Select your product to confirm this information applies to you
(2025) Service Bulletin 25003 Rev A: GTR™ 205 COM Transceiver/GNC® 215 VHF NAV/COM Radio Main Software Version 2.22
PRODUCTS AFFECTED:
GTR 205 and GNC 215 products listed below are affected.
Table 1. Product Affected
Model | Appliance P/N |
GTR 205 | 011-05287-00 |
GNC 215 | 011-05289-00 |
CERTIFICATION AUTHORIZATION:
TSO Authorization
COMPLIANCE:
Optional: This Service Bulletin may be incorporated at the owner’s discretion and is not warranty reimbursable.
DOCUMENTATION CONSIDERATIONS:
The GTR 205/GNC 215 Pilot’s Guide (Garmin P/N 190-02766-02) Rev B has been released to reflect changes in Software Version 2.22 and is to be provided to the owner/operator.
PURPOSE:
GTR 205/GNC 215 Main Software Version 2.22 adds the following:
- 2-place intercom system (GTR and GNC)
- 3D audio (GTR 205 only)
- Bluetooth media and calling (GTR 205 only)
- Improved interface to G3X Touch for radio and audio controls (GTR 205 only)
- Auxiliary audio inputs for other radios, alerts, music, etc (GTR 205 only)
- Allow frequency information to come from an external LRU instead of a database in the GTR/GNC
WARRANTY INFORMATION:
This modification is not warranty reimbursable.