# Service difficulty reports: N749BM A list on [N749BM](https://openairdocs.org/aircraft/N749BM.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR SIMA20261014003](https://openairdocs.org/sdr/SIMA20261014003.md): Door · no discrepancy · Oct 14, 2026 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > L1 DOOR TAKES A LOT OF FORCE TO OPEN AFTER FULLY CLOSED. PERFORMED OPERATIONAL FUNCTION OF L1 DOOR WITH REFERENCE TO SDS 52-11-00. OPEN AND CLOSE FUNCTION OF DOOR CHECKED GOOD. NO DEFECTS NOTED AT THIS TIME. - [SDR SIMA20261004003](https://openairdocs.org/sdr/SIMA20261004003.md): Sensor · failed · Oct 4, 2026 · N749BM · Emb ERJ170100SE · Landing Gear Position and Warning > LG WOW SYS FAULT/ RAN QRH/ DIVERTED TO MAF/ MTX INSP. EMERGENCY DECLARED. FOUND LG WOW SYS FAIL RELATED TO ASCB BUS FAULT. FOUND LOOSE ASCB BUS TERMINATOR CAP. RE-INSTALLED IAW ERJ 170 AMM 31-42-01 OPC GOOD MSG NO LONGER DISPLAYED - [SDR SIMA20261004002](https://openairdocs.org/sdr/SIMA20261004002.md): Control Unit · failed · Oct 4, 2026 · N749BM · Emb ERJ170100SE · Integrated Flight System > IESS FAILED ON DECSENT, EMERGENCY DECLARED, R & R IESS UNIT IAW AMM 34-11-01 AND PERFORMED OPERATIONAL CHECK GOOD IAW AMM 34-11-00. NO OTHER DEFECTS NOTED. - [SDR SIMA20260815002](https://openairdocs.org/sdr/SIMA20260815002.md): Shear Tie · corroded · Aug 15, 2026 · N749BM · Emb ERJ170100SE · Fuselage Internal Mounting Structure > SSI 53-10-016 - SHEAR CLIP AT FR17 BETWEEN STGR 25R-26R CORRODED. (LEVEL 2 CORROSION) RAR SHEAR CLIP AT FR17 BETWEEN STGR 25R-26R IAW ERJ 170 SRM 51-40-08 - [SDR SIMA20260815003](https://openairdocs.org/sdr/SIMA20260815003.md): Shear Tie · corroded · Aug 15, 2026 · N749BM · Emb ERJ170100SE · Fuselage Internal Mounting Structure > SSI 53-10-016 - SHEAR CLIP AT FR17 BETWEEN STGR 26R-27R CORRODED. (LEVEL 2 CORROSION) RAR SHEAR CLIP AT FR17 BETWEEN STGR 26R-27R IAW ERJ 170 SRM 51-40-08. - [SDR SIMA20260812004](https://openairdocs.org/sdr/SIMA20260812004.md): Stringer · corroded · Aug 12, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Longeron/Stringer > STGR 21L HAS CORRODED THROUGH SPOT LOCATED BETWEEN FR85 AND FR86. (MAJOR REPAIR). REMOVED DAMAGED SECTION OF STGR 21L BETWEEN FR 83-84 AND FR85-87, FABRICATED AND INSTALLED NEW SECTION OF STRINGER AND REPAIR SPLICES IAW ERJ 170 SRM 51-40-08, 53-23-03/R02P. - [SDR SIMA20260812003](https://openairdocs.org/sdr/SIMA20260812003.md): Stringer · corroded · Aug 12, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Longeron/Stringer > STGR 23L HAS 2 CORRODED THROUGH SPOTS LOCATED BETWEEN FR84 AND FR86. (MAJOR REPAIR). REMOVED CORRODED SECTION OF STGR23L BETWEEN FR84 AND FR86, INSTALLED NEW SECTION OF STGR 23L BETWEEN FR 83-FR 84 AND BETWEEN