TSB SSM-46451 — Ford and Lincoln Service bulletin

SSM-46451 is a service bulletin on file with NHTSA for 5 Ford and Lincoln models, 2009–2017 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. 2009-2017 VEHICLES EQUIPPED WITH A 6R80, 6R100, 6R140 AUTOMATIC TRANSMISSION HAVE AN UPDATED MAIN CONTROL VALVE BODY OVERHAUL PROCEDURE. REFER TO WORKSHOP MANUAL (WSM), SECTION 307-01 FOR MAIN CONTROL VALVE BODY (7A100) OVERHAUL PROCEDURES. NOT ALL VALVE BODIES REQUIRE…

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

1Document filed
5Vehicles named
5Model years

Vehicles and model years SSM-46451 names

VehicleModel years
Ford Expedition 2009
Ford Explorer 2009, 2010
Ford F-150 2009
Ford Ranger 2014, 2016, 2017
Lincoln Navigator 2009

Every document filed under SSM-46451

Document IDFiledType
SSM 46451 March 14, 2017 Service bulletin

What SSM-46451 covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Ford Expedition TSB years TSB lookup by model

Questions buyers ask

What is TSB SSM-46451?

SSM-46451 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 5 Ford and Lincoln models across the 2009–2017 model years. NHTSA's summary reads: 2009-2017 VEHICLES EQUIPPED WITH A 6R80, 6R100, 6R140 AUTOMATIC TRANSMISSION HAVE AN UPDATED MAIN CONTROL VALVE BODY OVERHAUL PROCEDURE. REFER TO WORKSHOP MANUAL (WSM), SECTION 307-01 FOR MAIN CONTROL VALVE BODY (7A100) OVERHAUL PROCEDURES. NOT ALL VALVE BODIES REQUIRE…

Which vehicles does SSM-46451 cover?

NHTSA's file names Ford Expedition (2009); Ford Explorer (2009–2010); Ford F-150 (2009); Ford Ranger (2014, 2016–2017); Lincoln Navigator (2009). 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-46451 a recall, and is the repair free?

No. SSM-46451 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-46451?

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-46451, 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-46451. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.