# Boeing 737-71Q

- Type: Aircraft model (FAA registry)
- Registry code: 13844CA
- Manufacturer (registry): BOEING
- Model: 737-71Q
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 149
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Registered aircraft: 2
- Page: https://openairdocs.org/model/boeing-737-71q

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (2)

- [N15751](https://openairdocs.org/aircraft/N15751): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 1999, S/N 29047
- [N17752](https://openairdocs.org/aircraft/N17752): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 1999, S/N 29048

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (48)

As reported by operators and repair stations, by the model named in the report.

- [SDR CALA2025050704524](https://openairdocs.org/sdr/CALA2025050704524), May 3, 2025: SPAR. CORRODED. RIGHT WING L/E FRONT SPAR BY REFUEL STATION PANEL AREA ABOUT LATCH #3 WING L/E LOWER SUPPORT ANGLE CRACK. (REF AAR N/R 9962622) ESFR ENTRY. ACCOMPLISHED REPAIR 
- [SDR CALA2025050704523](https://openairdocs.org/sdr/CALA2025050704523), May 3, 2025: WINDOW FRAME. DAMAGED. ACCOMPLISH PERMANENT REPAIR AT LEFT WINDOW FRAME POST PER ECRA 5611-01327 REF AAR N/R 9961722 ACCOMPLISHED REPAIR AT FLIGHT DECK LEFT WINDOW POST PER ECRA: 5310
- [SDR CALA2025050704521](https://openairdocs.org/sdr/CALA2025050704521), Apr 6, 2025: RIB. CRACKED. RH HORIZ STAB RIB #1 STIFFENER 3 CRACK. REF AAR N/R 9962028 REMOVED DAMAGE AT RIB #1; STIFFENER #3 IN REF. WITH SRM 55-10-09-2R-4. INSTALLED REPAIR ON R/HORIZON
- [SDR CALA2022050901169](https://openairdocs.org/sdr/CALA2022050901169), May 6, 2022: SHIFT MECHANISM. FAILED. STAB TRIM LITE ILLUMINATED IN FLIGHT WITH A SPEED TRIM FAILURE BOTH AIRCFAFT HAD TO BE FLOWN BY HAND NO AUTOPILOT PERFORMED STAB TRIM TEST, COLUMN SWITCHING MOD
- [SDR CALA2021120602273](https://openairdocs.org/sdr/CALA2021120602273), Dec 6, 2021: FIRE DETECTOR. FALSE INDICATION. ENG 2 OVERHEAT LIGHT LIGHT IS ON ON CLIMB OUT ENG. 2 OVHT LIGHT ILLUMINATED. RAN QRC/QRH AND LIGH T EXTINGUISHED PERFORMED BACK PRESSURE CHK ON #2 ENG NO LEAKS 
- [SDR CALA2021120602272](https://openairdocs.org/sdr/CALA2021120602272), Dec 6, 2021: WIRE HARNESS. BROKEN. ENG 2 OVERHEAT LIGHT LIGHT IS ON LIGHT CAME ON DURING CLIMBOUT. LIGHT WENT OUT AND STAYED OUT AT REDUCED POWER. PERFORMED ENG / APU FIRE DETECTION CONTROL MOD B
- [SDR CALA2021111002079](https://openairdocs.org/sdr/CALA2021111002079), Nov 10, 2021: SEAL. MISSING. PDA 3 AERODYNAMIC SEAL MISSING ON RT O/B AFT FLAP I/B OF #8 CANOE FAIRING. SEE PHOTO. ADDED PHOTO. ADDED PHOTO. CDL 57BZ CARD 575390 IS AVAILABLE IF NEEDED. ...
- [SDR CALA2019102901851](https://openairdocs.org/sdr/CALA2019102901851), Oct 27, 2019: DRAIN MAST. SHEARED. PDA 2 REF LOG PAGE 3676794; AIRCRAFT ARRIVED IN SAT WITH LOWER 13 INCHES OF APU FUEL LINE SHROUD DRAIN MAST MISSING. MAST P/N IS 346A2801-3. CORRECTIVE ACTION I
- [SDR CALA2019062101005](https://openairdocs.org/sdr/CALA2019062101005), Jun 18, 2019: BULKHEAD WEB. CRACKED. FOUND 4EA.CRACKS ON RIGHT CENTER WING REAR SPAR VERTICAL RESSURE WEB1 CRACK STA.RBL 25-31.83. 1 CRACK STA RBL 31.83-40.2 CRACK S STA RBL 40-45.64. ALL CRACKS VE
