Service bulletins for the 2021 Lincoln Aviator
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.
271 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| SSM 51439 | 2023-04-05. Service bulletin. POWER TRAIN. Some 2020-2023 Explorer/Aviator 4x4/AWD vehicles with hybrid powertrain may experience a harshness and/or vibration felt through the seat, steering wheel and/or center console after initial driveaway between 25-50 MPH (40-80 Km/h) that lessens after driving 5-10 minutes. This may be due to driveshaft center bearing bounce mode during cold ambient temperatures. To resolve the concern, install a softer durometer L1MZ-4A499-F driveshaft center bearing per Workshop Manual Section 205-01. For claiming, use causal part 4A499 and applicable labor operations in Section 4 of the Service Labor Time Standards (SLTS) Manual. |
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| SSM 51419 | 2023-04-04. Service bulletin. POWER TRAIN. Some 2017-2023 Ford and Lincoln vehicles equipped with a 10R60/10R80/10R80 MHT/10R100 transmission may exhibit a whine noise at idle and/or while driving. This may be identified as coming from the bellhousing and the front of the transmission fluid pan. The whine noise may become louder when the transmission is at operating temperature and may increase with engine revolutions per minute (RPM) in the park (P) position. A small amount of whine noise is considered to be characteristic of the 10R60/10R80/10R80 MHT/10R100 transmissions due to the offset gear drivetrain in the front support and has no effect on durability. |
| SSM 51392 | 2023-03-04. Service bulletin. EQUIPMENT. Some vehicles equipped with a 2.7L, 3.0L,3.5L or 5.0L engine may require replacement of the long block engine assembly. New service kits have been released which include all the one-time-use components required in the service procedure for removal and replacement of the long block engine assembly. Refer to the Ford Electronic Parts Catalog (ECAT) for long block service kit part number by application. |
| SSM 51380 | 2023-03-04. Service bulletin. ELECTRICAL SYSTEM. Some 2020-2023 Explorer/Aviator vehicles may exhibit the A/C blowing warm air with DTCs P0645, P2CFC, and/or P2CFD present in the heating ventilation and air conditioning (HVAC) module. This may be due to spread terminal/terminal pushout in wire harness 14290 and on the corresponding pins to the body control module C (BCMC). Before replacement of the BCMC, disconnect all connectors from the BCMC and check the BCMC pins and wire terminals for damage. Refer to Workshop Manual (WSM), Section 419-10. If spread terminals or terminal pushout is present, repair as necessary. Refer to Wiring Diagram, Cell 005 for repair procedures. Reconnect all connections to the BCMC as indicated by the procedure in the WSM. Test the function of the A/C to verify that it is blowing cold air. |
| SSM 51374 | 2023-03-04. Service bulletin. POWER TRAIN; SERVICE BRAKES. Some 2020-2021 Escape/Bronco Sport/Explorer and 2020-2021 Corsair/Aviator vehicles equipped with electric brake booster (EBB) built on or before 1-Aug-2022 may exhibit an illuminated anti-lock brake system (ABS) warning indicator and stability-traction control warning indicator with diagnostic trouble code (DTC) U3000:96 erroneously stored in the ABS module. This condition occurs during connection or power interrupt to the EBB module. If this code is stored and the ABS system has been reassembled, clear the DTC code using Ford Diagnosis and Repair System (FDRS) scan tool and check for recurrence. If the DTC persists, perform normal diagnostics. Refer to the Workshop Manual (WSM), Section 206-09 Anti-Lock Brake System. For claiming use the causal part number 2C219 and applicable labor operations in Section 2 of the Service Labor Time Standards. |
| SSM 51338 | 2023-03-04. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; ELECTRICAL SYSTEM. Some 2020-2023 Aviator vehicles may exhibit a concern where the center display screen will not shift to night mode or has lines on the center display screen with multi color or rainbow hue. This may be due to accessory protocol interface module (APIM) software. To correct the condition, run the APIM-SYNC Module (APIM) Standard Programming application using the latest software level of the Ford Diagnosis and Repair System (FDRS). For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| SSM 51306 | 2023-02-02. Service bulletin. ELECTRICAL SYSTEM. Some 2018-2023 F-150, Expedition, Navigator, Transit, Aviator and Explorer vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0627, P025A, P025B, P00C6, P008A and/or U0109 stored in the powertrain control module (PCM). This may be due to an intermittent or partial disconnect of the harness to the fuel pump control module (FPCM) connector, connector pin push-outs, damaged pins/terminals, or loose/corroded grounds. Inspect FPCM connector, applicable grounds (F-150 - G401, Expedition/Navigator - G403, Transit - G401, 2018-2019 Explorer G302, 2020-2022 Explorer/Aviator - G407) and confirm FPCM connector (F-150 - C4336, Expedition/Navigator - C433, Transit - C433, 2018-2019 Explorer - C3239, 2020-2022 Explorer/Aviator - C4033) is fully seated prior to performing PC/ED diagnostics or replacing any components. |
