TSB TSB-26-2046 — Ford and Lincoln Service bulletin
TSB-26-2046 is a service bulletin on file with NHTSA for 4 Ford and Lincoln models, 2020–2023 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This bulletin supersedes TSB 25-2611. Reason For Update: Change the part number for the transmission fluid heat exchanger bolt (Expedition/Navigator) as well as change the claim/package quantities for HL3Z-7B442-F and HL3Z-7B164-C. Some of the vehicles listed in the Model…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years TSB-26-2046 names
| Vehicle | Model years |
|---|---|
| Ford Expedition | 2022 |
| Ford Mustang | 2021, 2022 |
| Ford Transit | 2020, 2021, 2022, 2023 |
| Lincoln Navigator | 2022 |
Every document filed under TSB-26-2046
| Document ID | Filed | Type |
|---|---|---|
| TSB 26-2046 | February 13, 2026 | Service bulletin |
What TSB-26-2046 covers
Transmission & drivetrain — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB TSB-26-2046?
TSB-26-2046 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 4 Ford and Lincoln models across the 2020–2023 model years. NHTSA's summary reads: This bulletin supersedes TSB 25-2611. Reason For Update: Change the part number for the transmission fluid heat exchanger bolt (Expedition/Navigator) as well as change the claim/package quantities for HL3Z-7B442-F and HL3Z-7B164-C. Some of the vehicles listed in the Model…
Which vehicles does TSB-26-2046 cover?
NHTSA's file names Ford Expedition (2022); Ford Mustang (2021–2022); Ford Transit (2020–2023); Lincoln Navigator (2022). 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 TSB-26-2046 a recall, and is the repair free?
No. TSB-26-2046 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 TSB-26-2046?
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 TSB-26-2046, its date, and NHTSA's own summary from the public file.
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 TSB-26-2046. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.