TSB SSM-51838 — Ford and Lincoln Service bulletin

SSM-51838 is a service bulletin on file with NHTSA for 9 Ford and Lincoln models, 2017–2020 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. In various 2017-2023 Ford and Lincoln vehicles, customers may receive a message in the FordPass or LincolnWay App stating Feature Unavailable. Since this is a fleet vehicle, it cannot access the (SYNC Connect) FordPass or LincolnWay app through the TCU Embedded Modem. If this…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
9Vehicles named
4Model years

Vehicles and model years SSM-51838 names

VehicleModel years
Ford Edge 2017, 2018
Ford Escape 2017, 2018, 2019
Ford Expedition 2017
Ford Explorer 2018, 2019
Ford Fiesta 2019
Ford Fusion 2017, 2018
Ford Mustang 2017
Lincoln MKX 2017, 2018
Lincoln MKZ 2017, 2018, 2019, 2020

Every document filed under SSM-51838

Document IDFiledType
SSM 51838 August 2, 2023 Service bulletin

What SSM-51838 covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Ford Edge TSB years TSB lookup by model

Questions buyers ask

What is TSB SSM-51838?

SSM-51838 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 9 Ford and Lincoln models across the 2017–2020 model years. NHTSA's summary reads: In various 2017-2023 Ford and Lincoln vehicles, customers may receive a message in the FordPass or LincolnWay App stating Feature Unavailable. Since this is a fleet vehicle, it cannot access the (SYNC Connect) FordPass or LincolnWay app through the TCU Embedded Modem. If this…

Which vehicles does SSM-51838 cover?

NHTSA's file names Ford Edge (2017–2018); Ford Escape (2017–2019); Ford Expedition (2017); Ford Explorer (2018–2019); Ford Fiesta (2019); Ford Fusion (2017–2018); Ford Mustang (2017); Lincoln MKX (2017–2018); Lincoln MKZ (2017–2020). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB SSM-51838 a recall, and is the repair free?

No. SSM-51838 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of SSM-51838?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under SSM-51838, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under SSM-51838. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.