# N235QS: 2018 Bombardier CL-600-2B16

- Status: Valid registration
- Airframe: [Bombardier CL-600-2B16](https://openairdocs.org/model/bombardier-cl-600-2b16) (registry code 1390009, 22 seats)
- Engine: [GE CF34-3B](https://openairdocs.org/engine/ge-cf34-3b) (registry code 30069)
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA) (Bombardier Inc.), [TCDS E15NE](https://openairdocs.org/tcds/E15NE) (General Electric Company GE Aerospace) (OpenAirDocs)
- Serial number: 6125
- Year built: 2018
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 20, 2018
- Certificate issued: December 6, 2024
- Expires: December 31, 2031
- Mode S code: A21C82
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=235QS
- Page: https://openairdocs.org/aircraft/N235QS

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 129 in force

### Matched by airframe (Bombardier CL-600-2B16)

- [AD 2026-14-09](https://openairdocs.org/ad/2026-14-09): Time Limits/Maintenance Checks · Bombardier CL-600-1A11 (600), CL-600-2B16 (601-3A Variant), CL-600-2B16 (601-3R Variant) and 2 more. Effective Aug 18, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2026-07-01](https://openairdocs.org/ad/2026-07-01): Landing gear · Bombardier CL-600-1A11 (600), CL-600-2A12 (601), CL-600-2B16 (601-3A Variant) and 2 more. Effective May 8, 2026
- [AD 2025-24-11](https://openairdocs.org/ad/2025-24-11): Auxiliary Power · Bombardier CL-600-2A12 (601), CL-600-2B16 (601-3A Variant), CL-600-2B16 (601-3R Variant) and 1 more. Effective Jan 16, 2026
- [AD 2025-22-04](https://openairdocs.org/ad/2025-22-04): Flight Controls · Bombardier CL-600-2B16 (604 Variant). Effective Dec 23, 2025
- [AD 2025-07-09](https://openairdocs.org/ad/2025-07-09): Oxygen · Bombardier CL-600-1A11 (600), CL-600-2A12 (601), CL-600-2B16 (601-3A Variant) and 2 more. Effective Jul 2, 2025
- [AD 2024-13-01](https://openairdocs.org/ad/2024-13-01): Fuel · Bombardier CL-600-2B16 (604 Variant). Effective Aug 16, 2024
- [AD 2024-07-10](https://openairdocs.org/ad/2024-07-10): Landing gear · Bombardier CL-600-2B16 (604 Variant). Effective Jun 6, 2024
- [AD 2024-03-06](https://openairdocs.org/ad/2024-03-06): Landing gear · Bombardier CL-600-2B16 (CL-604). Effective Apr 16, 2024
- [AD 2023-26-08](https://openairdocs.org/ad/2023-26-08): Flight Controls · Bombardier CL-600-2B16 (CL-604). Effective Mar 20, 2024
- [AD 2023-24-05](https://openairdocs.org/ad/2023-24-05): Oxygen System · Bombardier CL-600-2B16 (CL-604). Effective Jan 22, 2024
- [AD 2023-22-16](https://openairdocs.org/ad/2023-22-16): Pneumatic · Bombardier Aerospace CL-600-2B16 (CL-604). Effective Jan 5, 2024
- [AD 2023-17-06](https://openairdocs.org/ad/2023-17-06): Flight Controls · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Oct 19, 2023
- [AD 2023-16-01](https://openairdocs.org/ad/2023-16-01): Oxygen · Bombardier CL-600-2B16 (CL-604) with STC ST02355NY. Effective Aug 23, 2023
- [AD 2023-07-04](https://openairdocs.org/ad/2023-07-04): Auto flight · Bombardier CL-600-2B16 (CL-604). Effective May 30, 2023
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2023-06-04](https://openairdocs.org/ad/2023-06-04): Oxygen System · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective May 18, 2023
- [AD 2023-06-02](https://openairdocs.org/ad/2023-06-02): Equipment/furnishings · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective May 18, 2023
- [AD 2023-25-13](https://openairdocs.org/ad/2023-25-13): Oxygen · Bombardier CL-600-2B16 (CL-604). Effective Feb 7, 2023
- [AD 2022-20-05](https://openairdocs.org/ad/2022-20-05): Flight Controls · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Nov 25, 2022
- [AD 2022-12-13](https://openairdocs.org/ad/2022-12-13): Auto flight · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 1 more. Effective Oct 19, 2022
- [AD 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 2022
- [AD 2022-10-10](https://openairdocs.org/ad/2022-10-10): Ice and Rain Protection · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Jul 5, 2022