FR 86-FR 87 IAW ERJ 170 SRM 51-40-08, 53-- 23-03 - [SDR SIMA20260811006](https://openairdocs.org/sdr/SIMA20260811006.md): Doubler · corroded · Aug 11, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > COCKPIT FLOOR STRUCTURE UNDER CO-PILOTS SIDE FLOORBOARDS HAVE NUMEROUS AREAS OF CORROSION. (MAJOR REPAIR) (LEVEL 2 CORROSION). PERFORMED PERMANENT REINFORCING REPAIR ON CO-PILOTS COCKPIT FLOOR IAW ENVOY ERS-EJ-53MR-5524. - [SDR SIMA20260811005](https://openairdocs.org/sdr/SIMA20260811005.md): Seal Depressor · cracked · Aug 11, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > FWD SRVICE DOOR FWD UPPER SEAL DEPRESSOR INTERIOR PLATE HAS POSSIBLE CRACK. (MAJOR REPAIR). RAR FWD SRVICE DOOR FWD UPPER SEAL DEPRESSOR IAW ERJ 170 SRM 51-40-08. - [SDR SIMA20260811004](https://openairdocs.org/sdr/SIMA20260811004.md): Doubler · corroded · Aug 11, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > COCKPIT FLOOR STRUCTURE UNDER PILOTS SIDE FLOORBOARDS HAVE NUMEROUS AREAS OF CORROSION. (MAJOR REPAIR). REMOVED AND REPLACED COCKPIT FLOOR STRUCTURE UNDER PILOTS SIDE FLOORBOARDS IAW ERS-EJ-53MR-5525. - [SDR SIMA20260809008](https://openairdocs.org/sdr/SIMA20260809008.md): Seat Track · corroded · Aug 9, 2026 · N749BM · Emb ERJ170100SE · Fuselage, Seat/Cargo Attach Fittings > SSI 53-10-027: FWD GALLEY LH SEAT TRACK DOUBLER CORRODED. (MAJOR REPAIR) (LEVEL 2 CORROSION) RAR DOUBLER AND FILLER ON FWD GALLEY LH SEAT TRACK IAW ERJ 170 SRM 53-10-10/REPAIR 01P. - [SDR SIMA20260809006](https://openairdocs.org/sdr/SIMA20260809006.md): Floorbeam · corroded · Aug 9, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Floor Beam > FWD GALLEY CROSBEAM CORRODED BTWN RH FLOOR BEAM AND SERV DOOR CUTOUT AT FR 1. (MAJOR REPAIR). INSTALLED REPAIR PARTS (FILLER & INNER DOUBLER) ON FWD GALLEY CROSSBEAM FR 17 IAW ERJ-170 SRM 53-00-10 RE03. - [SDR SIMA20260809007](https://openairdocs.org/sdr/SIMA20260809007.md): Seat Track · corroded · Aug 9, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > SSI 53-10-027: RH LWR SEAT TRACK CORRODED BTWN FR 17-18. (LVL 2 CORROSION) (MAJOR REPAIR). RAR RH LOWER #1 SEAT TRACK BEAM IAW ERJ 170 SRM 51-40-08. - [SDR SIMA20260809004](https://openairdocs.org/sdr/SIMA20260809004.md): Shear Panel · corroded · Aug 9, 2026 · N749BM · Emb ERJ170100SE · Fuselage Miscellaneous Structure > CENTER SHEAR PANEL LOCATED FROM FR87 TO FR88 CROSSBEAMS IS CORRODED. (LEVEL 2 CORROSION). R & R CENTER SHEAR PANEL LOCATED FROM FR87 TO FR88 CROSSBEAMS IAW SRM 51-40-08. - [SDR SIMA20260809005](https://openairdocs.org/sdr/SIMA20260809005.md): Shear Panel · corroded · Aug 9, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > RH SHEAR PANEL LOCATED FROM FR87 TO FR88 CROSSBEAMS IS CORRODED. (LEVEL 