- [SDR CALA2019062101002](https://openairdocs.org/sdr/CALA2019062101002), Jun 18, 2019: FRAME. WORN. AFT CARGO FRAME STA 747 RBL 15 BETWEEN STR 25R AND 26R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED REF ECRA 5310-07631
- [SDR CALA2019062210994](https://openairdocs.org/sdr/CALA2019062210994), Jun 18, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 440 BETWEEN S-8R AND S-9R HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET (REPAIR PER W/C SEQ
- [SDR CALA2019062100993](https://openairdocs.org/sdr/CALA2019062100993), Jun 18, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 747 BETWEEN S-8R AND S-9R HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET (REPAIR PER W/C SEQ
- [SDR CALA2019062210992](https://openairdocs.org/sdr/CALA2019062210992), Jun 18, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA380 BETWEEN S-8R AND S-9R HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET.
- [SDR CALA2019062210999](https://openairdocs.org/sdr/CALA2019062210999), Jun 18, 2019: FRAME. WORN. AFT CARGO FRAME STA 727C RBL 15 BETWEEN STR 25R AND 26R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED REF ECRA 5310-07631, SEE FLEETCYCLE L/P 9672870
- [SDR CALA2019062210998](https://openairdocs.org/sdr/CALA2019062210998), Jun 18, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 727D BETWEEN S-8L AN D S-9L HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SU PPORT BRACKET (REPAIR PER W/C 
- [SDR CALA2019062210991](https://openairdocs.org/sdr/CALA2019062210991), Jun 17, 2019: FRAHM. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME BS 727D BETWEEN S-8L AND S-9L WAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET.
- [SDR CALA2019062100990](https://openairdocs.org/sdr/CALA2019062100990), Jun 17, 2019: FRAME. CRACKED. FRAME AT BS 500A BETWEEN S-8R AND S-9R CRACKED AT I /B FASTENER HOLE AC OUTLET EXTRUSION SUPPORT BRACKET. REPAIRED THE FRAME IAW ECRA 5 311-02138 AND EA 5310-04
- [SDR CALA2019062210989](https://openairdocs.org/sdr/CALA2019062210989), Jun 17, 2019: FRAME. CRACKED. FRAME AT STA 480 BETWEEN S-8R AND S-9R CRACK AT I/B FASTENER HOLE AC OUTLET EXTRUSION SUPPORT BRACKET. REPAIRED FUSELAGE FRAME IAW ECR A 5311-02138 AND EA5310-0
- [SDR CALA2019062210985](https://openairdocs.org/sdr/CALA2019062210985), Jun 17, 2019: FRAME. CRACKED. BS 380 CRACKED AT I/B RIVET BETWEEN STRINGERS 8 & 9R AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE OF CABIN. ACCOMPLISHED PERMANENT REPAIR AT FUSEL
- [SDR CALA2019062210984](https://openairdocs.org/sdr/CALA2019062210984), Jun 17, 2019: FRAME. CRACKED. BS 380 CRACKED AT I/B RIVET BETWEEN STRINGERS 8 & 9R AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE OF CABIN. ACCOMPLISHED PERMANENT REPAIR ON THE F
- [SDR CALA2019062210983](https://openairdocs.org/sdr/CALA2019062210983), Jun 17, 2019: FRAME. CRACKED. AT BS 907 R CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9R AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE OF CABIN. ACCOMPLISHED PERMANENT REPAIR AT FU
- [SDR CALA2019061700959](https://openairdocs.org/sdr/CALA2019061700959), Jun 15, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 380 BETWEEN S-8L AND S-9L HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPP ORT BRACKET (REPAIR PER W/C SE
- [SDR CALA2019061700968](https://openairdocs.org/sdr/CALA2019061700968), Jun 15, 2019: FRAME. CRACKED. AT BODY STA 867 R CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE CABIN MARKED (REF NR 99836083) ACCOMPLIS