- [AD 2022-09-01](https://openairdocs.org/ad/2022-09-01): Ice and Rain Protection, Potable Water System · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective May 31, 2022
- [AD 2021-26-23](https://openairdocs.org/ad/2021-26-23): Fuel · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Feb 25, 2022
- [AD 2021-25-13](https://openairdocs.org/ad/2021-25-13): Time Limits/Maintenance Checks · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Feb 15, 2022
- [AD 2021-13-12](https://openairdocs.org/ad/2021-13-12): Time Limits/Maintenance Checks · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Sep 9, 2021
- [AD 2021-07-06](https://openairdocs.org/ad/2021-07-06): Navigation · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective May 11, 2021
- [AD 2021-05-17](https://openairdocs.org/ad/2021-05-17): NAVIGATION SYSTEM · Rockwell Collins FDSA-6500, CL-600-2B16 (CL-604), 525B and 7 more. Effective Apr 29, 2021
- [AD 2019-21-03](https://openairdocs.org/ad/2019-21-03): Navigation · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 1 more. Effective Dec 18, 2019
- [AD 2019-15-01](https://openairdocs.org/ad/2019-15-01): Main landing gear · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Sep 19, 2019
- [AD 2019-08-08](https://openairdocs.org/ad/2019-08-08): Hydraulic power · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Jun 27, 2019
- [AD 2018-20-21](https://openairdocs.org/ad/2018-20-21): Lights · Bombardier CL-600-2B16 (CL-604). Effective Nov 20, 2018
- [AD 2018-17-02](https://openairdocs.org/ad/2018-17-02): Flight controls · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Sep 19, 2018
- [AD 2018-09-17](https://openairdocs.org/ad/2018-09-17): Flight Controls · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Jun 25, 2018
- [AD 2018-06-06](https://openairdocs.org/ad/2018-06-06): Autopilot System · Bombardier CL-600-2B16 (CL-604). Effective Apr 19, 2018
- [AD 2017-23-09](https://openairdocs.org/ad/2017-23-09): Periodic inspections · Bombardier CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and 1 more. Effective Dec 26, 2017
- [AD 2017-22-14](https://openairdocs.org/ad/2017-22-14): Navigation · Bombardier BD-100-1A10 (Challenger 300), BD-500-1A10, BD-500-1A11 and 13 more. Effective Dec 20, 2017
- [AD 2017-22-11](https://openairdocs.org/ad/2017-22-11): Navigation · Bombardier CL-600-2B16 (CL-604). Effective Dec 20, 2017
- [AD 2017-20-11](https://openairdocs.org/ad/2017-20-11): Fuselage · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 1 more. Effective Nov 15, 2017
- [AD 2017-19-06](https://openairdocs.org/ad/2017-19-06): Wings · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Oct 27, 2017
- [AD 2017-16-13](https://openairdocs.org/ad/2017-16-13): Oxygen · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Sep 25, 2017
- [AD 2016-20-09](https://openairdocs.org/ad/2016-20-09): Fuel · Bombardier CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and 1 more. Effective Jan 9, 2017
- [AD 2016-21-06](https://openairdocs.org/ad/2016-21-06): Wings · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 1 more. Effective Dec 19, 2016
- [AD 2016-13-09](https://openairdocs.org/ad/2016-13-09): Flight Controls · Bombardier CL-600-2B16 (CL-604). Effective Aug 16, 2016
- [AD 2016-10-10](https://openairdocs.org/ad/2016-10-10): Fuel · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Jun 23, 2016
- [AD 2016-08-15](https://openairdocs.org/ad/2016-08-15): Wings · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Jun 6, 2016
- [AD 2015-25-05](https://openairdocs.org/ad/2015-25-05): Electrical Power · Bombardier CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and 1 more. Effective Jan 28, 2016
- [AD 2015-07-02](https://openairdocs.org/ad/2015-07-02): Wings · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Jun 4, 2015
- [AD 2015-05-07](https://openairdocs.org/ad/2015-05-07): Flight Controls · Bombardier CL-600-2B16 (CL-604). Effective Mar 16, 2015

