# Service difficulty reports: CFM International CFM56-7B27E series

A list on [CFM International CFM56-7B27E series](https://openairdocs.org/engine/cfm-international-cfm56-7b27e-series.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 25 · 1,219 reports

- [SDR SWAA2026110202416](https://openairdocs.org/sdr/SWAA2026110202416.md): Control Valve · leaking · Oct 27, 2026 · N8529Z · Boeing 7378H4 · Engine Cooling System
  > NR 1 ENGINE FUEL LEAK, DID NOT STOP AFTER 5 MIN ENGINE RUN. R & R THE CONTROL VALVE IAW AMM 75-21-01-401.
- [SDR SWAA2026102298211](https://openairdocs.org/sdr/SWAA2026102298211.md): Actuator · leaking · Oct 18, 2026 · N8551Q · Boeing 7378H4 · Compressor Bleed Control
  > NR 2 ENGINE, FUEL LEAK ON START UP. FOUND RIGHT VSV LEAKING SOLID STREAM. REMOVED AND REPLACED NR 2 ENGINE RT VSV ACTUATOR IAW AMM 75-31-01. OPS & LEAK CHECKED GOOD.
- [SDR SWAA2026101985298](https://openairdocs.org/sdr/SWAA2026101985298.md): Oil System · low pressure · Oct 13, 2026 · N8517F · Boeing 7378H4 · Engine Oil Pressure
  > OIL QUANTITY ZERO. OIL PRESSURE DROP TO RED BOX SHUT DOWN ENG 2. EMER DECLARED, TRUCKS ROLLED. PASSENGERS WERE FINE. R & R #2 ENGINE REF. MT 771-00-01.
- [SDR DALA2026101205595](https://openairdocs.org/sdr/DALA2026101205595.md): Engine · odor · Oct 11, 2026 · N888DU · Boeing 737932ER · Engine (Turbine/Turboprop)
  > RETURNED TO ATL DUE TO ELECTRICAL ODOR IN CABIN. ENGINE WASH PERFORMED NIGHT PRIOR TO FLIGHT. R & R EMERGENCY BATTERY PACK BASE M1672 REF AMM 33-51. OPS CHECKED GOOD. (9529320) AIRCRAFT WAS GROUNDED
- [SDR SWAA2026100735774](https://openairdocs.org/sdr/SWAA2026100735774.md): Filter · warning message · Oct 6, 2026 · N8631A · Boeing 7378H4 · Engine Fuel Distribution
  > NR 1 ENG FUEL FILTER BYPASS LIGHT ILLUMINATED. DRAINED FUEL FILTER NO CONTAMINATION NOTED. FILTER TO BE REPLACED IN 1 CYCLE. OK TO CONTINUE ON MEL 73-4-01 SP1 MDDR 343842. REMOVED & REPLACED FUEL FILTER & FUEL FILTER DIFFERENTIAL PRESSURE SWITCH IAW M/M 73-3
- [SDR SWAA2026100765165](https://openairdocs.org/sdr/SWAA2026100765165.md): Pressure Switch · faulted · Oct 6, 2026 · N8631A · Boeing 7378H4 · Engine Fuel Distribution
  > NR 1 ENG FUEL FILTER BYPASS LIGHT ILLUMINATED, DRAINED FUYEL FILTER NO CONTAMINATION NOTED. FILTER TO BE REPLACED IN 1 CYCLE. OK TO CONTINUE ON MEL 73-4-01 SP1 MDDR 343842 REMOVED & REPLACED FUEL FILTER & FUEL FILTER DIFFERENTIAL PRESSURE SWITCH IAW MM 73-34-
- [SDR SWAA2026100869140](https://openairdocs.org/sdr/SWAA2026100869140.md): Magnetic Seal · leaking · Oct 4, 2026 · N8672F · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > OIL LEAKING FROM NR 1 ENGINE HYDRAULIC PAD DRAIN PORT, BEYOND SERVICEABLE LIMITS. REMOVED & REPLACED NR 1 ENG EDP MAGNETIC SEAL & NR 1 EDP IAW AMM 72-60-00 & AMM 29-11-11 RESPECTIVELY. LEAK & OPS CHKD GOOD.