2 CORROSION) R & R RT SHEAR PANEL LOCATED FROM FR87 TO FR88 CROSSBEAMS IAW ERJ 170 SRM 51-40-08 - [SDR SIMA20260808004](https://openairdocs.org/sdr/SIMA20260808004.md): Plate · damaged · Aug 8, 2026 · N749BM · Emb ERJ170100SE · Fuselage Main, Structure > AFT CARGO CLOSING PLATE STRUCTURE HAS ELONGATED SCREW HOLE. (MAJOR REPAIR). REMOVED AND REPLACED AFT CARGO CLOSING PLATE STRUCTURE ASSEMBLY IAW ERJ 170 SRM 51-40-08. - [SDR SIMA20260805003](https://openairdocs.org/sdr/SIMA20260805003.md): Seal Depressor · chafed · Aug 5, 2026 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > FWD PASSENGER DOOR FWD SEAL DEPRESSOR HAS MULTIPLE CHAFED SPOTS (MAJOR REPAIR). R & R NEW SECTION OF FWD PASSENGER DOOR FWD AND AFT SEAL DEPRESSOR IAW SRM 53-10-21 - [SDR SIMA20260711004](https://openairdocs.org/sdr/SIMA20260711004.md): Light · inoperative · Jul 11, 2026 · N749BM · Emb ERJ170100SE · Emergency Lighting > LH FWD PASSAGEWAY EMERGENCY LIGHT INOPERATIVE. R & R LT FWD PASSAGEWAY EMERGENCY LIGHT IAW 30-50-05. OPS CHK FAILED. - [SDR SIMA20260615001](https://openairdocs.org/sdr/SIMA20260615001.md): Control Lever · failed · Jun 15, 2026 · N749BM · Emb ERJ170100SE · Landing Gear Selector > LANDING GEAR WOULD NOT EXTEND WITH LEVER. RAN QRH LANDING GEAR LEVER DISAGREE/ALTERNATE GEAR EXTENSION CHECK. GEAR DEPLOYED. (EMERG DECLARED) FOUND LANDING GEAR LEVER DISAGREE RAR LANDING GEAR CONTROL LEVER IAW AMM 32-33-01. OPS CHECK GOOD. - [SDR SIMA20251225001](https://openairdocs.org/sdr/SIMA20251225001.md): Battery Pack · inoperative · Dec 25, 2025 · N749BM · Emb ERJ170100SE · Emergency Lighting > FWD ENTRY DOOR EMRGENCY LIGHT INOP RAR FWD ENTRY DOOR EMERGENCY/COURTSEY LIGHT ASSY IAW AMM 33-26-01/400. OPS CHECK BAD. NO FIX. R & R FWD LH EMERGENCY LIGHT POWER UNIT IAW AMM 33-50-01/400. OPS CHECK GOOD AT THIS TIME. - [SDR SIMA202509165001](https://openairdocs.org/sdr/SIMA202509165001.md): Door · no discrepancy · Sep 15, 2025 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > AT GATE FLIGHT ATT COULD NOT OPEN MAIN PAX DOOR. CYCLED L1 DOOR PER GHC, FOUND TO BE IN SERVICABLE CONDITION. NO DEFECTS NOTED AT THIS TIME. - [SDR SIMA20250912002](https://openairdocs.org/sdr/SIMA20250912002.md): Power Supply · faulted · Sep 12, 2025 · N749BM · Emb ERJ170100SE · Emergency Lighting > FOUND R 2 SERVICE DOOR EMERGENCY EXIT LOCATOR SIGN INOP TROUBLESHOT PER FIM TASK 33-50-00-810-816-A RAR EMERGENCY BATTERY POWER SUPPLY IAW AMM 33-50-01 OPS CHECK GOOD - [SDR SIMA20250831002](https://openairdocs.org/sdr/SIMA20250831002.md): Track · lack of lube · Aug 31, 2025 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > AGENTS REPORT DIFFICULTY OPENING THE L1 CABIN DOOR FROM THE OUTSIDE LUBRICATED DOOR TRACK, OPERATED DOOR