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Service bulletins for the 2020 Lincoln MKZ

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.

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

By type

By component

By trouble code

Bulletins, newest first
SSM 486192020-04-02. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. SSM 48619 - Various Vehicles - Perimeter Alarm Armed And Original Vehicle Keys Cannot Be Accessed to Enter Vehicle - CAN Protection Strategy Some 2013-2016 Model Year Vehicles may exhibit a concern in which the Perimeter Alarm is active and the original keys cannot be accessed to disable the perimeter alarm. This concern would most often occur when a customer loses keys and the dealership is attempting to program new keys to the vehicle. The Workshop Manual (WSM), Section 419-01A Perimeter Anti-Theft Alarm - System Operation and Component Description has been updated to inform of the Controller Area Network (CAN) Protection Strategy. Follow the procedure outlined to prevent replacement of the Body Control Module (BCM) on CAN Protection Strategy equipped vehicles when original keys are lost and perimeter alarm is active. Refer to the WSM for further detail on the CAN Protection Strategy. Lost keys and replacement of BCM for lost keys is non-warrantable.
SSM 485582020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48558 - 2017-2020 Various Vehicles Equipped With Telematics Control Unit (TCU) - Various FordPass/LincolnWay Mobile App Concerns Some 2017-2020 Ford and Lincoln vehicles equipped with a TCU may exhibit inoperative remote features via Ford Pass/Lincoln Way mobile app, incomplete user authorization and/or no modem electronic serial number (ESN) displayed. To correct this condition prior to programming, remove the TCU fuse for 5 minutes then reinstall. Delete all previous session files for the vehicle. Verify that the electronic serial number (ESN) is now displayed. Start a new IDS/FDRS session. Program the TCU to the latest IDS/FDRS version level. Make sure you are connected to the internet before retesting. 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 485522020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48552 - 2020 Various Vehicles - Equipped With SYNC 3 - System Stating "In Michigan" When Using Push To Talk Navigation Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit the infotainment system stating in Michiganwhen trying to select a point of interest using the push to talk feature on the navigation system. Engineering is currently working on a solution for this condition, which is expected to be available in May. Please monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
SSM 485512020-03-03. Service bulletin. ELECTRICAL SYSTEM. SSM 48551 - 2020 Various Vehicles Equipped With SYNC 3 Various SYNC Performance Related Concerns Some 2020 Ford and Lincoln vehicles equipped with SYNC 3 may exhibit various performance related concerns such as: intermittent frozen or blank screen, voice prompts with excessive pause between words, remote start not able to be scheduled from Ford Pass or Lincoln Way, Sirius Travel link not working properly, CarPlay not launching on connection or a black screen when connected. To correct this condition, check for SYNC software update on FDRS or Oasis under SYNC the section. If an update is available, refer to WSM section 415-00 to update the APIM software. If the problem persists after programming or no update is available, refer to WSM, Section 415-00 for diagnosis. For claiming, use causal part 14G371 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
SSM 484232020-01-08. Service bulletin. POWER TRAIN. Some 2015-2020 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. This may be due to small debris causing the VCT solenoid to stick. Before attempting any component diagnosis or replacement of the VCT solenoid, refer to Powertrain Control and Emissions Diagnosis (PC/ED) pinpoint test HK11 to cycle the affected VCT solenoid 10 times to attempt to clear the debris. For claiming, use causal part 6M280 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.
TSB 19-23902020-01-07. Service bulletin. ELECTRICAL SYSTEM; SEATS. Some 2015-2019 F-150, 2015-2020 Explorer, 2017-2019 F-Super Duty, 2017-2020 Continental, 2018-2020 Expedition/Navigator, 2016-2018 MKX, 2019-2020 Nautilus, 2020 Aviator/Corsair and 2013-2020 MKZ vehicles equipped with multi-contour seats may exhibit intermittent multi-contour seat operation and/or massage and lumbar adjust inoperative from the seat switch or SYNC screen with or without diagnostic trouble code (DTC) B1471, U024B, and/or U024C. This may be due to terminal fretting at the connector for the driver multi-contour seat module (SCMG) and passenger multi-contour seat module (SCMH). To correct the condition, follow the Service Procedure steps to replace the connectors and reroute the harness.
SSM 483392019-12-05. Service bulletin. ELECTRICAL SYSTEM. Some 2020 Ford and Lincoln vehicles equipped with a TCU may exhibit incomplete user authorization and/or no authorization pop-up received on the SYNC infotainment system. Verify that Customer Connectivity Settings (CCS) are turned ON from the SYNC infotainment system, the vehicle ignition is on, and the vehicle is in an area with cellular coverage. Then select Activate Vehicle on the Ford Pass/Lincoln Way mobile app. If the concern persists, delete the VIN from the mobile app, re-add the VIN, and select Activate Vehicle. 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.

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