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Service bulletins for the 2020 Lincoln Nautilus

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

145 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
TSB 26-2092 V22026-10-01. Service bulletin. STRUCTURE:BODY; UNKNOWN OR OTHER. This article supersedes TSB 25-2466 to add Bronco Sport, Escape, Maverick and Corsair, as well as removing Expedition and Navigator. One time use parts for Corsair and Bronco Sport were also added to the parts list. Some of the vehicles listed in the Model statement above may exhibit a headliner rattle or sagging condition around the roof opening panel. This may be due to the adhesive separating from the headliner substrate.
TSB 26-2341 v22026-10-01. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN. This bulletin supersedes 26-2171. Reasons for update: update the Parts list to add a note to clarify the application of the part numbers W520102-S442 and 4S4Z-3N324-AA "FWD Only". Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder condition, most noticeable at speeds below 60 mph (100 km/h) No relevant diagnostic trouble codes (DTC) present Traceable shudder event with IDS/FDRS reading *(Figure 1)* This condition may be perceived/felt as an engine misfire. This may be due to a concern with the output planetary assembly.
TSB 26-23412026-07-27. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN. This bulletin supersedes 26-2171. Reasons for update: update the Parts list to add a note to clarify the application of the part numbers W520102-S442 and 4S4Z-3N324-AA "FWD Only". Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder condition, most noticeable at speeds below 60 mph (100 km/h) No relevant diagnostic trouble codes (DTC) present Traceable shudder event with IDS/FDRS reading *(Figure 1)* This condition may be perceived/felt as an engine misfire. This may be due to a concern with the output planetary assembly.
TSB 26-23282026-07-20. Service bulletin. POWER TRAIN; UNKNOWN OR OTHER. This bulletin supersedes 26-2194. Reason for update: update the Parts list to correct a part description " Loctite 638", update the claim quantity for the drain/fill plug, update the claim quantity of the wheel hub bolts (Corsair) and limited the parts list for Edge/Nautilus to only the rear drive unit fluid. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No relevant diagnostic trouble codes (DTCs) present This may be due to internal rear drive unit (RDU) fluid contamination.
TSB 26-21942026-04-28. Service bulletin. POWER TRAIN. This bulletin supersedes 25-2627. Reason for update: To add a Step to reprogram the all-wheel drive (AWD) module for Bronco Sport vehicles. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No relevant diagnostic trouble codes (DTCs) present This may be due to internal rear drive unit (RDU) fluid contamination.
TSB 26-21712026-04-22. Service bulletin. ENGINE. This article updates TSB 25-2154. Reasons for update: *Parts List *Service Procedure to replace the output planetary carrier assembly *Added 2023-2024 model year vehicles Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder condition, most noticeable at speeds below 60 mph (100 km/h) No relevant diagnostic trouble codes (DTC) present Traceable shudder event with IDS/FDRS reading *(Figure 1)* This condition may be perceived/felt as an engine misfire. This may be due to a concern with the output planetary assembly.
TSB 26-20922026-03-10. Service bulletin. UNKNOWN OR OTHER. This article supersedes TSB 25-2466 to add Bronco Sport, Escape, Maverick and Corsair, as well as removing Expedition and Navigator. One time use parts for Corsair and Bronco Sport were also added to the parts list. Some of the vehicles listed in the Model statement above may exhibit a headliner rattle or sagging condition around the roof opening panel. This may be due to the adhesive separating from the headliner substrate.
SSM 545892026-03-04. Other. ELECTRICAL SYSTEM. Some 2019-2024 Ford and Lincoln vehicles equipped with SYNC3 may experience various connectivity concerns with The Ford App Lincoln App including but not limited to: missing activation prompt pop-upon the vehicle's center display screen when attempting to activate vehicle through The Ford App Lincoln App, incorrect location global positioning system GPS reported through The Ford App Lincoln App, problems with remote commands being performed through The Ford App Lincoln App and or incorrect data information reported on The Ford App Lincoln App. These symptoms will be accompanied by diagnostic trouble code DTC B156D 89 in the TCU. This may be due to the accessory protocol interface module APIM software. To correct the condition, update the APIM software.
TSB 25-26272026-02-12. Service bulletin. POWER TRAIN. This article supersedes TSB 25-2552 to update the Parts List Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
SSM 543662025-11-19. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. Pinpoint test HK in the Powertrain Control and Emissions Diagnosis (PC/ED) or in Section 303-14 of the Workshop Manual (WSM) has been updated to address this concern.
TSB 25-25522025-11-13. Service bulletin. POWER TRAIN. This article supersedes TSB 25-2351 to update the Service Procedure Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
TSB 25-24662025-10-09. Service bulletin. UNKNOWN OR OTHER; STRUCTURE:BODY. Some of the vehicles listed in the Model statement above may exhibit a headliner rattle or sagging condition around the roof opening panel. This may be due to the adhesive separating from the headliner substrate.
SSM 542622025-10-07. Service bulletin. ENGINE. Some 2019-2020 Edge/Nautilus vehicles equipped with a 2.7L EcoBoost, 2020 Aviator vehicles equipped with a 3.0L EcoBoost or 3.0L plug-in hybrid electric vehicle (PHEV) engine, 2020 Explorer vehicles equipped with a 3.0L EcoBoost, and 2020 F-150 vehicles equipped with a 2.7L EcoBoost engine may exhibit a ticking/tapping or rattle type noise from the top front cover area of the engine. This noise may occur on initial start-up after a cold soak of 6 hours or more that may last for 2-5 seconds. This may be due to an internal component of the variable cam timing (VCT) unit. If diagnostics lead to the VCTs as the source of the noise, refer to the 2024 F-150 Workshop Manual (WSM), Section 303-00 > Diagnosis and Testing > Engine > Pinpoint Test F. Pinpoint test F has been updated to include additional steps along with a video on how to identify the single affected VCT unit that requires replacement.
