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Manufacturer communication · Service bulletin

Dodge bulletin 08-280-25

What it saysFlash: Driver Assistant System Module (DASM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. NHTSA’s full summary ↓

Dodge filed this with NHTSA as a service bulletin dated Aug 22, 2025, received Aug 27, 2025, about the electrical system. It names 1 model year (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
Built on or before 19 Dec 2023 “Build date on or before December 19, 2023”

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.

Flash: Driver Assistant System Module (DASM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find the following Diagnostic Trouble Code (DTC) has been set: ● C1409-97- Radar Sensor Blind - Component Or System Operation Obstructed Or Blocked. In addition, the customer may comment on the following: ● The Adaptive Cruise Control/Highway Assist is not available. This bulletin involves inspecting and possibly updating the DASM, HALF module, and the IPC with the latest available software

Kind Service bulletin Manufacturer date Aug 22, 2025 Received by NHTSA Aug 27, 2025 Components Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
08-280-25Service bulletinAug 22, 202511022169PDF

What the document itself lists

Labour operations and the time the manufacturer allows

OperationDescriptionTime
18-19-17-AGInspect ACC, HALF, IPC Module Software Level0.2 hrs
18-19-17-AHInspect and Reprogram Module(s)0.1 hrs
18-19-17-50Reprogram IPC Module2 hrs
18-19-17-51Reprogram HALF Module0.3 hrs
18-19-17-53Reprogram ACC/DASM Module0.2 hrs

Read by machine from the document NHTSA serves (4 pages), read Sep 30, 2026. A part number is shown only where it matches Dodge’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.

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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 1 model year this bulletin names have filed 79 complaints with NHTSA since 2015. 31 of them name Electrical System — 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 Dodge Hornet. The contact stated that while driving 40 MPH, the vehicle lost motive power. The accelerator pedal was depressed; however, the vehicle failed to accelerate as intended and the vehicle decelerated to 5 MPH. The vehicle was driven to a nearby parking lot and the engine seized.

2024 Dodge Hornet · Electrical System · filed with NHTSA Oct 7, 2026 · ODI 11769621

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 electrical system

Source: same model, same component group

62 other manufacturer communications filed against the Dodge Hornet under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Dodge list.

NumberKindDatedNHTSA’s summary
08-390-26Service bulletinOct 20, 2026Key fob Not Detected Due To Internal Battery Discharge Customers may comment on the following: SYMPTOM: ● The vehicle fails to detect the ke…
08-344-26Service bulletinSep 25, 2026Flash: Body Control Module (BCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigati…
08-251-26Service bulletinSep 25, 2026Flash: Body Control Module (BCM) Updates Customers may experience the following: SYMPTOM: ● The battery is depleted, vehicle will not start.…
08-252-26Service bulletinJun 27, 2026Heated Seats and Heated Wheel Turn Off Or Become Disabled Customers may comment on the following: ● Customer may comment that their Heated S…
08-241-26Service bulletinJun 16, 2026Flash: Auxiliary Hybrid Control Processor Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYM…
08-200-26Service bulletinMay 5, 2026Instrument Panel Cluster (IPC) Content Missing Or Screen Blank Customers may experience the following: ● IPC content missing, display abnorm…
08-148-26Service bulletinApr 14, 2026The following software enhancement is available: ● This software update enables the feature Active Cabin Ventilation (ACV). This bulletin pr…
S1408000384Service bulletinMar 4, 2026"Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Messa…

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

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

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Dodge 08-280-25 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 08-280-25 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. Every Stellantis warranty extension on file lists the ones Stellantis has filed.

Which vehicles does 08-280-25 cover?

The manufacturer filed it against 1 model year: 2024 Dodge Hornet. 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: built on or before 19 Dec 2023 — the build date is on the certification label in the driver’s door jamb.