| SSM 51305 | 2023-01-31. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some 2020-2022 Aviator vehicles may exhibit a concern where the center display screen will not shift to night mode or has lines on the center display screen with multi color or rainbow hue. This may be due to accessory protocol interface module (APIM) software. To correct the condition, run the APIM-SYNC Module (APIM) Standard Programming application using the latest software level of the Ford Diagnosis and Repair System (FDRS). For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| SSM 51297 | 2023-01-31. Service bulletin. POWER TRAIN. Some 2020-2023 Explorer/Aviator/Police Interceptor Utility vehicles equipped with a hybrid powertrain may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P2D40. This may be due to the high voltage battery thermal system not cooling as it should. Follow the updated WSM Section 414-03 including listed possible sources, visual inspection and prechecks, and diagnostic procedures. |
| TSB 23-2030 | 2023-01-31. Service bulletin. POWER TRAIN. 2020-2022 Aviator/Explorer/Police Interceptor, 2021-2022 F-150 vehicles equipped with a 10R80 MHT transmission and built on or before 15-Nov-2022 may exhibit an 8th gear start after coming to a stop and/or a no movement in Reverse condition. This may be due to the driver applying the accelerator pedal and brake pedal simultaneously during regenerative braking. To improve the condition, follow the Service Procedure to reprogram the powertrain control module (PCM) and refer the customer to the Automatic Transmission Section of the Owners Manual warning regarding applying both pedals simultaneously. |
| SSM 51265 | 2023-01-06. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; EQUIPMENT. Some vehicles equipped with power folding mirrors may exhibit power folding mirrors that are inoperative or exhibit a clicking sound. This may be due to the mirrors being manually folded in, during transportation, going through a car wash, bumped in a parking lot, or found during pre-delivery inspection (PDI). Prior to the replacement of any components, attempt to synchronize the mirrors by following the Power Mirrors Synchronization procedure. Refer to Workshop Manual (WSM) Section 501-09 Rear View Mirrors - General Procedures - Power Mirrors Synchronization. |
| SSM 51261 | 2023-01-06. Service bulletin. SERVICE BRAKES. Some Ford and Lincoln vehicles may exhibit noise when the brakes are applied. When diagnosing and repairing brake noise conditions, use the Workshop Manual (WSM) and the appropriate pinpoint test in section 206-00. The brake rotors should only be machined if directed by the WSM because one or more of the following conditions are present on the braking surface: scoring, excessive corrosion/rust or pitting, bluing/discoloration and/or heat spots. For additional information, refer to WSM section 206-00. |
| SSM 51248 | 2023-01-05. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Some 2015-2020 Edge, 2016-2018 MKX, 2019-2020 Nautilus, 2018-2021 Expedition/Navigator, and 2020-2021 Escape/Corsair/Explorer/Aviator vehicles may exhibit an inoperative power liftgate. This may be due to the rear gate trunk module (RGTM) software. To correct the condition, reprogram the RGTM using the latest software level of the appropriate Ford diagnostic scan tool. For claiming, use causal part 14B291 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| SSM 51228 | 2023-01-05. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS. Some 2020-2023 Ford and Lincoln vehicles equipped with a telematic control unit (TCU) may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization, and/or modem electronic serial number (ESN) could not be displayed in the center display screen. To correct this condition prior to programming, remove the TCU fuse for 5-minutes then reinstall. Delete all previous session files for the vehicle. Start a new Ford Diagnosis and Repair System (FDRS) session. Perform a TCU provisioning and Program the TCU to the latest FDRS version level. If the concern is still present, follow normal diagnostics in Workshop Manual (WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| TSB 22-2433 | 2023-01-05. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. This article supersedes TSB 22-2176 to increase the labor operation allowance and update the part list. Some 2020-2022 Escape/Corsair vehicles built on or before 3-Jan-2022, 2020-2022 Explorer vehicles built on or before 14-Feb-2022, 2020-2022 Aviator vehicles built on or before 07-Feb-2022 and 2021-2022 Bronco Sport vehicles built on or before 3-Dec-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe. |
| SSM 51215 | 2022-11-30. Service bulletin. ELECTRICAL SYSTEM. Some 2020-2023 Lincoln Aviator and 2020-2022 Lincoln Corsair vehicles may exhibit courtesy lamps not illuminating with a door open or always on. Also, ambient lighting may be inoperative or always on. If this concern occurs, check the center console cup holder area for evidence of liquid intrusion first. Liquid can short the local interconnect network (LIN) circuit. Temporarily disconnect the console inline connector(s) during diagnosis to isolate circuit shorts. Search Wiring Diagram (WD) for *cup holder ambient* to display the related connectors. If a short is found in cup holder ambient light ring light emitting diode (LED) connector, repair as necessary. If no evidence of liquid intrusion is found, continue with normal Workshop Manual (WSM) diagnostics. |