SSM 541162025-08-12. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Various 2019-2024 Ford and Lincoln vehicles equipped with SYNC 3 may experience a partially or fully black center display screen at start-up using Apple CarPlay or Android Auto. This does not affect rear camera operation. This may be due to interference from the phone being connected into the media hub using a universal serial bus (USB) cable during SYNC system boot up. To correct his condition, advise the customer to disconnect the USB cable from the phone. If the center display screen displays normally, reconnect the phone. If the concern persists, disconnect the phone from the USB cable, cycle the ignition off and open the driver's door so the interior lights come on. Close the door, start the vehicle and wait for the center display screen to boot up past the start-up animation and display the home screen, then reconnect the phone using the USB cable. If the concern persists after this procedure, follow normal Workshop Manual diagnostics for a blank screen concern.
TSB 25-23512025-07-30. Service bulletin. POWER TRAIN. This article supersedes TSB 24-2386 to update the Service Procedure and Part List. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present Note: Three (3) new Essential Special Service Tools (ESSTs) are required to service the internal clutch pack on vehicles equipped with a single active torque rear drive unit (RDU) only. These ESSTs are expected to ship to all dealers (US, Canada, Puerto Rico and Mexico) in September 2025. ESST packages were shipped to 100 selected dealers in the US and Canada in May 2025, based on RDU part sales activity. The RDU Internal Clutch Kit and Adhesive Sealant are currently under restricted ordering to ensure ample supply of parts are available to dealers with the ESSTs. All parts are expected to be available for open order by Q4 2025, when the ESSTs are planned to arrive at all dealers. Note: For dealers with the ESSTs and a vehicle in the service department that requires a repair using the new RDU Internal Clutch
24B47 S12025-06-05. Other. UNKNOWN OR OTHER. CERTAIN 2018-2024 MODEL YEAR VARIOUS VEHICLES — UPDATE SYNC SOFTWARE
SSM 537642025-05-21. Service bulletin. POWER TRAIN; ENGINE. Some 2020 Continental, 2020-2024 Edge/Nautilus, 2020-2025 Explorer/Aviator/Escape/Corsair/F-150/F-Super Duty/Ranger/Transit/E-Series, 2021-2025 Bronco, and 2022-2025 Maverick vehicles may require an engine cooling system flush to be performed for various concerns. Workshop Manual (WSM), Section 303-03 has been updated to eliminate the need to remove and install the radiator assembly to perform a radiator flush.
TSB 25-21542025-05-08. Service bulletin. UNKNOWN OR OTHER. Some of the vehicles listed in the Model statement above exhibit all of the following conditions: Shudder condition, most noticeable at speeds below 60 mph (100 km/h) No DTCs present Traceable shudder event with IDS/FDRS reading. Refer to Figure 1. Sometimes this is perceived/felt as an engine misfire. This may be due to an internal issue with the torque converter.
SSM 534742025-03-11. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 Edge and 2019-2023 Nautilus vehicles equipped with a 2.0L engine may exhibit a repeat block heater failure.
SSM 534652025-03-11. Service bulletin. UNKNOWN OR OTHER. Some 2021-2024 Bronco Sport, 2020-2024 Escape/Corsair/Edge/Nautilus/Transit Connect and 2022-2024 Maverick vehicles may exhibit erratic shifting and/or a transmission fluid venting condition. If during the preliminary inspection the transmission fluid is found to be a foamy pink color, this may indicate possible cross contamination of engine coolant and transmission fluid due to an internally leaking transmission fluid cooler assembly.
24B47 S12025-01-03. Other. UNKNOWN OR OTHER. Certain 2018 - 2024 Model Year Various Vehicles Update SYNC Software
SSM 531742024-12-03. Service bulletin. UNKNOWN OR OTHER. Various vehicles equipped with a 2.7L or a 3.0L gas engine may require a crankshaft bolt replacement during repairs. Various vehicles equipped with a 2.7L or a 3.0L gas engine may require a crankshaft bolt replacement during repairs.
TSB 24-23312024-10-29. Service bulletin. UNKNOWN OR OTHER. Some 2018-2024 F150/Edge, 2018 MKX, 2019-2023 Nautilus, 2020-2025 Explorer/Aviator, 2021-2024 Bronco, and 2024 Ranger vehicles equipped with a 2.7L EcoBoost or a 3.0L EcoBoost engine may exhibit an engine oil leak from the crankshaft rear seal with retaining plate.
SSM 530402024-10-16. Service bulletin. UNKNOWN OR OTHER. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions. While performing a transmission repair on some 2012-2024 Ford and Lincoln vehicles, a transmission seal kit may be on backorder due to supply chain interruptions.
SSM 528202024-09-04. Service bulletin. UNKNOWN OR OTHER. Some 2019-2024 Ford and Lincoln vehicles equipped with a telematics control unit module (TCU) may exhibit the Location toggle button in the Connectivity setting menu grayed out with an inability to switch it off.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.