### Matched by engine (GE CF34-3B)

- [AD 2020-08-01](https://openairdocs.org/ad/2020-08-01): Turbine Engine Inlet Section · General Electric CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective May 15, 2020
- [AD 2009-26-09](https://openairdocs.org/ad/2009-26-09): Fan disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Feb 11, 2010
- [AD 2010-01-04](https://openairdocs.org/ad/2010-01-04): Fan blade · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Jan 25, 2010
- [AD 2009-07-12](https://openairdocs.org/ad/2009-07-12): High-pressure (HP) · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective May 7, 2009
- [AD 2006-04-12](https://openairdocs.org/ad/2006-04-12): Stage 5 low pressure turbine (LPT) disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Mar 30, 2006
- [AD 2004-26-02](https://openairdocs.org/ad/2004-26-02): Certain high pressure compressor (HPC) · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Jan 26, 2005
- [AD 2003-05-10 R1](https://openairdocs.org/ad/2003-05-10-R1): B-Sump Scavenge Screens · General Electric Aircraft Engines CF34-3A1, CF34-3B and CF34-3B1. Effective Nov 18, 2003
- [AD 2001-12-06](https://openairdocs.org/ad/2001-12-06): Lubrication System for the Engine Bearings · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Jul 20, 2001
- [AD 99-23-26 R1](https://openairdocs.org/ad/99-23-26-R1): Main Fuel Control (MFC) · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Feb 17, 2000

