# Gulfstream Aerospace 550 - Type: Aircraft model (FAA registry) - Registry code: 3970250 - Manufacturer (registry): GULFSTREAM AEROSPACE - Model: 550 - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 ยท Turbo-jet - Seats: 6 - Weight class: Up to 12,499 lb - Certification: Not type certificated - Registered aircraft: 1 - Page: https://openairdocs.org/model/gulfstream-aerospace-550 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 (1) - [N84GP](https://openairdocs.org/aircraft/N84GP): [Gulfstream Aerospace Corp](https://openairdocs.org/faa-owner/GULFSTREAM%20AEROSPACE%20CORP), [Savannah, GA](https://openairdocs.org/faa-place/GA/Savannah), built 1983, S/N 551 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (988, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2026FA0000399](https://openairdocs.org/sdr/2026FA0000399), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000398](https://openairdocs.org/sdr/2026FA0000398), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000397](https://openairdocs.org/sdr/2026FA0000397), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000396](https://openairdocs.org/sdr/2026FA0000396), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000395](https://openairdocs.org/sdr/2026FA0000395), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000394](https://openairdocs.org/sdr/2026FA0000394), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000393](https://openairdocs.org/sdr/2026FA0000393), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2026FA0000392](https://openairdocs.org/sdr/2026FA0000392), May 12, 2026: DEFOG SYSTEM. SHORTED. UPON DESCENDING OUT OF 4000FT ON AN EXTENDED DOWNWIND FOR RUNWAY 4, COPILOT NOTICED FAINT ODOR EMANATING FROM REAR OF CABIN, AND BELIEVED MAYBE A PASSENGER HAD - [SDR 2025FA0000827](https://openairdocs.org/sdr/2025FA0000827), Dec 12, 2025: ENGINE. DAMAGED. PART 91 FLIGHT BACK TO KPVG. ON APPROACH ABOUT 5 MINUTES OUT AIRCREW FELT A SHUDDER. RIGHT ENGINE N2 HAD GONE TO 0, N1 STILL SHOWED RPM. AIRCREW DID A PRECAUTIO - [SDR 2025FA0000430](https://openairdocs.org/sdr/2025FA0000430), Jun 26, 2025: CABIN PRESSURE. LOST. PER FLIGHTAWARE AIRCRAFT DEPARTED KISSIMMEE GATEWAY AIRPORT AT 08:04 ON 6/24/25 AND LANDED AT ORLANDO INTERNATIONAL AIRPORT AT 08:16 ON 6/24/25. INFORMATION FRO - [SDR Z3OA202505220013](https://openairdocs.org/sdr/Z3OA202505220013), May 11, 2025: SERVO. BINDING. AUTOPILOT DISCONNECTED UNCOMMANDED DURING DESCENT. AIRCRAFT EXHIBITED UNCOMMANDED PITCH TRIM INPUT RESULTING IN NOSE-DOWN ATTITUDE REQUIRING SIGNIFICANT MANUAL - [SDR 2025FA0000233](https://openairdocs.org/sdr/2025FA0000233), Apr 3, 2025: ACTUATOR. DISENGAGED. MARCH 19, 2025, A CESSNA S550 SUFFERED AN UN-COMMANDED NOSE LANDING GEAR (NLG) RETRACTION EVENT WHEN LANDING. AN INQUIRY OF THE NTSB AND FAA DATABASES FOR UN-CO - [SDR 2023FA0000686](https://openairdocs.org/sdr/2023FA0000686), Oct 27, 2023: PUSH-PULL ROD. CORRODED. DURING PHASE INSPECTION WE FOUND SUBJECT PUSH / PULL ROD ASSEMBLY CORRODED AND A SEGMENT MISSING. THERE IS NO INSPECTION CITRON. AMM DOES NOT MENTION AN INSPECT - [SDR 2RPA2023042600003](https://openairdocs.org/sdr/2RPA2023042600003), Apr 25, 2023: UNKNOWN. UNKNOWN. WHILE CRUISING AT FL370 48 