- [SDR SWAA2026100501797](https://openairdocs.org/sdr/SWAA2026100501797.md): Engine · vibration · Sep 29, 2026 · N8538V · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > OTS - BIRDSTRIKE ON TAKEOFF. #2 ENG HIGH VIB, FAN BLADES BENT, INLET COWLING DAMAGED._ REF WORK PACKAGE # TTG8Q01EZMB7 # TTG8Q01F2KZE FOR DETAILS
- [SDR SWAA2026100150161](https://openairdocs.org/sdr/SWAA2026100150161.md): O-Ring · leaking · Sep 27, 2026 · N8577Z · Boeing 7378H4 · Fuel Heater
  > APPARENT FUEL LEAK FROM #1 ENGINE COWLING. NR 1 APPARENT FUEL LEAK FROM NR 1 ENGINE COWLING. R & R NR 1 ENG SERVO FUEL HEATER COVER O-RING PER EA M-21-173-01075.
- [SDR DALA2026090805047](https://openairdocs.org/sdr/DALA2026090805047.md): Engine · odor · Sep 2, 2026 · N839DN · Boeing 737932ER · Engine (Turbine/Turboprop)
  > ATB/DE- RETURNED TO ATL DUE TO FUMES IN THE CABIN. FUMES ASSOCIATED WITH ENGINE WASH ACCOMPLISHED PRIOR TO FLIGHT. NO MECHANICAL FAILURES AND NO MAINTENANCE PERFORMED. (8577704) AIRCRAFT WAS GROUNDED
- [SDR SWAA2026090378156](https://openairdocs.org/sdr/SWAA2026090378156.md): Engine · no discrepancy · Aug 30, 2026 · N8697C · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NR 2 ENGINE AUTO SHUTDOWN WITH FLASHING WHTE BOX, NR 2 ENGINE FOUND AC TO BE POSTIONED WITH TAIL DIRECTLY INTO THE WIND DURING ENG START. NO DEFECTS NOTED IAW 71-00-00.
- [SDR SCNA20260916400](https://openairdocs.org/sdr/SCNA20260916400.md): Engine · vibration · Aug 18, 2026 · N820SY · Boeing 7378FH · Engine (Turbine/Turboprop)
  > NUMBER 1 ENGINE VIBRATION AT 3.9 IN CLIMB AND 3.3 DURING CRUISE. PERFORMED VIBRATION SURVEY TEST 7 IAW AMM 71-00-00-00-700-814-F00, HIGH VIBRATION OF 3.1, PERFORMED TEST 14B AVM FAN BALANCE TRIM, REPEAT VIBRATION SURVEY TEST 7, HIGH VIBRATION OF.5 AT T/O POW
- [SDR AALA202608113037](https://openairdocs.org/sdr/AALA202608113037.md): Exhaust Cone · fire · Aug 9, 2026 · N948NN · Boeing 737823 · Engine Collector/Tailpipe/Nozzle
  > AIRCRAFT WAS GROUNDED: ON SHUTDOWN INTO KRDU, WE WERE TOLD THAT THE RIGHT ENGINE WAS ON FIRE 9CANDLE FIRE). WE RAN THE QRC WHILE RUNNING THE CHECKLISTTHE FIRE WEN TOUT. PROCEEDED TO DEPLANE THROUGH THE MAIN CABIN DOOR BECAUSE JET BRIDGE WAS ATTACHED. MAINTENAN
- [SDR DALA2026090204968](https://openairdocs.org/sdr/DALA2026090204968.md): Anti-Ice Valve · faulted · Aug 7, 2026 · N921DU · Boeing 737932ER · Engine Anti-Icing System
  > DE- DIVERTED TO AUS DUE TO RT ENGINE AMBER ANTI-ICE INDICATION. PLACED RT ENG ANTI-ICE ON MEL. SUBSEQUENTLY R & R ENG COWL TAI VALVE. (9616184) AIRCRAFT WAS GROUNDED
- [SDR SWAA2026081002003](https://openairdocs.org/sdr/SWAA2026081002003.md): Engine · failed · Aug 4, 2026 · N8675A · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NR 1 ENGINE FAILED ON TAKEOFF ROLL. REMOVED AND REPLACED THE NR 1 ENG IAW MT 771-00-01. REF TTG8Q008F2S8.