### Historical (superseded or no longer in force)

- [AD 2025-17-12](https://openairdocs.org/ad/2025-17-12) (historical): Time Limits/Maintenance Checks · Bombardier CL-600-1A11 (600), CL-600-2A12 (601), CL-600-2B16 (601-3A Variant) and 2 more. Effective Oct 31, 2025
- [AD 2023-12-20](https://openairdocs.org/ad/2023-12-20) (historical): Oxygen · Bombardier CL-600-2B16 (CL-604) with STC ST02355NY. Effective Aug 23, 2023
- [AD 2021-20-13](https://openairdocs.org/ad/2021-20-13) (historical): Landing gear · Bombardier CL-600-2B16 (CL-604). Effective Nov 18, 2021
- [AD 2020-19-13](https://openairdocs.org/ad/2020-19-13) (historical): Oxygen · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Nov 3, 2020
- [AD 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019
- [AD 2019-12-09](https://openairdocs.org/ad/2019-12-09) (historical): Navigation · Bombardier CL-600-2B16 (CL-604), Flight Display System Application FDSA-6500, 525B and 13 more. Effective Jul 23, 2019
- [AD 2017-22-06](https://openairdocs.org/ad/2017-22-06) (historical): Fuel · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Nov 30, 2017
- [AD 2015-02-06](https://openairdocs.org/ad/2015-02-06) (historical): Flight Controls · Bombardier CL-600-2B16 (CL-604). Effective Mar 6, 2015
- [AD 2015-02-23](https://openairdocs.org/ad/2015-02-23) (historical): Wings · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 1 more. Effective Feb 18, 2015
- [AD 2014-17-51](https://openairdocs.org/ad/2014-17-51) (historical): Wings · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Nov 12, 2014
- [AD 2014-20-01](https://openairdocs.org/ad/2014-20-01) (historical): Fuel · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R) and CL-600-2B16 (CL-604). Effective Oct 20, 2014
- [AD 2010-14-05](https://openairdocs.org/ad/2010-14-05) (historical): Hydraulic power · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Aug 5, 2010
- [AD 2009-06-05](https://openairdocs.org/ad/2009-06-05) (historical): Wing anti-ice piccolo · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Apr 28, 2009
- [AD 2008-08-06](https://openairdocs.org/ad/2008-08-06) (historical): Airplane flight manuals (AFMs) · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 4 more. Effective Apr 21, 2008
- [AD 2007-14-02](https://openairdocs.org/ad/2007-14-02) (historical): Nose landing gear (NLG) · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Aug 16, 2007
- [AD 2006-22-06](https://openairdocs.org/ad/2006-22-06) (historical): Emergency and Abnormal Procedures section of the AFM · Bombardier CL-600-2B16 (CL-604), CL-600-2B19 (Regional Jet Series 100) and CL-600-2B19 (Regional Jet Series 440). Effective Nov 14, 2006
- [AD 2006-18-04](https://openairdocs.org/ad/2006-18-04) (historical): Stabilizer trim runaway · Bombardier CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R), CL-600-2B16 (CL-604) and 2 more. Effective Sep 1, 2006
- [AD 2005-15-04](https://openairdocs.org/ad/2005-15-04) (historical): Landing gear parts · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Aug 30, 2005
- [AD 2005-04-07](https://openairdocs.org/ad/2005-04-07) (historical): Airplane Flight Manuals (AFM) - Cold Weather Operations · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 4 more. Effective Feb 22, 2005
- [AD 2003-08-12](https://openairdocs.org/ad/2003-08-12) (historical): Flap Vane Bracket and Vane Actuator Beam of Wing Flap Systems · Bombardier Aerospace CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective May 8, 2003
- [AD 2000-01-51](https://openairdocs.org/ad/2000-01-51) (historical): Fuel Service Panel Maintenance Light · Bombardier CL-600-2B16 (CL-604) with STC SA8060NM-D or 2 others. Effective Jan 7, 2000
- [AD 97-24-02](https://openairdocs.org/ad/97-24-02) (historical): Underfloor Pressure Bulkhead of Fuselage · Bombardier CL-600-1A11 (CL-600), CL-600-2A12 (CL-601), CL-600-2B16 (CL-601-3A) and 2 more. Effective Dec 3, 1997
- [AD 2009-24-11](https://openairdocs.org/ad/2009-24-11) (historical): Fan blades · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Jan 4, 2010
- [AD 2007-07-07 R1](https://openairdocs.org/ad/2007-07-07-R1) (historical): Fan disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Sep 12, 2007
- [AD 2007-07-07](https://openairdocs.org/ad/2007-07-07) (historical): Fan disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Apr 23, 2007
- [AD 2007-05-16](https://openairdocs.org/ad/2007-05-16) (historical): Fan disks for an arc-out defect · General Electric Aircraft Engines CF34-3A1, CF34-3B and CF34-3B1. Effective Mar 12, 2007
- [AD 2007-04-51](https://openairdocs.org/ad/2007-04-51) (historical): Uncontained fan disk failure during flight operation · General Electric Aircraft Engines CF34-3A1, CF34-3B and CF34-3B1
- [AD 2006-05-04](https://openairdocs.org/ad/2006-05-04) (historical): Fan disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Apr 7, 2006
- [AD 2003-05-10](https://openairdocs.org/ad/2003-05-10) (historical): B-sump Oil Scavenge System · General Electric Aircraft Engines CF34-3A1, CF34-3B and CF34-3B1. Effective Apr 2, 2003
- [AD 2001-19-02](https://openairdocs.org/ad/2001-19-02) (historical): B-sump Scavenge Screens · General Electric Aircraft Engines CF34-3A1, CF34-3B and CF34-3B1. Effective Oct 9, 2001
- [AD 2001-10-03](https://openairdocs.org/ad/2001-10-03) (historical): Fan Disks · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective May 31, 2001
- [AD 99-23-26](https://openairdocs.org/ad/99-23-26) (historical): Main Fuel Control (MFC) · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Dec 6, 1999
- [AD 99-11-08](https://openairdocs.org/ad/99-11-08) (historical): Main Fuel Control (MFC) · General Electric Aircraft Engines CF34-1A, CF34-3A, CF34-3A1 and 3 more. Effective Jul 27, 1999

All 162: https://openairdocs.org/aircraft/N235QS/ads.md

## Information bulletins (advisory) (5 in force)

- [SAIB AIR-21-15R1](https://openairdocs.org/saib/AIR-21-15R1): Navigation System. Issued Sep 16, 2021
- [SAIB NM-11-51](https://openairdocs.org/saib/NM-11-51): Ice and Rain Protection: Wing Anti-Ice System. Issued Aug 30, 2011
- [SAIB NM-10-13](https://openairdocs.org/saib/NM-10-13): Navigation: Flight Management System. Issued Jan 7, 2010
- [SAIB NE-03-28](https://openairdocs.org/saib/NE-03-28): . Issued Mar 10, 2003
- [SAIB NE-04-77](https://openairdocs.org/saib/NE-04-77): . Issued Aug 12, 2004
- [SAIB AIR-21-15](https://openairdocs.org/saib/AIR-21-15) (historical): Navigation System. Issued Aug 26, 2021

## NTSB investigations

None matched to N235QS.