MINUTES INTO A FLIGHT (KSUA-KTTN), THE CREW SENSED A MECHANICAL/BURNING ODOR (POSSIBLY OIL) COMING FROM THE PRESSURIZATION SYSTEM. AI - [SDR 2022F00209](https://openairdocs.org/sdr/2022F00209), May 6, 2022: NONE. NONE. CREW REPORTED AN ACRID SMELL IN CABIN SHORTLY AFTER TAKEOFF, CREW DECLARED AN EMERGENCY AND DIVERTED AIRCRAFT TO KIND, MAINT RESPONDED TO AIRCRAFT AND FOUND THE - [SDR 2022F00204](https://openairdocs.org/sdr/2022F00204), May 1, 2022: WINDSHIELD. CRACKED. CAPTAIN'S WINDSHIELD CRACKED DURING CRUISE FLIGHT BETWEEN FL343 AND FL350 EN ROUTE TO KAP. AIRCRAFT PERFORMED AND EMERGENCY DESCENT AND DIVERTED TO KTUS - [SDR 2022FA0000556](https://openairdocs.org/sdr/2022FA0000556), Mar 11, 2022: FLOOR SUPPORT. CORRODED. FOUND CORROSION. PERFORMED A STRINGER REPAIR AT BUTT LINE 0.00, FUSELAGE FLIGHT STATION 320-333 FOR A FLANGE BELOW .063 LIMIT. THIS REPAIR WAS MADE IN ACCORDANC - [SDR Z3OA20110118001](https://openairdocs.org/sdr/Z3OA20110118001), Jan 18, 2022: ATTACH FITTING. CRACKED. ON PHASE 17 NDI INSPECTION, FOUND CRACKS AT BOTH UPPER/OUTER HOLES ON FORWARD STABILIZER ATTACHMENT FITTING. - [SDR 2022F00001](https://openairdocs.org/sdr/2022F00001), Dec 6, 2021: STARTER GEN. FAILED. AFTER TAKEOFF PILOTS NOTICED VIBRATION AND FLUCTUATION OF LH ENGINE AND INDICATORS. SHORTLY AFTER VIBRATION STOPPED, ENGINE INDICATION NORMALIZED AND LH GEN. FA - [SDR EBVR20211026001](https://openairdocs.org/sdr/EBVR20211026001), Oct 26, 2021: DUMP VALVE. LEAKING. TROUBLESHOOT LOW HYDRAULIC LEVEL DURING GEAR RETRACTION, UPON INSPECTION IT WAS FOUND THAT THE HYDRAULIC SYSTEM VENTED THE RESERVOIR OUT THE DRAIN MAST NEAR THE - [SDR SFOA447](https://openairdocs.org/sdr/SFOA447), Oct 11, 2021: TERMINAL. BROKEN. WHILE PERFORMING AN INSPECTION ON THE R/H CIRCUIT BREAKER PANEL THE WIRE TERMINALS WERE FOUND BROKEN ON TWO OF THE THREE 75A FEEDER CIRCUIT BREAKERS AND THE THI - [SDR 3PVA202110114747](https://openairdocs.org/sdr/3PVA202110114747), Sep 21, 2021: MOTOR. OVERHEATED. DURING GROUND OPERATION PRIOR TO TAXI THE AIR-CONDITIONING FAILED AND AN ODOR WAS OBSERVED IN THE CABIN. THE AIR-CONDITIONING WAS SELECTED OFF THE AIRCRAFT WAS - [SDR F27A2021090200002](https://openairdocs.org/sdr/F27A2021090200002), Sep 1, 2021: POINTER. BINDING. FLIGHT CREW REPORTED THAT THE PITCH TRIM WAS BINDING AND COULD NOT MOVE THE TRIM OUT OF THE NOSE UP CONFIGURATION, CREW DECLARED EMERGENCY AND LANDED AIRCRAFT A - [SDR MDGA092506112021](https://openairdocs.org/sdr/MDGA092506112021), Jun 11, 2021: COWL DOOR. TORN. RIGHT ENGINE OIL SERVICE DOOR DEPARTED THE AIRCRAFT AND TORE A SECTION OF THE LOWER ENGINE COWL. - [SDR BTAA20200810001](https://openairdocs.org/sdr/BTAA20200810001), Jul 27, 2020: PRESSURE SWITCH. FAILED. THE PRESSURE SWITCH FAILED INTERMITTENTLY WHICH IS CONTROLLING THE GROUND FOR THE RELAY TO TURN ON AND OFF THE HYDRAULIC PUMP MOTOR TO GIVE THE AIRCRAFT POWER B - [SDR SFOA2020062200001](https://openairdocs.org/sdr/SFOA2020062200001), Jun 21, 2020: PITOT TUBE. DEFECTIVE. UPON DECENT THE LT PITOT HEAT ANNUNCIATOR ILLUMINATED. THE AIRCRAFT MADE AN UNEVENTFUL LANDING AT DESTINATION. THE HEAT WAS DEFERRED PER MEL BUT DUE TO RESTRICT - [SDR 3PVA2020033000001](https://openairdocs.org/sdr/3PVA2020033000001), Mar 