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Manufacturer communication · Service bulletin

Lincoln bulletin TSB 25-2275

What it saysSome of the vehicles listed in the Model statement above may exhibit no audio/sound and/or replacement DSP programmable module installation (PMI) that does not complete. NHTSA’s full summary ↓

Lincoln filed this with NHTSA as a service bulletin dated Jun 25, 2025, received Jul 1, 2025. It names 2 model years (2024–2025). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication
2024-2025 Nautilus on or before 24 Mar 2025 “Built on or before 24-Mar-2025”

What it applies to, as the document itself states it — the build window in the manufacturer’s own words, read by machine from the PDF NHTSA serves. The build date is on the certification label in the driver’s door jamb; the dealer settles a borderline vehicle by its VIN.

Some of the vehicles listed in the Model statement above may exhibit no audio/sound and/or replacement DSP programmable module installation (PMI) that does not complete. This may be due to the software in the DSP.

Kind Service bulletin Manufacturer date Jun 25, 2025 Received by NHTSA Jul 1, 2025 Components —

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
TSB 25-2275Service bulletinJun 25, 202511019886PDF, 111 KB

What the document itself lists

Part the bulletin names

Part numberDescriptionQtyFind it
R2TZ-18B849-M——

Labour operations and the time the manufacturer allows

OperationDescriptionTime
252275A2024-2025 Nautilus: Verify Feature Code, Software Level And Replace The DSP (Do Not…0.8 hrs
252275B2024-2025 Nautilus: Verify Feature Code, Software Level Includes Time To Verify…0.4 hrs
252274C2024-2025 Nautilus: Verify Feature Code, Software Level Includes Time To Verify…0.4 hrs

Read by machine from the document NHTSA serves (2 pages), read Sep 30, 2026. A part number is shown only where it matches Lincoln’s own catalogue shape, an operation only with its code and time, and a description only where the reader got it whole; anything it could not settle is left out, and the PDF is the record. Times are the manufacturer’s warranty allowances, not a quote. Listings and prices on eBay Motors are the seller’s.

Affiliate disclosure: some links on this page are affiliate links. If you request a quote or buy through them we may earn a commission at no extra cost to you. Nothing on this page changes because of it.

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 them

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 database

Owners of the 2 model years this bulletin names have filed 67 complaints with NHTSA since 2015.

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.

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Lincoln, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Lincoln TSB 25-2275 a recall?

No. A service bulletin 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 TSB 25-2275 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.

Which vehicles does TSB 25-2275 cover?

The manufacturer filed it against 2 model years: 2025 Lincoln Nautilus, 2024 Lincoln Nautilus. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone. The document itself sets the build window: 2024-2025 Nautilus: built on or before 24 Mar 2025 — the build date is on the certification label in the driver’s door jamb.