## FAA accident and incident reports

None matched to N235QS.

## Service difficulty reports (12)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR DXTA2026022306968](https://openairdocs.org/sdr/DXTA2026022306968), Feb 20, 2026: COOLING TURBINE. DAMAGED. IMMEDIATELY AFTER TAKEOFF WE HAD SMOKE IN THE COCKPIT. WHEN PACKS WERE SHUTOFF SMOKE STOPPED. AFTER TRANSFERING BLEED AIR TO ENGINES AND TURNING PACKS BACK ON T
- [SDR DXTA2026021806917](https://openairdocs.org/sdr/DXTA2026021806917), Feb 15, 2026: PUSHROD. BROKEN. MAIN CABIN DOOR FOOT PEG DID NOT EXTEND WHEN DOOR WAS OPENED. DOOR DID NOT BANG ON GROUND. CORRECTIVE ACTION: REMOVED AND REPLACED THE MAIN DOOR SUPPORT PUSH RO
- [SDR DXTA2026010806446](https://openairdocs.org/sdr/DXTA2026010806446), Jan 5, 2026: TIRE. FAULTY. ON GEAR RETRACTION AS THE NLG ENTERED THE MLG WW COCKPIT CREW FELT & HEARD THE SPIN DOWN OF NOSE WHEEL THE TIME FRAME APPROXIMATELY A MINUTE. IT WAS MUCH LOUDER
- [SDR DXTA2025121506067](https://openairdocs.org/sdr/DXTA2025121506067), Dec 10, 2025: APU. LEAKING. AFTER TURNING ON THE APU AND AIR-CONDITIONING, PACS, STRONG OIL/SMOKE ODOR FROM AIR-CONDITIONING. NOTICED IN COCKPIT. PERFORMED A BOROSCOPE INSPECTION. PERFORM 
- [SDR DXTA2025103005456](https://openairdocs.org/sdr/DXTA2025103005456), Oct 26, 2025: SERVICE DOOR. OPEN. DURING CLIMB OUT THE WHITE EXTERNAL DOOR OPEN CAS MESSAGE ILLUMINATED. ON THE POST FLIGHT WE DISCOVERED THE LAVATORY SERVICE DOOR WAS MISSING
- [SDR DXTA2024041111467](https://openairdocs.org/sdr/DXTA2024041111467), Apr 10, 2024: SEAL. DAMAGED. LOUD WINING SOUND PASSING THROUGH FL 320. STOPPED CLIMB AT FL 360. DESCENT TO FL340. CABIN ALT 5300 FT. THE SOUND DECREASED BUT STILL THERE UNTIL CABIN ALT WAS 
- [SDR DXTA2022120575410](https://openairdocs.org/sdr/DXTA2022120575410), Dec 3, 2022: CABLE ASSY. BROKEN. MAIN CABLE DOOR UPLIFT ASSIST IS JAMMED BETWEEN THE PULLEY AND THE PULLEY BRACKET. DOOR IS STUCK HALF WAY UP AND WILL NOT GO DOWN DUE TO THE CABLE BEING LODGED.
- [SDR DXTA2022081167740](https://openairdocs.org/sdr/DXTA2022081167740), Aug 11, 2022: NONE. NONE. LAV DOOR: LAV DOOR IS JAMMED OPEN AND WILL NOT MOVE . DAMAGE INFLICTED ON DOOR RESCUING TRAPPED PASSENGER. R/R REPAIRED LAV DOOR. NO FURTHER DEFECTS
- [SDR DXTA2022070665360](https://openairdocs.org/sdr/DXTA2022070665360), Jul 5, 2022: NONE. DEFECTIVE. FLAPS FAIL AMBER CAS: WHEN FLAPS WERE SELECTED FROM 20 DEGREES TO 30 DEGREES IN FLIGHT "FLAPS FAIL" CAS MESSAGE ILLUMINATED. FLAPS REMAINED AT 20 DEGREES REGARD
- [SDR DXTA2019110503018](https://openairdocs.org/sdr/DXTA2019110503018), Nov 2, 2019: FAN. MALFUNCTIONED. STRONG BURNING SMELL FROM CHILLER IN THE GALLEY. //SIGN-OFF// REMOVED AND REPLACED CHILLER UNIT FAN ASSY REF CL650S SUPPLEMENTAL MANUAL 25-30-09. OPS CHECK GOOD
- [SDR DXTA2019110403018](https://openairdocs.org/sdr/DXTA2019110403018), Nov 2, 2019: CHILLER. ODOR. STRONG BURNING SMELL FROM CHILLER IN THE GALLEY.
- [SDR DXTA2018101601558](https://openairdocs.org/sdr/DXTA2018101601558), Oct 15, 2018: ENGINE. UNSERVICEABLE. AFTER ROTATION AND INITIAL CLIMB, LEFT ENGINE ITT HOT MESSAGE ILLUMINATED, RETURNED TO LAND, PRECAUTIONARY LEFT ENGINE SHUT DOWN. SIGNOFF REMOVED LEFT HAND ENGI