19, 2020: TUBE. CRACKED. CREW REPORTED UNCOMMANDED FUEL BOOST PUMP TURNED ON IN FLIGHT FOR LEFT ENGINE. AN INCREASING FUEL IMBALANCE WAS NOTED AND AN EMERGENCY WAS DECLARED WITH A SAFE - [SDR MDGA201912230001](https://openairdocs.org/sdr/MDGA201912230001), Dec 22, 2019: CABIN PRESSURE. MALFUNCTIONED. AFTER TAKE OFF THE CREW NOTICED THAT THE CABIN CLIMBED WITH THE AIRCRAFT. THEY CYCLED THE GEAR SEVERAL TIMES WHILE BURNING FUEL FOR THE RETURN FLIGHT TO KBHM. T - [SDR MZ2R2020010800017](https://openairdocs.org/sdr/MZ2R2020010800017), Oct 18, 2019: O-RING. DAMAGED. DURING CLIMB OUT, LEFT ENGINE OIL PRESSURE BEGAN TO FLUCTUATE. AFTER MOMENTS OF FLUCTUATION, OIL PRESSURE DROPPED THROUGH CAUTION AND ENGINE WAS MANUALLY SHUTDO - [SDR 2019FA0000267](https://openairdocs.org/sdr/2019FA0000267), Aug 19, 2019: BRAKE DISC. BROKEN. AFTER LANDING, THE PILOT APPLIED BRAKES, SHORTLY AFTER BREAKING ACTION WAS LOST, THE AIRCRAFT ENDED UP RUNNING OFF THE END OF THE RUNWAY. THE AIRCRAFT DID NOT S - [SDR A8JA2019080210030](https://openairdocs.org/sdr/A8JA2019080210030), Jul 31, 2019: UNKNOWN. MALFUNCTIONED. AT APPROX. 1540 LOCAL TIME, N750JM DEPARTED KHOU ENROUTE TO KCMI. WHILE CLIMBING THROUGH 8,000 FT, THE PILOT NOTICED THE CABIN CLIMBING WITH THE ALTITUDE OF THE - [SDR CA190722010](https://openairdocs.org/sdr/CA190722010), Jul 17, 2019: ANTI-ICE SYSTEM. MALFUNCTIONED. (CAN) ENGINE ANTI-ICE LIGHT ON AND WOULD NOT EXTINGUISH (WITH ANTI-ICE SELECTED ON) AT -5 DEG C 17,000-21,000 FT, SYSTEM WORKED PROPERLY AT LOW ALTITUDE, 25 DEG - [SDR FDIA2019051300919](https://openairdocs.org/sdr/FDIA2019051300919), May 9, 2019: FUEL SYS. CONTAMINATED. THE RIGHT ENGINE SPOOLED DOWN AFTER AN HOUR IN FLIGHT, MADE AN UNEVENTFUL SINGLE ENGINE LANDING AND TAXIED TO THE FBO. AFTER ANALYSYS, THE ANTI-ICING ADDITIVE H - [SDR FDIA201905130919](https://openairdocs.org/sdr/FDIA201905130919), May 9, 2019: FUEL SYS. CONTAMINATED. THE RIGHT ENGINE SPOOLED DOWN AFTER AN HOUR IN FLIGHT. DESCENDED TO 8000FT, THE LT ENGINE SPOOLED DOWN AND QUIT. A DEAD STICK LANDING WAS MADE. INVESTIGATION FO - [SDR 1JAA2019050301](https://openairdocs.org/sdr/1JAA2019050301), Apr 30, 2019: CONNECTOR. DEFECTIVE. GEAR UNSAFE LIGHT ON AND RIGHT HAND MAIN GEAR LIGHT NON ILLUMINATING WITH GEAR SELECTED DOWN FOR LANDING. CREW EXECUTED AND COMPLETED THE CHECKLIST FOR GEAR WIL - [SDR CA190328014](https://openairdocs.org/sdr/CA190328014), Mar 28, 2019: NUT. INCORRECT. (CAN) DURING AN ATTEMPT TO DUPLICATE A REPORTED LANDING GEAR DEFECT IT WAS OBSERVED THAT INCORRECT HARDWARE (PER CESSNA 550 IPC, REV 30, 32-10-01 FIGURE 1 #15) - [SDR CA190326011](https://openairdocs.org/sdr/CA190326011), Mar 25, 2019: VALVE. MALFUNCTIONED. (CAN) CHECKED THE ENGINE OIL LEVEL WITHIN THE PRESCRIBED TIME AFTER SHUTDOWN AND IT WAS VISABLE ON ONLY THE VERY BOTTOM OF THE DIPSTICK (OUT OF RANGE OF THE MAR - [SDR CA190326010](https://openairdocs.org/sdr/CA190326010), Feb 27, 2019: CHECK VALVE. STUCK. (CAN) MULTIPLE OCCURRENCES ON THIS DAY AND PRIOR OF AMES UNABLE TO OBTAIN AN ACCURATE OIL LEVEL READING ON R/H ENGINE INCORPORATING SB7639. TEMPORARY PROCEDURES - [SDR CA190215008](https://openairdocs.org/sdr/CA190215008), Feb 10, 2019: VALVE. STICKING. (CAN) R/H