# SDR SIMA20260302002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2026
- Submitted: March 4, 2026
- Operation: Air carrier
- Aircraft: [N246NN](https://openairdocs.org/aircraft/N246NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000618
- Aircraft time: 23,455 hours, 15,690 cycles
- Engine: Ge CF348E5
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Vibration
- Location: Nr 4
- Stage of operation: NR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260302002

## Discrepancy

HIGH LP VIBRATION ON THE NUMBER 4 ENGINE. RAN QRH AND DID NOT REMEDY THE ISSUE. DECLARED EMERGENCY.  C/W ENVOY W/C EA72-00-00-012 AND EA72-00-00-013, OPS CHECK GOOD

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