# SDR AALA2019122099018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2019
- Submitted: December 20, 2019
- Operation: Air carrier
- Aircraft: [N927AN](https://openairdocs.org/aircraft/N927AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30077
- Aircraft time: 59,922 hours, 24,764 cycles
- System (JASC): [3457 · Global Positioning System](https://openairdocs.org/jasc/3457)
- Part: Gps
- Condition: Failed
- Stage of operation: NR
- How discovered: O
- Nature of condition: S
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019122099018

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT DIVERTED TO MIA ON ACCOUNT OF TOTAL GPS NAVIGATION FAILURE. NO EMERGENCY WAS DECLARED. MAINTENANCE ACCOMPLISHED SOFTWARE RELOAD IAW AMM 34-63-00. ACCOMPLISHED FIM TASK 31-63-00 AND DFCS IAW AMM 22-11-00. OPS CHECKED NORMAL. NO FAULTS NOTED.

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