Lamborghini service campaign L636-A.08.26
What it saysDue to a calibration issue on the doors ECU, it is possible that the control unit loses the reference for the window regulator's RPM, causing the short drop feature to slightly lower the window even when its not… NHTSA’s full summary ↓
Lamborghini filed this with NHTSA as a service campaign dated Sep 14, 2026, received Oct 5, 2026, about the visibility/wiper. It names 1 model year (2025). A service campaign 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 communicationDue to a calibration issue on the doors ECU, it is possible that the control unit loses the reference for the window regulator's RPM, causing the short drop feature to slightly lower the window even when its not required. Therefore, a new ZDC update is necessary for appropriately set the calibration parameters.
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| L636-A.08.26 | Service campaign | Sep 14, 2026 | 11037919 | PDF, 934 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 themA 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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More bulletins about the visibility/wiper
Source: same model, same component group1 other manufacturer communication filed against the Lamborghini Urus under the same component group (visibility/wiper), newest first.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| L636-A.19.25 | Service bulletin | Nov 5, 2025 | Automobili Lamborghini identified a visual imperfection in the panoramic roof gasket, therefore this technical bulletin aim is to correct a… |
Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Lamborghini, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Lamborghini L636-A.08.26 a recall?
No. A service campaign 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 L636-A.08.26 repair free?
A service campaign 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 L636-A.08.26 cover?
The manufacturer filed it against 1 model year: 2025 Lamborghini Urus. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.