- [SDR SWAA2026073080887](https://openairdocs.org/sdr/SWAA2026073080887.md): Pitot Tube · fod · Jul 28, 2026 · N8324A · Boeing 7378H4 · Pitot/Static System
  > ON ROTATION MAST/CAUTION WITH ENG LIGHT, EEC WENT TO ALTERNATE, CAPTAIN AIRSPEED UNRELIABLE, DECLARED EMER, TRUCKS ROLLED, NOT OVERWEIGHT. AT GATE, MX SAID CAPT PITOT TUBE WAS PLUGGED WITH WASPS R & R CAPTAINS PITOT PROBE IAW AMM 34-11-01 AND LEAK TEST IAW AM
- [SDR SWAA2026080350456](https://openairdocs.org/sdr/SWAA2026080350456.md): Exciter · failed · Jul 28, 2026 · N8531Q · Boeing 7378H4 · Exciter
  > ENGINE NR 2 FUEL FLOW DROPPED TO ZERO, NO LIGHT OFF. OK TO CONTINUE PER MEL 74-1-02 SP1 T/S FAULT PER M-24-174-00061 ON TTG8Q01DEZBT. FOUND NR 2 ENG LT EXCITER BAD. REMOVED AND REPLACED LT EXCITER IAW AMM 74-11-01 ON TTG8Q01DF1NJ. OPS CK GOOD. CLEARED MEL 7
- [SDR CALA2026072818063](https://openairdocs.org/sdr/CALA2026072818063.md): Engine · odor · Jul 26, 2026 · N66841 · Boeing 737924ER · Engine (Turbine/Turboprop)
  > SMELLED BURNING/COOKING ODOR WHEN POWER LEVERS ADVANCED FOR TAKEOFF. ODOR DISSIPATED A FEW MINUTES AFTER TAKEOFF. THROUGHOUT FLT ENG 2 SHOWED APPROX 30DEG. HIGHER EGT THAN ENG 1 AND APPROX 400LB/HR HIGHER FUEL BURN. FLIGHT CREW STATED ODOR WENT AWAY AFTER T
- [SDR SWAA2026072705973](https://openairdocs.org/sdr/SWAA2026072705973.md): Engine · failed · Jul 24, 2026 · N8673F · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > AT APPOX 30 KTS ON T/O ROLL WITH T/O PWR SET NR 2 ENG FAILED WITH AUDIBLE BANG AND RIGHT SWERVE. PERFORMED RTO. HAD ENG FAILED ON NR 2 EGT DISPLAY. AIRPORT OPS REPORTED DEBRIS BEHIND AIRCRAFT ON RUNWAY. REMOVED AND REPLACED NR 2 ENGINE IAW AMM 71-00-02. PERF
- [SDR SWAA2026081891593](https://openairdocs.org/sdr/SWAA2026081891593.md): Engine · failed · Jul 23, 2026 · N8673F · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > AT APPOX 30 KTS ON T/O ROLL WITH T/O PWR SET NR 2 ENG FAILED WITH AUDIBLE BANG AND RIGHT SWERVE. PERFORMED RTO. HAD ENG FAILED ON #2 EGT DISPLAY. AIRPORT OPS REPORTED DEBRIS BEHIND AIRCRAFT ON RUNWAY.
- [SDR SWAA2026072344101](https://openairdocs.org/sdr/SWAA2026072344101.md): Valve · leaking · Jul 22, 2026 · N8509U · Boeing 7378H4 · Engine Cooling System
  > NR 1 ENGINE STEADY FUEL LEAK AFTER ENGINE START. REMOVED AND REPLACED HTPACC PER AMM 75-21-01.
- [SDR SWAA2026082136859](https://openairdocs.org/sdr/SWAA2026082136859.md): Engine · hot start · Jul 22, 2026 · N8658A · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > DURING START OF NR 2 ENGINE HAD A HOT START AT 475 BOX FLASHING, AUTO SHUT DOWN_ CHECKED INLET AND EXHAUST FOR DEBRIS. RAN ENGINE TWICE IAW AMM 71-00-00. NO ABNORMAL INDICATIONS NOTED ACFT OK TO CONTINUE
- [SDR SWAA2026072338404](https://openairdocs.org/sdr/SWAA2026072338404.md): Engine · failed · Jul 19, 2026 · N8524Z · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > RT ENGINE FAILED PASSING 9000' ENG FAIL LIGHT ON, GOOD SHUTDOWN GOOD N1 ROTATION. R & R #2 ENG IAW MT771-00-01 LEAK OPS CHECKS GOOD C/W RII INSPECTION.
