TSB SC350 — Kia Software update
SC350 is a software update on file with NHTSA for the Kia Sportage, 2025–2026 model years, filed and re-filed as 6 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC350) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Service Campaign to upgrade the Body Domain Controller (BDC) software logic in the following vehicles equipped with…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. SC350 is filed as a software update, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years SC350 names
| Vehicle | Model years |
|---|---|
| Kia Sportage | 2025, 2026 |
Every document filed under SC350
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| OTA_SC350 | November 7, 2025 | Software update |
| SC350_OWNR | October 18, 2025 | Service campaign |
| SC350_DP | October 16, 2025 | Service campaign |
| SC350_DPSM | October 16, 2025 | Service campaign |
| SC350_QA | October 16, 2025 | Service campaign |
| SC350_TSB | October 16, 2025 | Service bulletin |
What SC350 covers
Electrical, Driver assistance — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB SC350?
SC350 is a software update filed with NHTSA by Kia, covering the Kia Sportage across the 2025–2026 model years. NHTSA's summary reads: VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC350) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Service Campaign to upgrade the Body Domain Controller (BDC) software logic in the following vehicles equipped with…
Which vehicles does SC350 cover?
NHTSA's file names Kia Sportage (2025–2026). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB SC350 a recall, and is the repair free?
SC350 is filed as a software update, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of SC350?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under SC350, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under SC350. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.