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Manufacturer communication · Service bulletin

Ford bulletin TSB 24-2348

What it saysSome 2020-2024 Escape and 2021-2024 Bronco Sport vehicles may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. NHTSA’s full summary ↓

Ford filed this with NHTSA as a service bulletin dated Oct 30, 2024, received Nov 1, 2024. It names 9 model years (2020–2024). 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
Superseded. Ford replaced this bulletin with TSB 25-2031 dated Feb 14, 2025. Read that one first; this page stays as the record of what was filed under TSB 24-2348.
2021-2022 Bronco Sport on or before 23 Sep 2022 “Built on or before 23-Sep-2022”
2020-2022 Escape 1 Nov 2020 – 29 Aug 2022 “Built on 1-Nov-2020 and through 29-Aug-2022”

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 2020-2024 Escape and 2021-2024 Bronco Sport vehicles may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity.

Kind Service bulletin Manufacturer date Oct 30, 2024 Received by NHTSA Nov 1, 2024 Components — Supersedes TSB 24-2326 (Oct 17, 2024) Superseded by TSB 25-2031 (Feb 14, 2025)

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
TSB 24-2348Service bulletinOct 30, 202411009564PDF, 3,799 KB

What the document itself lists

Parts the bulletin names

Part numberDescriptionQtyFind it
SZ6Z-2200-ABrake Pad Clips Kit—eBay Motors →
W720472-S439Brake Caliper Anchor Plate—eBay Motors →
DG9Z-2C150-BRear Reinforced1eBay Motors →
DG9Z-2B486-BBrake Caliper Spring1eBay Motors →
LX6Z-2C026-DRear Brake Disc1eBay Motors →

Labour operations and the time the manufacturer allows

OperationDescriptionTime
242348A2020-2024 Escape, 2021-2024 Bronco Sport: Replace The Brake Pads On Both (2) Rear…0.9 hrs
242348B2020-2024 Escape, 2021-2024 Bronco Sport: Replace The Caliper Bushings, Guide Pins…1.4 hrs
242348C2020-2024 Escape: Additional Time To Machine Both Rear Disc Brake Rotors On Vehicle…0.6 hrs
242348D2020-2024 Escape: Additional Time To Replace Both Rear Disc Brake Rotors (Can Be…0.2 hrs
242348E2021-2024 Bronco Sport: Additional Time To Machine Both Rear Disc Brake Rotors On…0.7 hrs
242348F2021-2024 Bronco Sport: Additional Time To Replace Both Rear Disc Brake Rotors0.4 hrs

Read by machine from the document NHTSA serves (26 pages), read Sep 30, 2026. A part number is shown only where it matches Ford’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 9 model years this bulletin names have filed 4,386 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 Ford, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Ford TSB 24-2348 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 24-2348 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 24-2348 cover?

The manufacturer filed it against 9 model years: 2024 Ford Bronco Sport, 2023 Ford Bronco Sport, 2022 Ford Bronco Sport, 2021 Ford Bronco Sport, 2024 Ford Escape, 2023 Ford Escape and more. 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: 2021-2022 Bronco Sport: built on or before 23 Sep 2022; 2020-2022 Escape: built 1 Nov 2020 – 29 Aug 2022 — the build date is on the certification label in the driver’s door jamb.