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Updates & Downloads


GPS175/GNC355/GNX375 - Software Loader Image 006-B3353-09 - Service Bulletin 2198 software version 3.11

as of September 21, 2021

Download (21.35 MB)

View installation instructions


Installation Instructions

  1. The application requires Windows 2000, XP, Vista, Windows 7, or Windows 10. Mac computers are not supported.
  2. Download GPS175/GNC355/GNX375 System Software v3353.09 (006-B3353-09).
  3. Make sure an SD card reader is connected to the PC.
  4. Put the GPS/GNC/GNX Downloadable Software SD Card (010-01000-00) in the card reader.
  5. Run the executable file that was downloaded in Step 2.
  6. Follow the onscreen prompts to create a software loader card.
  7. Select Finish to complete the process.
  8. Eject the card from the card reader. The software loader card is now ready to use.