Kia service campaign SC339
Kia filed this with NHTSA as a service campaign dated May 3, 2025, received Apr 30, 2025, about the seats — 5 documents under this number: SC339_OWNR, SC339_TSB, SC339_QA, SC339_DPSM and more. It names 2 model years (2024–2025). 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.
What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationVOLUNTARY SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC339) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Service Campaign to inspect and, if necessary, replace the right-hand 2nd-row seat cushion wire harness on certain 2024-2025 MY Sorento X-Line Prestige AWD and X-Pro SX Prestige AWD vehicles equipped with heated 2nd-row Captain’s Chairs, manufactured from December 7, 2023 through January 29, 2025. Dealers will also reroute the wiring harness and install additional protective covering to prevent damage to the wiring.
Documents filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| SC339_OWNR | Service campaign | May 3, 2025 | 11018158 | not yet checked |
| SC339_TSB | Service bulletin | Apr 30, 2025 | 11017411 | not yet checked |
| SC339_QA | Service campaign | Apr 30, 2025 | 11017372 | not yet checked |
| SC339_DPSM | Service campaign | Apr 30, 2025 | 11017371 | not yet checked |
| SC339_DP | Service campaign | Apr 30, 2025 | 11017370 | not yet checked |
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.
Common questions
Source: NHTSA, 49 CFR 579.5Is Kia SC339 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 SC339 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 SC339 cover?
The manufacturer filed it against 2 model years: 2025 Kia Sorento, 2024 Kia Sorento. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.