PER GHC. DOOR WORKS AS INTENDED - [SDR SIMA20250509004](https://openairdocs.org/sdr/SIMA20250509004.md): Door · no discrepancy · May 9, 2025 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > L1 DOOR WILL NOT OPEN OPENED L1 DOOR PER GHC NO DEFECTS NOTED - [SDR SIMA20250116001](https://openairdocs.org/sdr/SIMA20250116001.md): Linkage · lack of lube · Jan 16, 2025 · N749BM · Emb ERJ170100SE · Passenger/Crew Doors > L1 DOOR STICKING ON VENT FLAP CLOSURE AND WHEN OPENING FROM THE OUTSIDE. LUBED MAIN PAX DOOR MAN ACTUATING ARM LINKAGE AND VENT FLAP LINKAGE. OPS CHECKED MAIN DOOR IAW AMM52-11-00. OPS CHECK GOOD - [SDR SIMA20250111001](https://openairdocs.org/sdr/SIMA20250111001.md): Pitch Control · failed · Jan 11, 2025 · N749BM · Emb ERJ170100SE · Stabilizer Position Indicating > AT CRUISE SHORTLY BEFORE DESCENT THE PITCH TRIM FAILURE INDICATION BECAME INVALID. NEVER RETURNED REST OF FLIGHT. DECLARED EMERGENCY. FLIGHT CREW PLACARDED PITCH TRIM POSITION INDICATION ON EICAS. MEL: 27-13 AUTH: 715187 PIC: 715187. RAR H-ACE IAW AMM 27-43-01 - [SDR SIMA20241030001](https://openairdocs.org/sdr/SIMA20241030001.md): A/C Pack · failed · Oct 30, 2024 · N749BM · Emb ERJ170100SE · Cabin Cooling System > RIGHT AFTER APU START AND ENGINES SHUTDOWN CABIN AND FLIGHT DECK EXPERIENCED STRONG SMELL LIKE SULFUR AND PACK 1 FAILED. PENDING CORRECTIVE ACTION. DEFERRED PACK 1 MEL 21-44AUTH 101569D-C. C/A RAR PACK 1 ACM IAW AMM 21-51-05. OPC GOOD. LEAK CHECK GOOD. MEL ITE - [SDR SIMA20241006002](https://openairdocs.org/sdr/SIMA20241006002.md): Battery · inoperative · Oct 6, 2024 · N749BM · Emb ERJ170100SE · Emergency Lighting > PAX DOOR EMERGENCY/COURTESY LIGHT IS NOT WORKING. EMERGENCY SIDE WILL NOT LIGHT UP REPLACED #1 EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-50-01OPS CHECK GOOD - [SDR SIMA20240824001](https://openairdocs.org/sdr/SIMA20240824001.md): Cabin Pressure · faulted · Aug 24, 2024 · N749BM · Emb ERJ170100SE · Cabin Pressure Control System > PRESSURIZATION RATE DROPPED SUDDENLY ABOVE 12000. MEL 21-45 AUTH # 081274 D-C. REF LOG PAGE #5142049 ITEM #1. PERFORMED INSPECTION FOR LEAKS AT PACKS AND PCA DUCTING. NO LEAKS FOUND. PRESSURIZATION LEAK DOWN CHECK GOOD IAW ERJ 170 AMM 21-31-00. MEL ITEM RESTOR - [SDR SIMA20240514003](https://openairdocs.org/sdr/SIMA20240514003.md): Power Supply · inoperative · May 14, 2024 · N749BM · Emb ERJ170100SE · Emergency Lighting > 1ST CABIN CEILING EMERGENCY LIGHT IS INOP COMPLETE:RAR EMERGENCY LIGHT POWER UNIT IAW EMB 170 AMM 33-50-01. OCK GOOD. ## 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 n_number = 'N749BM' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N749BM/reports --- 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.