# GE CF34-8E2 - Type: Engine model (FAA registry) - Registry code: 30059 - Manufacturer (registry): GE - Model: CF34-8E2 - Engine type: Turbo-fan - Power: 13,300 lb thrust - Data sheet: [TCDS E00063EN](https://openairdocs.org/tcds/E00063EN) (OpenAirDocs) - Holder: General Electric Company GE Aerospace - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/ge-cf34-8e2 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 2026-21-11](https://openairdocs.org/ad/2026-21-11): Turbine Engine Compressor Section · General Electric Company GE Aerospace CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 27, 2026 - [AD 2025-12-08](https://openairdocs.org/ad/2025-12-08): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jul 23, 2025 - [AD 2023-02-05](https://openairdocs.org/ad/2023-02-05): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 9 more. Effective Mar 14, 2023 - [AD 2022-21-06](https://openairdocs.org/ad/2022-21-06): Turbine Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 15, 2022 - [AD 2022-09-14](https://openairdocs.org/ad/2022-09-14): Compressor Bleed Valve · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jun 24, 2022 - [AD 2022-08-06](https://openairdocs.org/ad/2022-08-06): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Apr 29, 2022 - [AD 2021-26-19](https://openairdocs.org/ad/2021-26-19): Turbine Section · General Electric CF34-8C5, CF34-8C5B1, CF34-8E2 and 6 more. Effective Jan 25, 2022 - [AD 2021-23-51](https://openairdocs.org/ad/2021-23-51): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Dec 29, 2021 - [AD 2021-18-13](https://openairdocs.org/ad/2021-18-13): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 22, 2021 - [AD 2018-17-14](https://openairdocs.org/ad/2018-17-14): Thrust Reverser · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Nov 7, 2018 - [AD 2017-20-09](https://openairdocs.org/ad/2017-20-09): Turbine Engine Bypass Section · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Nov 13, 2017 - [AD 2017-17-18](https://openairdocs.org/ad/2017-17-18): Turbine Engine Compressor Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 6, 2017 - [AD 2013-06-06](https://openairdocs.org/ad/2013-06-06): Operability bleed valves (OBV) · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective May 8, 2013 - [AD 2009-24-06](https://openairdocs.org/ad/2009-24-06): Full authority digital electronic controls · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Dec 28, 2009 - [AD 2005-07-09](https://openairdocs.org/ad/2005-07-09): Master variable geometry (VG) actuators · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Apr 20, 2005 Historical (superseded or no longer in force): - [AD 2008-16-01](https://openairdocs.org/ad/2008-16-01) (historical): Full authority digital engine controls (FADECs) · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Aug 15, 2008 - [AD 2004-04-04](https://openairdocs.org/ad/2004-04-04) (historical): Master Variable geometry (VG) actuators · General Electric CF34-8E2, CF34-8E2A1, CF34-8E5 and 4 more. Effective Mar 9, 2004 ## Registered aircraft None registered with this engine model now. ## 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 (31) As reported by operators and repair stations, by the model named in the report. - [SDR SIMA20261010001](https://openairdocs.org/sdr/SIMA20261010001), Oct 10, 2026: BLEED VALVE. FAILED. WHILE DESCENDING AT APPROX FL210 GOT ICE ACCRETION & STALL PROTECT SPEEDS EICAS MSG. ENG & WING ANTI ICE VALVES OPENED, RECEIVED BLEED 2 FAIL MSG FOLLOWED BY BL - [SDR JR2R20260930760](https://openairdocs.org/sdr/JR2R20260930760), Sep 30, 2026: SKIN. DENTED. #1 ENG INLET HAS DENT ABOUT 2 O'CLOCK POS. REPAIR - [SDR R61A2026062300169](https://openairdocs.org/sdr/R61A2026062300169), Jun 23, 2026: BLEED AIR SYS. FAILED. BLEED 1 AND BLEED 2 FAIL MSG IN THE AIR. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. COMPLIED WITH PNEUMATIC BLEED SYSTEM TEST FOR BOTH ENGINES, OPS CHECKED GO - [SDR SIMA20251130001](https://openairdocs.org/sdr/SIMA20251130001), Nov 30, 2025: ENGINE. VIBRATION. ENG 1 LP VIBRATION REOCCURRING THROUGHOUT FLIGHT IN EXCESS OF 10 SECS, MAX REACHED 5.1 OCCURRED AT ALTITUDE AND IN DESCENT INTO PHX, COMPLIED WITH PROCEDURES AN - [SDR SIMA20251108001](https://openairdocs.org/sdr/SIMA20251108001), Nov 8, 2025: ENGINE. VIBRATION. ENG 2 LP AND HP VIB IN AMBER RANGE (5.9). COULDN'T BE CONTROLLED BY CHECKLIST PROCEDURES. ENG 2 FIRE DET FAIL. ENG 2 CONTROL FAULT. ENG 2 NO DISPATCH. EMERGENCY - [SDR QXEA2025100700316](https://openairdocs.org/sdr/QXEA2025100700316), Oct 5, 2025: BLADE. DAMAGED. BIRDSTRIKE ON TO AT V1 #2 ENGINE AND RH MLG. ENGINE INDICATIONS NORMAL ON CLIMB WITH LP 1.4 MAX & HP 2.6 MAX. ALL OTHER INDICATIONS NORMAL. SNARGE AND BENT FAN - [SDR SIMA20250930001](https://openairdocs.org/sdr/SIMA20250930001), Sep 30, 2025: WARNING MESSAGE. ILLUMINATED. AFTER TAKEOFF WE GOT BLEED 2 OVERPRESS AND BLEED 2 OFF MESSAGES SO WE FOLLOWED THE QRH PROCEDURE, RESET THE BLEED AFTER ONE MINUTE, AND MESSAGES WENT AWAY FOR A - [SDR QXEA2024110500257](https://openairdocs.org/sdr/QXEA2024110500257), Nov 1, 2024: BLADES. DAMAGED. FLIGHT 2248. DURING TAKE OFF ROLL HIT A BIRD ON THE LEFT ENGINE. DECLARED EMERGENCY WITH ATC AND RETURNED TO THE FIELD. LANDING UNEVENTFUL. FIRE DEPARTMENT MET - [SDR QXEA2024071200017](https://openairdocs.org/sdr/QXEA2024071200017), Jul 11, 2024: OIL CAP. MISSING. DURING OIL CHECK FOR W/O 342506 FOUND # 2 ENG OIL CAP MISSING REMOVED FROM SERVICE. OPENED #2 ENG FAN COWLS & THRUST REVERSERS IAW E715 AMM 71-11-00-910-801A & - [SDR SIMA20240701002](https://openairdocs.org/sdr/SIMA20240701002), Jul 