ENGINE KDX RETURNED FROM FLIGHT. AIRCRAFT OIL CHECKED WITHIN 10 MINUTES OF ENGINE SHUTDOWN. R/H ENG INDICATED INCH FROM BOTTOM OF DIPSTICK, WELL BELOW - [SDR 9JLA2019F00113](https://openairdocs.org/sdr/9JLA2019F00113), Jan 10, 2019: LAMP. BURNED OUT. AT APPROXIMATELY 1030 AM LOCAL TIME, DEPARTED (KMOB) ON A CHARTER FLIGHT TO THE (AVL). ON APPROACH, THE FLIGHT CREW LOWERED THE LANDING GEAR BUT, DID NOT SEE TH - [SDR SFOA2018091400000](https://openairdocs.org/sdr/SFOA2018091400000), Sep 5, 2018: STARTER GEN. FAILED. UPON APPROACH TO LAND AT DESTINATION AIRPORT THE LT GENERATOR ANNUNCIATOR ILLUMINATED AND THE CREW NOTED THE LT GENERATOR VOLTAGE WAS ZERO. FOLLOWING PROCEDURES - [SDR 7S12018F00000](https://openairdocs.org/sdr/7S12018F00000), Jun 21, 2018: CONTROL CABLE. CRACKED. NR 2 ENGINE POWER LEVER FREEZING UP AT ALTITUDE, 40,000 FT. EXTREMELY STIFF OPERATION AT ALTITUDE. ON DESCENT THROUGH 30,000 FT POWER LEVER FREED UP AND OPERATI - [SDR 2018FA0000330](https://openairdocs.org/sdr/2018FA0000330), May 4, 2018: DIFFUSER. LOOSE. DURING A PRE-BUY INSPECTION OF THE LT AND RT ENGINES ON THIS AIRCRAFT, A BORESCOPED WAS PERFORMED. FOUND THAT THE SOME OF THE DIFFUSER ATTACHING HARDWARE INSIDE - [SDR 2018FA0000329](https://openairdocs.org/sdr/2018FA0000329), May 4, 2018: DIFFUSER. LOOSE. DURING A PRE-BUY INSPECTION OF THE LT AND RT ENGINES ON THIS AIRCRAFT, A BORESCOPED WAS PERFORMED. FOUND THAT THE SOME OF THE DIFFUSER ATTACHING HARDWARE INSIDE - [SDR MXIA2018041300627](https://openairdocs.org/sdr/MXIA2018041300627), Apr 13, 2018: FLOW VALVE. INTERMITTENT. DURING CLIMB, THE RIGHT PRECOOLER FAIL LIGHT ILLUMINATED. THE CREW AND PASSENGERS EXPERIENCED DIFFICULTY BREATHING. THE RIGHT BLEED AIR SOURCE WAS SELECTED OFF - [SDR 2018FA0000011](https://openairdocs.org/sdr/2018FA0000011), Jan 10, 2018: SEAT. FAILED. SEAT FAILED. REPAIRED IAW STC ST01042WI AND DRAWING D-10394, REV A. - [SDR SFOA2017121100001](https://openairdocs.org/sdr/SFOA2017121100001), Dec 5, 2017: HINGE. BROKEN. AFTER LANDING THE AIRCRAFT WAS TAXIED TO THE RAMP AND SHUT DOWN. WHEN THE CABIN DOOR WAS OPENED STRONG WIND CAUGHT AND FLUNG IT OPEN HARD RESULTING IN THE LOWER - [SDR 2017FA0000592](https://openairdocs.org/sdr/2017FA0000592), Nov 14, 2017: STATOR. CRACKED. UPON CARRYING OUT A BOROSCOPE OF THE ENGINE HOT SECTION , WHILE TRYING TO GAIN AN ENGINE EXTENSION. BORESCOPED C.C.LINER, H.P..T. BLADES, H.P.T. STATOR, SMALL E - [SDR 4TDA20171002111](https://openairdocs.org/sdr/4TDA20171002111), Sep 29, 2017: O-RING. FAILED. LOW BRAKE PRESSURE WARNING ILLUMINATED DURING TAXI, RETURNED TO GATE AND SHUT DOWN WITH NO DIFFICULTIES. PILOT NOTICED FLUID ON THE GROUND UNDER NOSE, IN THE VI - [SDR 2017FA0000533](https://openairdocs.org/sdr/2017FA0000533), Sep 19, 2017: SWITCH. FAILED. ON DEPARTURE, THE GEAR HANDLE WOULD NOT COME UP, AND THE GEAR REMAINED IN THE DOWN AN LOCKED POSITION. DID NOT DECLARE AN EMERGENCY. NORMAL LANDING. EVALUATED T All 988: https://openairdocs.org/model/gulfstream-aerospace-550/reports.md ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Cessna 550](https://openairdocs.org/model/cessna-550): 500 registered aircraft, registry code 2076604 --- 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.