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(2022) Service Bulletin 22058 Rev A: GI 275 Multi-function Instrument System Software Version 2.52

PRODUCTS AFFECTED:

Garmin GI 275 Multi-function Instruments with System Software Version 2.50 or earlier are affected.


CERTIFICATION AUTHORIZATION:

TSO Authorization

TSO Authorization does not provide installation airworthiness approval. Separate installation airworthiness approval is required for type-certified aircraft. Notification of revision to any Garmin STC(s) will be provided under a separate service bulletin.


COMPLIANCE:

Optional: This Service Bulletin may be incorporated at the owner’s discretion.


PURPOSE:

GI 275 Multi-function Instrument System Software Version 2.52 provides the following updates:

  • Improves Attitude and Air data information transferred to Garmin Pilot™
  • Corrects missing TFR data from a FIS-B source
  • Corrects database reporting when cross-filling to a GNX™ 375, GNC® 355, or GPS 175
  • Improves functionality of the Baro sync inversion when adjustments are made from an offside source

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