1, 2024: BLEED AIR SYS. LEAKING. ENG 1 BLEED LEAK IN FLIGHT, FL280 FOLLOWED QRM PROCEDURES, AND UNABLE TO MAINTAIN CABIN PRESSURE DUE TO PACK 2 MEL. RETURN TO ORD EMERGENCY DECLARED/NO OVERWEIG - [SDR SIMA20240309002](https://openairdocs.org/sdr/SIMA20240309002), Mar 9, 2024: ENGINE. VIBRATES. AIR RETURN TO DFW. ENGINE 1 HIGH VIBRATION 4.5 FL250 - RTF. DECLARED EMERGENCY. DEFERRED PER FMR REF ETN EJ-72-009 TDMI AUTHORIZATION NUMBER 782T7735. - [SDR SIMA20220416004](https://openairdocs.org/sdr/SIMA20220416004), Apr 16, 2022: NONE. NONE. MECHANICAL / ENG2 VIB. DIVR IND. EMERGENCY NOT DECLARED FLT CONT. -C/A-PENDING CA. DEFERRED PER FMR REF ETN-EJ-72-009 TDMI AUTHORIZATION NUMBER 010T7227. - [SDR QXEA2022032800128](https://openairdocs.org/sdr/QXEA2022032800128), Mar 28, 2022: NONE. LEAKING. ON PREFLIGHT WALK AROUND FO NOTICED A FUEL LEAK FROM DRAIN ON ENGINE #1 CAUSING A SIZABLE SPOT ON THE GROUND . DRIPPING AT A RATE OF APPROX 1 DROP/SEC. REMOVED - [SDR QXEA2022031800119](https://openairdocs.org/sdr/QXEA2022031800119), Mar 17, 2022: NONE. LEAKING. FUEL DRIPPING FROM #1 ENG FUEL PUMP MAIN SEAL DRAIN LINE. REMOVED #1 ENGINE FUEL PUMP REF E175 AMM TASK 73-11-01-000-801-A STEP 1-7 AND GE LMM 73-00-00-800-802 - [SDR R61A2022040700248](https://openairdocs.org/sdr/R61A2022040700248), Mar 17, 2022: PANEL. CRACKED. NO. 1 ENG INLET ANTI-ICE EXHAUST PNL 411DR, RIB FOUND CRACK. WELD REPAIRED IAW ETD 2021-170-007878 IN REFERENCE WITH AAEMGRS002R1 - [SDR SIMA20220316002](https://openairdocs.org/sdr/SIMA20220316002), Mar 16, 2022: NONE. NONE. SUPPLEMNTAL FOR DIVR TUL ACCT E2 VIBE 4.0 / DECLARED EMERGENCY FLIGHT CONT. -C/A-ANALYSIS PREFORMED TDMI ITEM RESTORED PER EHM-2022-03-16 044-RH-0030 - [SDR QXEA2021122300564](https://openairdocs.org/sdr/QXEA2021122300564), Dec 20, 2021: NONE. DAMAGED. #1 ENGINE 6TH FAN BLADE AND 22ND FAN BLADE FOUND BENT POST FLIGHT. REPLACED FAN BLADES 5, 19, 4 AND 18 IAW GE MANUAL 72-21-00-800-803. - [SDR CVGA20211227001](https://openairdocs.org/sdr/CVGA20211227001), Dec 18, 2021: FUEL CONTROL. FAILED. RIGHT ENGINE SHUTDOWN IN FLIGHT DURING DESCENT IN THE MID FL300. NO N1 ROTATION FOR ATTEMPTED RESTART. - [SDR QXEA2021082000415](https://openairdocs.org/sdr/QXEA2021082000415), Aug 20, 2021: THROTTLE. MALFUNCTIONED. DURING DECENT AND APPROACH AUTO THROTTLES DISCONNECTED. PLACED ON MEL 22-30-00B AND RETURNED TO SERVICE. 