- [SDR CALA2019061700967](https://openairdocs.org/sdr/CALA2019061700967), Jun 15, 2019: FRAME. CRACKED. AT BODY STA 827 R CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE OF CABIN MARKED. (REF NR 99836082) ACCOM
- [SDR CALA2019061400952](https://openairdocs.org/sdr/CALA2019061400952), Jun 14, 2019: FRAME. DAMAGED. AFT CARGO FRAME STA 727D RBL 15 BETWEEN STR 25R AND 26R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED AS REF ECRA 5310-07631 SEE FLEETCYCLE L/P 96728
- [SDR CALA2019061400951](https://openairdocs.org/sdr/CALA2019061400951), Jun 14, 2019: FRAME. DAMAGED. AFT CARGO FRAME STA 727A RBL 15 BETWEEN STR 25 R AND 26 R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED AS REF ECRA 5310-07631 SEE FLEETCYCLE L/P 967
- [SDR CALA2019061400950](https://openairdocs.org/sdr/CALA2019061400950), Jun 14, 2019: FRAME. DAMAGED. AFT CARGO FRAME STA 767 RBL 15 BETWEEN STR 25R AND 26R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED AS REF ECRA 5310-07631 SEE FLEETCYCLE L/P 967287
- [SDR CALA2019061400949](https://openairdocs.org/sdr/CALA2019061400949), Jun 14, 2019: FRAME. DAMAGED. AFT CARGO FRAME STA 727E RBL 15 BETWEEN STR 25R AND 26R ELONGATED HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED AS REF ECRA 5310-07631 SEE FLEETCYCLE L/P 96728
- [SDR CALA2019061400953](https://openairdocs.org/sdr/CALA2019061400953), Jun 14, 2019: FRAME. WORN. AFT CARGO FRAME STA 727B RBL 15 BETWEEN STR 25R AND 26R ELONGATE D HOLE WHERE SIDE PANEL ATTACHES. FRAME REPAIRED AS REF ECRA 5310-07631 REF FLEETCYCLE L/P 9672
- [SDR CALA2019061400942](https://openairdocs.org/sdr/CALA2019061400942), Jun 13, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA.400 BETWEEN S-8R AND S-9R HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUP PORT BRACKET (REPAIR PER W/C SE
- [SDR CALA2019060700890](https://openairdocs.org/sdr/CALA2019060700890), Jun 4, 2019: FRAME. CRACKED. AT BS 727D R CRACK NOTED AT I/B RIVET BETWEEN STR 8 AND 9 AT THE AFT OUTLET EXTRUSION SUPPORT ATTACHMENT RT SIDE OF CABIN REF AAR N/R 99836081 ACCOMPLISHED FRAM
- [SDR CALA2019060700889](https://openairdocs.org/sdr/CALA2019060700889), Jun 4, 2019: FLOOR SUPPORT. CORRODED. AFT CABIN RT SIDE INTERCOSTAL BETWEEN BS 947.5 AND 967 RBL 50 HAS EVIDENCE OF CORROSION AT FASTENER HOLE AS MARKED. (REF NR 99835789) REMOVED CORROSION AT AFT C
- [SDR CALA2019053100873](https://openairdocs.org/sdr/CALA2019053100873), May 30, 2019: FRAME. CRACKED. REF. N/R: 99836077 AT BODY STA867 L CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT LEFT SIDE OF CABIN. DATA WAS 
- [SDR CALA2019053100872](https://openairdocs.org/sdr/CALA2019053100872), May 29, 2019: FLOORBEAM. CORRODED. [B737-06-3-0049] AFT CABIN FLOORBEAM BS 986.5 BETWEEN RBL 16 AND RBL 45 HAS CORROSION AS MARKED.(REF AAR NR 99835788) REMOVED CORROSION AT FLOORBEAM BS 986.5 BE
- [SDR CALA2019052700838](https://openairdocs.org/sdr/CALA2019052700838), May 24, 2019: FRAME. CRACKED. REF. N/R: 99836079 AT 737 BODY STA400 R CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT RIGHT SIDE OF CABIN.- MAR
- [SDR CALA2019052700836](https://openairdocs.org/sdr/CALA2019052700836), May 24, 2019: FRAME. CRACKED. REF. N/R: 99836073 AT 737 BODY STA400 LEFT CRACK NOTED AT I/B RIVET BETWEEN STR 8 & 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT LEFT SIDE OF SIDE OF C