- [SDR SWAA2026072231290](https://openairdocs.org/sdr/SWAA2026072231290.md): Engine · failed · Jul 18, 2026 · N8524Z · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NR 2 ENGINE FAILED PASSING THROUGH 10K.
- [SDR SWAA2026071545498](https://openairdocs.org/sdr/SWAA2026071545498.md): Pump · failed · Jul 11, 2026 · N8610A · Boeing 7378H4 · Engine Fuel Pump
  > OTS, NR 1 ENGINE FAILED IN FLIGHT. ATTEMPTED RESTART WITH NO SUCCESS. LANDED SINGLE ENGINE. NO AIRFRAME OR OTHER ABNORMAL ENGINE INDICATIONS PRIOR TO FAILURE. HMU AND FUEL PUMP PACKAGE REMOVED AND REPLACED IAW AMM 73-21-10; 73-11-01. OPS CHECK GOOD. REF TTG8R
- [SDR SWAA2026071502202](https://openairdocs.org/sdr/SWAA2026071502202.md): Engine · slow · Jul 11, 2026 · N8610A · Boeing 7378H4 · Fuel Controlling System
  > AFTER LANDING NR 1 ENGINE SLOW/ NO RESPONSE TO THRUST LEVER MOVEMENT. PERFORMED EEC BITE IAW FIM 73-00 TASK 801 NO FAULTS AND PERFORMED ENGINE RUN IAW AMM 71-00-00 ALL INDICATIONS NORMAL. ACFT OK FOR SERVICE.
- [SDR SWAA2026070217999](https://openairdocs.org/sdr/SWAA2026070217999.md): Engine · smoke · Jul 1, 2026 · N8653A · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NR 2 ENGINE EXCESSIVE SMOKE AFTER SHUTDOWN. RAN NR 2 ENG AT IDLE AND PERFORMED DRAIN AND VENT INSPECTION IAW AMM 71-71-00. NO EXCESSIVE LEAKS OR SMOKE NOTED. ALL PARAMETERS ON NR 2 ENG. NORMAL DURING RUN. ACFT OK FOR SERVICE.
- [SDR SWAA2026063017340](https://openairdocs.org/sdr/SWAA2026063017340.md): Pump · failed · Jun 26, 2026 · N8648A · Boeing 7378H4 · Engine Fuel Pump
  > ON LEFT ENG SHUTDOWN; FUEL FLOW DROPPED DOWN INITIALLY THEN CAME UP; THEN DISPLAYED ENG FAIL AND SHUT DOWN. REMOVED NR 1 ENGINE HMU IAW AMM 73-21-10; REMOVED NR 1 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07. REMOVED MAIN OIL/FUEL HEAT EXCHANGER IAW AMM 79-21-
- [SDR SWAA2026063016239](https://openairdocs.org/sdr/SWAA2026063016239.md): Hmu · failed · Jun 26, 2026 · N8648A · Boeing 7378H4 · Fuel Controlling System
  > ON LEFT ENG SHUTDOWN; FUEL FLOW DROPPED DOWN INITIALLY THEN CAME UP, THEN DISPLAYED ENG FAIL AND SHUT DOWN. REMOVED NR 1 ENGINE HMU IAW AMM 73-21-10, REMOVED NR 1 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07, REMOVED MAIN OIL/FUEL HEAT EXCHANGER IAW AMM 79-21-
- [SDR CALA2026061917189](https://openairdocs.org/sdr/CALA2026061917189.md): Engine · odor · Jun 18, 2026 · N28478 · Boeing 737924ER · Engine (Turbine/Turboprop)
  > SMELL ON TAKEOFF/CLIMB FROM AIR SYSTEM. STRONG- EST IN FWD CABIN. CREW FELT TEMP MILD EFFECT FOUND HISTORY ON PRIOR OVERNIGHT MAINTENANCE OF #1 ENGINE COMPRESSOR WASH REF L/P 9275012. SLIGHT OIL SMELL REMAINED IN CABIN AND FLIGHT DECK. PERFORMED FIM TASK 05-5
- [SDR SWAA2026052004464](https://openairdocs.org/sdr/SWAA2026052004464.md): Engine · failed · May 18, 2026 · N8682B · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NR 1 ENGINE FAILED AT FL370. EGT SHOWED OVER TEMP. EGT RED BOX. OVERWEIGHT LANDING AT 149.3K LBS. NORMAL TOUCH DOWN. REMOVED AND REPLACED NR 1 ENGINE PER MT 771-00-01. COMPLIED WITH OVERWEIGHT LANDING CONDITIONAL INSPECTION PER AMM 05-51-35.
