TSB TSB-26-2023 — Ford and Lincoln Service bulletin
TSB-26-2023 is a service bulletin on file with NHTSA for 2 Ford and Lincoln models, 2024–2026 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Some vehicles listed in the Model section above may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2418:72 and/or P2450 stored in the PCM. This may be due to improperly connected evaporative emission line connections inside the fuel…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years TSB-26-2023 names
| Vehicle | Model years |
|---|---|
| Ford Expedition | 2024, 2026 |
| Lincoln Navigator | 2024 |
Every document filed under TSB-26-2023
| Document ID | Filed | Type |
|---|---|---|
| TSB 26-2023 | April 1, 2026 | Service bulletin |
What TSB-26-2023 covers
Fuel system, Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB TSB-26-2023?
TSB-26-2023 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 2 Ford and Lincoln models across the 2024–2026 model years. NHTSA's summary reads: Some vehicles listed in the Model section above may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2418:72 and/or P2450 stored in the PCM. This may be due to improperly connected evaporative emission line connections inside the fuel…
Which vehicles does TSB-26-2023 cover?
NHTSA's file names Ford Expedition (2024, 2026); Lincoln Navigator (2024). 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-26-2023 a recall, and is the repair free?
No. TSB-26-2023 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-26-2023?
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-26-2023, 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-26-2023. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.