alert the Avionics Installer of documentation errors in the following Installation Manuals: GNC 250 Installation Manual, P/N 190-00067-52, Revision D, Page 39 GNC 300 Installation Manual, P/N 190-00067-02, Revision E, Page 44 These manuals contain errors in the Pin Assignments of the Remote Battery Pack. Download 9601