- [SDR SWAA2026051197556](https://openairdocs.org/sdr/SWAA2026051197556.md): Engine · no discrepancy · May 10, 2026 · N8644C · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > NUMBER 2 ENG ROLLED BACK WHEN PUSHING UP POWER TO TAXI. PERFORMED NR 2 ENG EEC BITE IAW FIM 73-00 TASK 801; NO CURRENT FAULTS FOUND.
- [SDR CALA2026050716071](https://openairdocs.org/sdr/CALA2026050716071.md): Sensor · faulted · May 5, 2026 · N68843 · Boeing 737924ER · Engine Bleed Air System
  > CREW REPORTED RT BLEED TRIP OFF LIGHT ILLUMINATED DURING CLIMB. WOULD NOT EXTINGUISH WITH QRH. NO VISUAL INDICATIONS OF PACK PROBLEM. VISUALLY INSPECTED CONNECTORS DP1102 AND D528, NO DEFECTS NOTED. PERFORMED WIRING CHECKS, BETWEEN DP1102 PIN10, D528 PIN2 AND
- [SDR SWAA2026042793346](https://openairdocs.org/sdr/SWAA2026042793346.md): Pump · failed · Apr 26, 2026 · N8554X · Boeing 7378H4 · Engine Fuel Pump
  > NUMBER 2 ENGINE FAILED ON TAKEOFF, REJECT AT APPROX 100 KIAS BRK ENERGY 21.1M FT-LB; INSPECTION REQUIRED ABOVE 30.0M FT-LM. DURING INITIAL EVALUTATION FAULT CODE 73-31552 IS PRESENT IN EEC REF FIM 73-31 TASK 803. PERFORMED GVI OF NR 2 ENGINE AND DISCOVERED
- [SDR SWAA2026042793295](https://openairdocs.org/sdr/SWAA2026042793295.md): Hmu · leaking · Apr 26, 2026 · N8554X · Boeing 7378H4 · Fuel Controlling System
  > NUMBER 2 ENG FAILED ON TAKEOFF; REJECT AT APPROX 100 KIAS BRK ENERGY 21.1M FT-LB. INSPECTION REQUIRED ABOVE 30.0M FT-LM. DURING INITIAL EVALUTATION FAULT CODE 73-31552 IS PRESENT IN EEC IAW FIM 73-31, TASK 803. PERFORMED GVI OF NR 2 ENGINE AND DISCOVERED H
- [SDR AALA202604215499](https://openairdocs.org/sdr/AALA202604215499.md): Fuel Filter · clogged · Apr 17, 2026 · N973NN · Boeing 737823 · Engine Fuel Distribution
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: RIGHT ENGINE FUEL FILTER BYPASS. LIGHT ILLUMINATED SHORTLY AFTER REACHING CRUISE ALTITUDE AT THE SAME TIME AS CENTER TANK REACHED ZERO FUEL. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT MIA.
