TSB SSM-47797 — Ford and Lincoln Service bulletin

SSM-47797 is a service bulletin on file with NHTSA for 6 Ford and Lincoln models, 2009–2014 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Some 2009-2017 Expedition/Navigator, 2009-2014 F-150/Mustang, 2008-2009 Sable, 2008-2019 Taurus/Flex/MKT, 2013-2019 Police Interceptor Sedan/Utility, and 2011-2019 Explorer vehicles may exhibit inoperative or intermittent HVAC blower motor function at various fan speed settings.…

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

2Documents filed
6Vehicles named
6Model years

Vehicles and model years SSM-47797 names

VehicleModel years
Ford Expedition 2009, 2010, 2011, 2014
Ford F-150 2009, 2010
Ford Flex 2009, 2010, 2011, 2012, 2013, 2014
Ford Mustang 2009, 2010, 2011, 2012, 2013, 2014
Ford Taurus 2010, 2011, 2012, 2013, 2014
Lincoln Navigator 2009, 2010, 2011, 2014

Every document filed under SSM-47797

Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.

Document IDFiledType
SSM 47797 February 7, 2019 Service bulletin
SSM 47797 February 7, 2019 Service bulletin

What SSM-47797 covers

Electrical, Engine — the component vocabulary NHTSA files this communication under.

← All Ford Expedition TSB years TSB lookup by model

Questions buyers ask

What is TSB SSM-47797?

SSM-47797 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 6 Ford and Lincoln models across the 2009–2014 model years. NHTSA's summary reads: Some 2009-2017 Expedition/Navigator, 2009-2014 F-150/Mustang, 2008-2009 Sable, 2008-2019 Taurus/Flex/MKT, 2013-2019 Police Interceptor Sedan/Utility, and 2011-2019 Explorer vehicles may exhibit inoperative or intermittent HVAC blower motor function at various fan speed settings.…

Which vehicles does SSM-47797 cover?

NHTSA's file names Ford Expedition (2009–2011, 2014); Ford F-150 (2009–2010); Ford Flex (2009–2014); Ford Mustang (2009–2014); Ford Taurus (2010–2014); Lincoln Navigator (2009–2011, 2014). 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-47797 a recall, and is the repair free?

No. SSM-47797 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-47797?

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-47797, 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-47797. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.