8/20 REPLACED THRUST CONTROL QUADRANT PER AMM 76-11-01- - [SDR QXEA2021081100403](https://openairdocs.org/sdr/QXEA2021081100403), Aug 5, 2021: FADEC. MALFUNCTIONED. AFTER PARKING AT GATE (ABOUT 10 MINS AFTER PARK BRAKE SET) MASTER CAUTION ENG 1 NO DISPATCH MESSAGE APPEARED WITH CYAN MESSAGE ENG 1 NO DISPATCH. REMOVED FROM S - [SDR QXEA2021062800330](https://openairdocs.org/sdr/QXEA2021062800330), Jun 26, 2021: LINE. LEAKING. #1 ENGINE FUEL MOTIVE FLOW LINE QUICK DISCONNECT IS LEAKING FUEL. REPLACED MOTIVE FUEL LINE. - [SDR QXEA2021062100300](https://openairdocs.org/sdr/QXEA2021062100300), Jun 19, 2021: AUTOTHROTTLE SYS. MALFUNCTIONED. "AUTO THROTTLE FAIL CAUTION AFTER AIRCRAFT POWER UP..." PLACED ON MEL. MEL CLEARED BY REMOVED & REPLACED THROTTLE CONTROL QUADRANT AND PREFORMED LLM RTS TEST PE - [SDR R61A2021043000375](https://openairdocs.org/sdr/R61A2021043000375), Apr 26, 2021: BELLCRANK. OUT OF LIMITS. ENGINE 1 CONTROL FAULT DURING DESCENT. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R E1 VG ACTUATOR BELL CRANK IAW ESM 72-00-00 SP016. - [SDR SWIA202157734](https://openairdocs.org/sdr/SWIA202157734), Apr 22, 2021: SKIN. DENTED. TRANSFER FROM EAML 621831 : DENT ON #1 COWL INLET LIP SKIN MEASURING 4.25IN HIGH X 3.25IN WIDE X 0.37IN DEEP LOCATED APPROXIMATELY AT THE 2 O'CLOCK POSITION LOO - [SDR SIMA20201204001](https://openairdocs.org/sdr/SIMA20201204001), Dec 4, 2020: THROTTLE CONTROL. OUT OF TOLERANCE. ABORTED TAKE OFF 80KTS FOR THRUST LEVER DISAGREE. FLT RTG DFW. REJECTED T/O DUE TO CAUTION CAS MESSAGE RLA TOGA BELOW 80 KNOTS AFTER EXIT ING RUNWAY BRAKES OVER - [SDR R61A2020021030165](https://openairdocs.org/sdr/R61A2020021030165), Feb 3, 2020: ENGINE. FAILED. ENGINE 1 FAIL. DECLARED EMERGENCY, RETURNED TO FIELD, LANDED WITHOUT INCIDENT. R&R ENGINE #1. - [SDR R61A2020011060027](https://openairdocs.org/sdr/R61A2020011060027), Jan 6, 2020: ACTUATOR. DAMAGED. ENG 2 CONTROL FAULT EICAS WITH NO THRUST AUTHORITY. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. PERFORMED GVI OF E2 IAW LMM 72-00-00. FOUND SLAVE VG ACTUATOR M - [SDR R61A2019111921272](https://openairdocs.org/sdr/R61A2019111921272), Nov 2, 2019: ACOUSTIC PANEL. DENTED. ***AIRCRAFT IS IN HEAVY CHECK***DENT FOUND ON ENG. #1 ACOUSTIC PANEL, 6 O'CLOCK POSITION 17.25" AFT OF LIP SKIN. REPAIRED PANEL IAW ETD2019-170-154714.***AIRCRA - [SDR R61A201908316890](https://openairdocs.org/sdr/R61A201908316890), Aug 16, 2019: ATTACH FITTING. CRACKED. FOUND THE NR 1 ENGINE FRONT FRAME FITTING AT THE 6 O'CLOCK POSITION, SLAVE COMPRESSOR VARIABLE GEOMETRY ACTUATOR LOWER ATTACHMENT FITTING CRACKED. MAINTENANCE R - [SDR R61A2019060740586](https://openairdocs.org/sdr/R61A2019060740586), Jun 4, 2019: REGULATOR VALVE. INOPERATIVE. BLEED 2 OVERPRESSURE EICAS IN FLIGHT, WOULD NOT EXTINGUISH. DECLARED EMERGENCY, RETURNED TO FIELD, LANDED WITHOUT INCIDENT. R & R E2 BLEED PRESSURE REGULATING V - [SDR C77A381933](https://openairdocs.org/sdr/C77A381933), Mar 31, 2011: BATTERY PACK. DISCHARGED. EMERGENCY LIGHTS ABOVE AFT GALLEY REMAIN ON AFTER ACFT WAS POWERED DOWN. CHARGED ELPU AND TESTED EMERGENCY LIGHTS IAW AMM 33-50-00 TEST GOOD ACFT OK FOR SERVICE --- 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.