- [SDR SWAA2026040987166](https://openairdocs.org/sdr/SWAA2026040987166.md): Engine · surges · Apr 6, 2026 · N8657B · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > AT APPROX 14,000 FT NR 1 ENGINE BEGAN TO SURGE/STALL WITH VIBRATION. AT 70% N1 SURGE/STALL WENT AWAY. AT IDLE; VIBRATION CEASED. AFTER ENGINE SHUTDOWN; SMALL FIRE STARTED FIRE BRIGADE USED WATER EXTINGUISHING AGENT 2 TIMES. NO OVERWEIGHT LANDING.<[01] REF. TTG
- [SDR SWAA2026040184672](https://openairdocs.org/sdr/SWAA2026040184672.md): Pump · faulted · Mar 30, 2026 · N8552Z · Boeing 7378H4 · Fuel Injector Nozzle
  > RIGHT SIDE FUEL FILTER BYPASS LIGHT ILLUMINATED DURING CLIMBOUT AND AFTER LEVEL OFF. LIGHT ILLUMINATED AND EXTINGUISHED MULTIPLE TIMES. REMOVED AND REPLACED NR 2 FUEL PUMP PACKAGE IAW MM 73-11-01, REF TTG8Q01BDU5. PERFORMED TEST 15 IAW MM 71-00-00. OPS & L
- [SDR SWAA2026040184339](https://openairdocs.org/sdr/SWAA2026040184339.md): Engine · bird ingestion · Mar 28, 2026 · N8568Z · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > DURING CLIMB, BIRD STRIKE NR 1 ENGINE. VIBRATION INCREASED, HAD ABNORMAL ODORS, ENGINE STILL MAINTAINED THRUST. C/W BIRD STRIKE CONDITIONAL INSPECTION IAW AMM 05-51-18. C/W BIRD STRIKE VISUAL INSPECTION OF NR 1 ENG IAW MT 772-00-00, C/W BIRD STRIKE BORES
- [SDR SWAA2026032782412](https://openairdocs.org/sdr/SWAA2026032782412.md): Engine · faulty · Mar 23, 2026 · N8515X · Boeing 7378H4 · Engine (Turbine/Turboprop)
  > ON TAKEOFF, JUST AFTER TOGO WAS PUSHED AIRPLANE WAS PULLING TO THE RIGHT. REJECTED THE TAKEOFF, IT WAS BELOW 45 KTS. TAXI BACK TO THE GATE. PERFORM A TOGA BITE CHECK, OPS CHECKED GOOD, CHECKED NOSE STEERING CABLES TENSION IAW AMM 32-50-00. LOW SPEED TAXI,
- [SDR ASAA2026031464873](https://openairdocs.org/sdr/ASAA2026031464873.md): Power Supply · inoperative · Mar 14, 2026 · N294AK · Boeing 737900ER · Emergency Lighting
  > EMERGENCY AISLE LIGHTS AT SEAT ROWS 25D AND 29D WON'T STAY ON. GROUNDED - YES. OPENED AND CLOSED CEILING PANEL TO ACCESS EMERGENCY LIGHT POWER SUPPLY M2627 IAW AMM 25-21-45-400-803-001. REMOVED AND REPLACED POWER SUPPLY M2627 IAW AMM 33-51-06-960-806. EMERGENC
- [SDR SWAA2026022473871](https://openairdocs.org/sdr/SWAA2026022473871.md): Hmu · failed · Feb 23, 2026 · N8680C · Boeing 7378H4 · Fuel Controlling System
  > UPON LANDING AT MCI, TOWER SAID WE HAD A FIRE IN THE LT WING. STOPPED & THE NR 1 ENGINE FAILED. HAD NO FIRE INDICATIONS. ACCOMPLISHED DFDR DOWNLOAD FOR NR 1 ENG EVENT. PPE SUGGESTED NR 1 HMU REQUIRED REPLACEMENT AFTER REVIEWING THE DATA. REMOVED & REPLACE
- [SDR DALA2026021701078](https://openairdocs.org/sdr/DALA2026021701078.md): Engine · overspeed · Feb 17, 2026 · N858DZ · Boeing 737932ER · Engine (Turbine/Turboprop)
  > DIV/IFSD/DE- FLIGHT CREW SHUT DOWN RIGHT ENGINE AND DIVERTED TO ELP DUE TO UNCOMMANDED OVERSPEED. REMOVED AND REPLACED NUMBER 2 ENGINE IAW AMDS W/C 7100-4423. OPS TEST GOOD.
