Ford over-the-air update ECM-25.11.3
What it says"26C10 Recall remedy -Addresses instances where the trailer lights and trailer brakes may not function" NHTSA’s full summary ↓
Ford filed this with NHTSA as an over-the-air update dated Mar 18, 2026, received Apr 1, 2026, about the exterior lighting — 1 document under this number: ECM-25.11.3 SuperDuty. It names 4 model years (2024). An over-the-air update is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communication"26C10 Recall remedy -Addresses instances where the trailer lights and trailer brakes may not function"
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| ECM-25.11.3 SuperDuty | Over-the-air update | Mar 18, 2026 | 11030401 | PDF, 22 KB |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Model years it names
Source: as the manufacturer filed themAlso filed against model years this site has no page for: 2024 Ford F-550 SD.
A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
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What owners reported
Source: NHTSA complaint databaseOwners of the 3 model years this bulletin names have filed 94 complaints with NHTSA since 2015. 32 of them name Electrical System, Exterior Lighting — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.
The contact owns a 2024 Ford F-350 SD. The contact stated that while driving at various speeds and hauling a trailer, the trailer brakes failed to activate while depressing the brake pedal. During the failure, there were no warning lights or messages displayed. The cause of the failure was not yet determined.
2024 Ford F-350 Super Duty · Electrical System · filed with NHTSA Jun 16, 2025 · ODI 11667178
What component or system failed or malfunctioned, and is it available for inspection upon request? High beam "projector style" LED headlights have bright lines that are very distracting when driving at night. How was your safety or the safety of others put at risk? Driver's vision is impacted.
2024 Ford F-450 Super Duty · Exterior Lighting · filed with NHTSA Feb 7, 2024 · ODI 11570561
The truck will shut off a short period of time after starting and often won't restart. It displays a message stating "Vehicle may not start/restart. Service now". Sometimes this message will pop up even without the vehicle shutting off. This has occurred in park, drive, and reverse.
2024 Ford F-250 Super Duty · Electrical System · filed with NHTSA Feb 25, 2026 · ODI 11720534
A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.
More bulletins about the exterior lighting
Source: same model, same component group3 other manufacturer communications filed against these Ford models under the same component group (exterior lighting), newest first.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| ITRM-26.BG.FG | Over-the-air update | Apr 3, 2026 | 26C10 Recall remedy -Addresses instances where the trailer lights and trailer brakes may not function |
| SSM 54008 | Service bulletin | Jul 2, 2025 | Some 2021-2025 F-150 non-Lightning, 2023-2025 F-Super Duty, 2024-2025 Ranger, and 2025 Explorer vehicles may exhibit a perceived improper fu… |
| OTAPU0107VIFXSD | Service bulletin | Mar 15, 2024 | Quality Improvements include: - Fixing the headlamp staying ON issue during the BCM OTA update |
Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Ford, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Ford ECM-25.11.3 a recall?
No. A over-the-air update is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the ECM-25.11.3 repair free?
A over-the-air update is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.
Which vehicles does ECM-25.11.3 cover?
The manufacturer filed it against 4 model years: 2024 Ford F-250 Super Duty, 2024 Ford F-350 Super Duty, 2024 Ford F-450 Super Duty, 2024 Ford F-550 SD. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.