| SSM 51169 | 2022-11-29. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION. Some 2020-2022 Aviator/Explorer Hybrid vehicles may experience a concern where the EV power flow does not display in the center display screen. This may be due to accessory protocol interface module (APIM) software. To correct the condition, run the APIM-SYNC Module (APIM) Standard Programming application using the latest software level of the Ford Diagnosis and Repair System (FDRS). For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| TSB 22-2377 | 2022-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Some 2020-2022 Explorer/Aviator vehicles equipped with a 3.0L EcoBoost engine may exhibit a ticking/tapping or rattle type noise from the top front cover area of the engine 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 a worn variable cam timing (VCT) unit. To correct the condition, follow the Service Procedure to replace the VCT units. |
| SSM 51137 | 2022-10-25. Service bulletin. POWER TRAIN. Some 2021-2022 Mustang Mach-E/Escape plug-in hybrid electric vehicle (PHEV), 2020-2022 Aviator PHEV, and 2022 Transit battery electric vehicle (BEV) vehicles may experience an illuminated powertrain malfunction (Wrench) indicator and/or malfunction indicator lamp (MIL) with secondary on board diagnostic control module (SOBDM) diagnostic trouble code (DTC) U3000:49. This may be due to an internal SOBDM concern. To correct the concern, replace the SOBDM following Workshop Manual, Section 414-03B Removal and Installation, Secondary On-board Diagnostic Control Module. For claiming use base part # 10B689 and the applicable labor operations of Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| SSM 51131 | 2022-10-19. Service bulletin. UNKNOWN OR OTHER; COMMUNICATION:MANUFACTURER TELEMATICS. Some 2020-2022 Ford and Lincoln vehicles equipped with a telematic control unit (TCU) may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization, and/or modem electronic serial number (ESN) could not be displayed in the center display screen. To correct this condition prior to programming, remove the TCU fuse for 5-minutes then reinstall. Delete all previous session files for the vehicle. Start a new Ford Diagnosis and Repair System (FDRS) session. Perform a TCU provisioning and Program the TCU to the latest FDRS version level. If the concern is still present, follow normal diagnostics in Workshop Manual (WSM), Section 415-00. Refer to PTS OASIS home page for TCU version identification. For claiming, use causal part 14G229 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual. |
| SSM 51120 | 2022-10-11. Service bulletin. SERVICE BRAKES, HYDRAULIC. Some Ford and Lincoln vehicles may exhibit noise when the brakes are applied. When diagnosing and repairing brake noise conditions, use the Workshop Manual (WSM) and the appropriate pinpoint test in section 206-00. The brake rotors should only be machined if directed by the WSM because one or more of the following conditions are present on the braking surface: scoring, excessive corrosion/rust or pitting, bluing/discoloration and/or heat spots. For additional information, refer to WSM section 206-00. |
| 22P16 | 2022-10-05. Service bulletin. ELECTRICAL SYSTEM. Certain 2020 - 2022 Model Year Aviator PHEV and Explorer PHEV Vehicles Reprogram Powertrain Control Module In all of the affected vehicles, if the vehicle is charging via the charging cable and the customer requests a remote start, disconnects the charging cable, and then drives the vehicle, the engine may not start when needed and the vehicle will be limited to high voltage battery power. DTC P1A0C will set and a Stop Safely Now message will be displayed when the high voltage battery becomes depleted. |
| SSM 51106 | 2022-10-03. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some 2020-2023 Aviator vehicles might experience a series of lines on the center display screen with multi colors or a rainbow hue. Replacement or reprogramming of the accessory protocol interface module (APIM) will not resolve this condition. Inform customers that engineering is currently working on a solution for this condition and will be released via an over the air (OTA) software update expected in December 2022. Software will update automatically if the vehicle is connected to FordPass/LincolnWay. Monitor OASIS for additional information. Schedule a service appointment for customers that are not connected to FordPass/LincolnWay once the repair becomes available. |
| SSM 51096 | 2022-09-26. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. Some 2020-2022 Aviator vehicles might experience a series of lines on the center display screen with multi colors or a rainbow hue. Replacement or reprogramming of the accessory protocol interface module (APIM) will not resolve this condition. Inform customers that engineering is currently working on a solution for this condition and will be released via an over the air (OTA) software update expected in December 2022. Software will update automatically if the vehicle is connected to FordPass/LincolnWay. Monitor OASIS for additional information. Schedule a service appointment for customers that are not connected to FordPass/LincolnWay once the repair becomes available. |
| TSB 22-2342 | 2022-09-23. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Some 2020-2022 Explorer/Aviator/Police Interceptor Utility vehicles equipped with a hybrid powertrain may exhibit an illuminated MIL with diagnostic trouble code (DTC) P2D40. This may be due to the chiller not interpreting the correct cooling value of the high voltage battery chiller. To correct the condition, follow the Service Procedure to diagnose the cause of the incorrect value. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.