- [SDR AALA202602163429](https://openairdocs.org/sdr/AALA202602163429.md): Engine · stalled · Feb 6, 2026 · N820NN · Boeing 737823 · Engine (Turbine/Turboprop)
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: RIGHT ENGINE COMPRESSOR STALLED 2 TIMES ON CLIMB OUT WITH EGT EXCEEDANCE. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT AUA. REMOVED AND REPLACED NUMBER 2 ENGINE. PER JOB CARD 08L40072003. ALL O
- [SDR CALA2026020613607](https://openairdocs.org/sdr/CALA2026020613607.md): Unknown · odor · Feb 5, 2026 · N62894 · Boeing 737924ER · Air Distribution System
  > HAD A DIRTY SOCKS SMELL ON T/O AND WENT AWAY IN THE CLIMB SMOKE AND ODOR FORM 46-6020 UPLOAD FOLLOWED FIM 71-05 TASK 807. CONFIRMED E1 HAD A WATER WASH THE FLIGHT PRIOR. PERFORMED HIGH POWER RUN REF AMM 71-00-00, NO SMELL NOTED.
- [SDR SWAA2026031170227](https://openairdocs.org/sdr/SWAA2026031170227.md): Mount · corroded · Feb 5, 2026 · N8525S · Boeing 7378H4 · Engine Mount Section
  > NR 2 ENGINE AFT MOUNT HAS EVIDENCE OF FRETTING ON THE OUTBOARD LINK AT TRF ATTACHMENT. REMOVED AND INSTALLED NEW AFT ENGINE MOUNT IAW MT 771-021-00-03.
- [SDR CALA2026020313530](https://openairdocs.org/sdr/CALA2026020313530.md): Pressure Switch · faulted · Jan 30, 2026 · N37474 · Boeing 737924ER · Fuel Pressure Sensor
  > LEFT FUEL FILTER BYPASS LIGHT ILLUMINATED. PERFORMED T/S IAW FIM 73-05 TASK 801, FOUND NR 1 ENG FUEL FILTER DIFFERENTIAL PRESSURE SWITCH (FFDPS) DEFECTIVE (INTERNAL SHORT), R & R THE NR 1 ENG FFDPS IAW AMM 73-43-01, REPLACED NR 1 ENG FUEL FILTER IAW AMM 73-1
- [SDR SWAA2026011461278](https://openairdocs.org/sdr/SWAA2026011461278.md): Starter · faulted · Jan 13, 2026 · N8320J · Boeing 7378H4 · Engine Starter
  > NR 2 ENGINE POSSIBLE HUNG START. NO LIGHT OFF. N2 AT APROX 20%. SMOKE OBSERVED BY GROUND CREW. NO SMOKE IN CABIN. GROUND CREW INFORMED PILOTS THAT SMOKE DISIPATED. NO OTHER ABNORMAL INDICATIONS OR ENG FIRE LIGHT OBSERVED IN COCKPIT. ENG START LEVER NR 2 NEVE
- [SDR CALA2026011412962](https://openairdocs.org/sdr/CALA2026011412962.md): Hmu · faulted · Jan 11, 2026 · N39475 · Boeing 737924ER · Fuel Controlling System
  > N1 ON ENG 1 DIDNT SPOOL UP, PERFORMED EEC BITE, TEST PASSED WITH NO FAULTS. ONLY FAULT SHOWING WAS 10 FLT CYCLES HPT ACC. PERFORMED ENG ACCELERATION CHECK IAW AMM 71-00-00-700-824-F00, FOUND NR 1 ENG SLOW TO SPOOL AS COMPARED TO NR 2 ENG. TOOK BOTH THOTTLES
- [SDR SWAA2026011260097](https://openairdocs.org/sdr/SWAA2026011260097.md): Engine · bird ingestion · Jan 10, 2026 · N8690A · Boeing 7378H4 · Air Distribution System
  > POSSIBLE BIRDSTRIKE ON TAKEOFF SMELL OF SMOKE IN CABIN AND COCKPIT ALL ENGINE INDICATIONS NORMAL. COMPLIED WITH ODOR AND SMOKE CHECK IN CABIN AND COCKPIT PER HMM 05-51-56

Next page: https://openairdocs.org/engine/cfm-international-cfm56-7b27e-series/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE engine_model_key = 'CFM567B27E'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/cfm-international-cfm56-7b27e-series/reports

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