- [SDR CALA2019052400823](https://openairdocs.org/sdr/CALA2019052400823), May 22, 2019: SUPPORT. CRACKED. AT 737 BODY STA 480L CRACK NOTED AT I/B RIVET BETWEEN STR 8 AND 9 LEFT AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT LEFT SIDE OF CABIN REF N/R 99836074 ACCOM
- [SDR CALA2019052400822](https://openairdocs.org/sdr/CALA2019052400822), May 22, 2019: FRAME. CRACKED. AT 737 BODY STA 727D CRACK NOTED AT I/B RIVET BETWEEN STR 8 AND 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT LT SIDE OF CABIN REF N/R 99836075 ACCOMPLISHED
- [SDR CALA2019052400821](https://openairdocs.org/sdr/CALA2019052400821), May 22, 2019: FRAME. CRACKED. AT 737 BODY STA 827L CRACK NOTED AT I/B RIVET BETWEEN STR 8 AND 9 AT THE ACFT OUTLET EXTRUSION SUPPORT ATTACHMENT LT SIDE OF CABIN REF AAR N/R 99836076 ACCOMPLI
- [SDR CALA2019051700776](https://openairdocs.org/sdr/CALA2019051700776), May 15, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA.480 BETWEEN S-8L/S- 9L HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET (REPAIR PER W/C SEQ#16
- [SDR CALA2019051300759](https://openairdocs.org/sdr/CALA2019051300759), May 13, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 440 BETWEEN S-8L AND S-9L HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUPPORT BRACKET (REPAIR PER W/C SEQ
- [SDR CALA2019051300758](https://openairdocs.org/sdr/CALA2019051300758), May 13, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 727D BETWEEN S-8R AN D S-9R HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SU PPORT BRACKET (REPAIR PER W/C 
- [SDR CALA2019051300757](https://openairdocs.org/sdr/CALA2019051300757), May 13, 2019: FRAME. CRACKED. MAIN CABIN UPPER LOBE FUSELAGE FRAME AT STA 787 BETWEEN S-8L AND S-9L HAS CRACK AT I/B FASTENER HOLE FOR AC OUTLET EXTRUSION SUP PORT BRACKET (REPAIR PER W/C SE
- [SDR CALA2019051300747](https://openairdocs.org/sdr/CALA2019051300747), May 10, 2019: INTERCOSTAL. CRACKED. FWD WET AREA STA 294 BL0 INTECOSTAL HAS A CRACK REF N/R 99835763 REMOVED AND REPLACED THE INTERCOSTAL BETWEEN STA 277 AND STA 294.5 BL0 PER SRM 51-40-02 AND DWG
- [SDR CALA2019051300744](https://openairdocs.org/sdr/CALA2019051300744), May 9, 2019: INTERCOSTAL. CRACKED. REF. N/R: 99835751 FWD WET AREA BETWEEN STA 340 AND STA 360 APPROX BL.O FLOOR SUPPORT HAS A CRACK AT FASTNER HOLE REMOVED AND REPLACED FLOOR SUPPORT INTERCOSTAL
- [SDR CALA2019051300743](https://openairdocs.org/sdr/CALA2019051300743), May 9, 2019: INTERCOSTAL. CRACKED. REF. N/R: 99835660 FWD WET AREA INTERCOSTAL BETWEEN STA 312 AND STA 328 APPROX RBL 31 IS CRACKED DATA WAS TRANSCRIBED FROM PAPER DOCUMENT : N/R #99835660 WORK A
- [SDR CALA2019051300742](https://openairdocs.org/sdr/CALA2019051300742), May 9, 2019: INTERCOSTAL. CRACKED. REF. N/R: 99835681 FWD WET AREA BWTWEEN STA 328 AND STA312 APPROX LBL 44 INTERCOSTAL IS CRACKED DATA WAS TRANSCRIBED FROM PAPER DOCUMENT : N/R #99835681 WORK AC
- [SDR CALA2018021700672](https://openairdocs.org/sdr/CALA2018021700672), Feb 17, 2018: TRANSMITTER. FAULTY. FLAPS WOULD NOT EXTEND NORMALLY. USED QRH, EXTENDED WITH THE ALTERNATE METHOD. EMERGENCY DECLARED. TROUBLESHOOTING FOUND THE CIRCUIT BREAKER ON THE P6-2 PANEL, 

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