# GE GENX-1B76/P2 - Type: Engine model (FAA registry) - Registry code: 30238 - Manufacturer (registry): GE - Model: GENX-1B76/P2 - Engine type: Turbo-fan - Power: 78,500 lb thrust - Data sheet: [TCDS E00078NE](https://openairdocs.org/tcds/E00078NE) (OpenAirDocs) - Holder: General Electric Company GE Aerospace - Installed in: 18 registered aircraft - Page: https://openairdocs.org/engine/ge-genx-1b76-p2 Model codes come from the FAA registry's reference file. ## ADs that may apply (OpenAirDocs) Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2026-14-03](https://openairdocs.org/ad/2026-14-03): Engine Fuel Distribution · General Electric Company GE Aerospace GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Aug 21, 2026 - [AD 2026-04-09](https://openairdocs.org/ad/2026-04-09): Turbine Engine Compressor Section · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Mar 11, 2026 - [AD 2025-11-03](https://openairdocs.org/ad/2025-11-03): Turbine Section · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 15 more. Effective Jul 8, 2025 - [AD 2024-25-07](https://openairdocs.org/ad/2024-25-07): Turbine Engine Compressor Section · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Feb 12, 2025 - [AD 2023-17-08](https://openairdocs.org/ad/2023-17-08): Turbine Section · General Electric GEnx-1B64/P2, GEnx-1B67/P2, GEnx-1B70/75/P2 and 6 more. Effective Oct 23, 2023 - [AD 2022-25-20](https://openairdocs.org/ad/2022-25-20): Turbine Engine Compressor Section, Turbine Section · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Jan 26, 2023 - [AD 2022-20-12](https://openairdocs.org/ad/2022-20-12): Turbine Engine Compressor Section, Turbine Section · General Electric GEnx-1B54/P2, GEnx-1B58/P2, GEnx-1B64/P2 and 13 more. Effective Nov 16, 2022 - [AD 2022-18-04](https://openairdocs.org/ad/2022-18-04): Engine Fuel Distribution · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 14 more. Effective Oct 12, 2022 - [AD 2022-03-16](https://openairdocs.org/ad/2022-03-16): Turbine Section · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Mar 21, 2022 - [AD 2022-04-07](https://openairdocs.org/ad/2022-04-07): Fuel Controlling System · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Mar 9, 2022 - [AD 2021-21-05](https://openairdocs.org/ad/2021-21-05): Engine Controls · General Electric GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2 and 17 more. Effective Dec 28, 2021 - [AD 2021-11-07](https://openairdocs.org/ad/2021-11-07): Turbine Engine Compressor Section · General Electric Genx-1B76A/P2, GEnx-1B64, GEnx-1B64/P1 and 17 more. Effective Jul 30, 2021 - [AD 2021-02-07](https://openairdocs.org/ad/2021-02-07): Engine Fuel Distribution · General Electric Genx-1B76A/P2, GEnx-1B64, GEnx-1B64/P1 and 14 more. Effective Mar 30, 2021 - [AD 2020-25-10](https://openairdocs.org/ad/2020-25-10): Turbine Section · General Electric Genx-1B76A/P2, GEnx-1B64/P2, GEnx-1B67/P2 and 6 more. Effective Jan 21, 2021 - [AD 2020-20-12](https://openairdocs.org/ad/2020-20-12): Turbine Engine Combustion Section · General Electric Genx-1B76A/P2, GEnx-1B64, GEnx-1B64/P1 and 14 more. Effective Nov 5, 2020 - [AD 2020-20-11](https://openairdocs.org/ad/2020-20-11): Turbine Section · General Electric Genx-1B76A/P2, GEnx-1B64/P2, GEnx-1B67/P2 and 6 more. Effective Nov 3, 2020 - [AD 2020-13-04](https://openairdocs.org/ad/2020-13-04): Engine Controls · General Electric Genx-1B76A/P2, GEnx-1B54, GEnx-1B54/P1 and 28 more. Effective Jul 24, 2020 - [AD 2019-02-01](https://openairdocs.org/ad/2019-02-01): Turbine section · General Electric Genx-1B76A/P2, GEnx-1B54, GEnx-1B54/P1 and 28 more. Effective Feb 25, 2019 Historical (superseded or no longer in force): - [AD 2018-16-07](https://openairdocs.org/ad/2018-16-07) (historical): Turbine Section · General Electric Genx-1B76A/P2, GEnx-1B54, GEnx-1B54/P1 and 28 more. Effective Aug 15, 2018 - [AD 2017-09-06](https://openairdocs.org/ad/2017-09-06) (historical): Engine · General Electric Genx-1B76A/P2, GEnx-1B54, GEnx-1B54/P1 and 28 more. Effective Jun 9, 2017 ## Registered aircraft (18) - [N12004](https://openairdocs.org/aircraft/N12004): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 60139 - [N12005](https://openairdocs.org/aircraft/N12005): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 40937 - [N12006](https://openairdocs.org/aircraft/N12006): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 60140 - [N12010](https://openairdocs.org/aircraft/N12010): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 40926 - [N12020](https://openairdocs.org/aircraft/N12020): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66989 - [N12021](https://openairdocs.org/aircraft/N12021): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66990 - [N13013](https://openairdocs.org/aircraft/N13013): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2020, S/N 40931 - [N13014](https://openairdocs.org/aircraft/N13014): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2023, S/N 40940 - [N13018](https://openairdocs.org/aircraft/N13018): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66987 - [N14001](https://openairdocs.org/aircraft/N14001): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2018, S/N 40936 - [N14011](https://openairdocs.org/aircraft/N14011): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 40934 - [N14016](https://openairdocs.org/aircraft/N14016): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66985 - [N14019](https://openairdocs.org/aircraft/N14019): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66988 - [N16008](https://openairdocs.org/aircraft/N16008): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 60138 - [N16009](https://openairdocs.org/aircraft/N16009): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 40938 - [N17015](https://openairdocs.org/aircraft/N17015): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2023, S/N 66984 - [N17017](https://openairdocs.org/aircraft/N17017): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2022, S/N 66986 - [N91007](https://openairdocs.org/aircraft/N91007): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2017, S/N 40929 ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (2) As reported by operators and repair stations, by the model named in the report. - [SDR CALA2026042815809](https://openairdocs.org/sdr/CALA2026042815809), Apr 24, 2026: PANEL. MISSING. FOUND MISSING ONE FAN STATOR BLANK OFF PLATE AND THREE (3) CAPTIVE BOLTS ON ENGINE NR 1, RT SIDE, APPROXIMATELY AT 3?4 O`CLOCK POSITION PERFORMED GVI ON THE ENG - [SDR CALA2025111711263](https://openairdocs.org/sdr/CALA2025111711263), Nov 12, 2025: ANTI-ICE VALVE. FAULTED. EAI PRSOV R, CREW STATED THAT THEY RECEIVED AN EICAS MESSAGE FOR RT ANTI-ICE VALVE BEING FAULTED IN THE CLOSED POSITION. TRIED MULTIPLE TIMES TO MANUALLY OPEN V --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.