## STCs that may be installed (OpenAirDocs) (857, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Bombardier CL-600-2B16)

- [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision. Rockwell Collins Inc
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST12422IB](https://openairdocs.org/stc/ST12422IB): Water System Modifications. Bombardier Inc
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST04735NY](https://openairdocs.org/stc/ST04735NY): Installation of LAI Windshields. Lee Aerospace Inc
- [STC ST12339IB](https://openairdocs.org/stc/ST12339IB): Installation of Cabin CMS Upgrade, Seat Replacement, and Miscellaneous Interior Modifications. Flying Colours Corp
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101). Precise Flight Inc
- [STC ST12328IB](https://openairdocs.org/stc/ST12328IB): Demonstration of TPED Tolerance. Bombardier Inc
- [STC ST11216DS](https://openairdocs.org/stc/ST11216DS): Installation of automatic dependent surveillance-broadcast (ADS-B) out on Part 25 aircraft. BHE & Associates Ltd
- [STC ST11291DS](https://openairdocs.org/stc/ST11291DS): Installation of new Bulkhead Display Units (BDUX) monitors. BHE & Associates
- [STC ST11292DS](https://openairdocs.org/stc/ST11292DS): Installation of a new wireless access point (WAP-6000) and local antenna unit (ANT-200). BHE & Associates Ltd
- [STC ST12196IB](https://openairdocs.org/stc/ST12196IB): Installation of the Gogo Galileo HDX High-Speed Internet System. Sky Service F.B.O. Inc
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST04115NY](https://openairdocs.org/stc/ST04115NY): Installation of Mission Equipment. Delta Engineering Corporation
- [STC ST01642NY](https://openairdocs.org/stc/ST01642NY): Installation of Safe Flight P/N C88627-1 throttle quadrant in place of P/N FE341000000 Throttle Quadrant. Safe Flight Instrument LLC
- [STC ST03292CH](https://openairdocs.org/stc/ST03292CH): Activation of an 802.11 a/b/g/n WiFi System. Elliott Aviation Technical Products Development, Inc
- [STC ST10973SC](https://openairdocs.org/stc/ST10973SC): Activation of a high power cabin telecommunication router. BHE & Associates LTD
- [STC ST01930WI](https://openairdocs.org/stc/ST01930WI): Installation of SmartSky Networks 4G System. L2 Aviation
- [STC ST00431WI-D](https://openairdocs.org/stc/ST00431WI-D): Installation of a Fairchild F-1000 Data Flight Data Recorder System. KGB Aviation Solutions LLC
- [STC SA6011NM](https://openairdocs.org/stc/SA6011NM): Installation of floor proximity emergency escape path marking system. Bruce Aerospace Inc
- [STC ST11293DS](https://openairdocs.org/stc/ST11293DS): The installation of an AirSync flight data monitoring system. BHE & Associates Ltd
- [STC ST209CH](https://openairdocs.org/stc/ST209CH): Installation of a model TCAS 791 TCAS I. Acron Aviation Inc
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST09940AC](https://openairdocs.org/stc/ST09940AC): Installation of an Aspire 400 Satcom System. L2 Aviation
- [STC ST01117DE](https://openairdocs.org/stc/ST01117DE): Installation of the Gogo ATG C1. Peregrine
- [STC ST11850CH](https://openairdocs.org/stc/ST11850CH): Installation of SpaceX Starlink Aviation System. Nextant Aerospace
- [STC ST03810NY](https://openairdocs.org/stc/ST03810NY): Installation of the INGENIO Cockpit Tripod Electronic Flight Bag (EFB) Mount. Ingenio Aerospace Inc
- [STC ST00690DE](https://openairdocs.org/stc/ST00690DE): Installation of Electronic Cable Specialists, ECS EZMount Arm of Bombardier CL-600 Series Aircraft. Amphenol Cable and Interconnect Technologies Inc
- [STC ST04745NY](https://openairdocs.org/stc/ST04745NY): Installation of LAI Cockpit Side Windows. Lee Aerospace Inc
- [STC ST02586AK](https://openairdocs.org/stc/ST02586AK): Approval of the Thomas Global Systems TFD-4000/4100 Active Matrix Liquid Crystal Display. ADS-B Technologies
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST02021WI](https://openairdocs.org/stc/ST02021WI): Installation of Gogo Business Aviation AVANCE L5/X3 System. Duncan Aviation, Inc
- [STC ST01833WI](https://openairdocs.org/stc/ST01833WI): Modification of a Rockwell Collins Global Positioning System (GPS) installation. Rockwell Collins Inc
- [STC ST02035WI](https://openairdocs.org/stc/ST02035WI): Installation of a Collins IRT-4400 Iridium Certus Cabin SATCOM system. Learjet Inc
- [STC ST04653CH](https://openairdocs.org/stc/ST04653CH): Installation of Gogo L5 System with MB13 Antennas. STANDARDAERO BUSINESS AVIATION SERVICES LLC,
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST02781SE](https://openairdocs.org/stc/ST02781SE): Non-Group Reduced Vertical Separation Minimum (RVSM) airworthiness approval. AeroMech Incorporated
- [STC ST02022WI](https://openairdocs.org/stc/ST02022WI): Installation of a Bombardier Smart Router. Learjet Inc
- [STC ST02782SE](https://openairdocs.org/stc/ST02782SE): Non-Group Reduced Vertical Separation Minimum (RVSM). AeroMech Incorporated
- [STC ST09374SC](https://openairdocs.org/stc/ST09374SC): Installation of a passenger oxygen distribution system. Gulfstream Aerospace Corporation
- [STC ST00206IB](https://openairdocs.org/stc/ST00206IB): Installation of the Gogo AVANCE L5 Upgrade. Sky Service F.B.O. Inc
- [STC ST04631CH](https://openairdocs.org/stc/ST04631CH): Installation of a Latitude Technologies Corporation DL-150 Satellite Data Unit (SDU) and Iridium Antenna. WEST STAR AVIATION
- [STC ST01066DE](https://openairdocs.org/stc/ST01066DE): Installation of the Aviation Clean Air Airborne Air & Surface Purification System. Lee Aerospace, Inc 
- [STC ST04159CH](https://openairdocs.org/stc/ST04159CH): Upgrade of Honeywell Primus II Communications Units RCZ-8XX Transponders to support Certification of Automatic Dependent Surveillance -Broadcast (ADS-B) Out. CMD Flight Solutions LLC
- [STC ST03424CH](https://openairdocs.org/stc/ST03424CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC
- [STC ST01012WI](https://openairdocs.org/stc/ST01012WI): Installation of an Emergency Vision Assurance System (EVAS). VisionSafe LLC
- [STC ST01556WI](https://openairdocs.org/stc/ST01556WI): Installation of the Universal Avionics Dual 1Lw Flight Management System (FMS). Global Aviation Tech LLC
- [STC ST01778WI](https://openairdocs.org/stc/ST01778WI): Installation of a Universal Avionics Dual UNS-1Fw Flight Management System (FMS). Global Aviation Tech LLC
- [STC ST04839NY](https://openairdocs.org/stc/ST04839NY): Installation of LED Position/Anti-Collision Lights. Sterling Helicopter

All 857: https://openairdocs.org/aircraft/N235QS/stcs.md

## Related

- Other Bombardier CL-600-2B16 aircraft: https://openairdocs.org/model/bombardier-cl-600-2b16/aircraft.md
- The GE CF34-3B engine: https://openairdocs.org/engine/ge-cf34-3b.md

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