TSB SC353 — Kia Service campaign
SC353 is a service campaign on file with NHTSA for the Kia Sorento, 2025 model years, filed and re-filed as 5 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC353) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign on certain 2025 MY Sorento vehicles, manufactured from December 18, 2024 through February 24, 2025, to replace the engine…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. SC353 is filed as a service campaign, 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 SC353 names
| Vehicle | Model years |
|---|---|
| Kia Sorento | 2025 |
Every document filed under SC353
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 |
|---|---|---|
| SC353_OWNR | November 13, 2025 | Service campaign |
| SC353_DPSM | November 11, 2025 | Service campaign |
| SC353_DP | November 11, 2025 | Service campaign |
| SC353_QA | November 11, 2025 | Service campaign |
| SC353_TSB | November 11, 2025 | Service bulletin |
What SC353 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB SC353?
SC353 is a service campaign filed with NHTSA by Kia, covering the Kia Sorento across the 2025 model years. NHTSA's summary reads: VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC353) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign on certain 2025 MY Sorento vehicles, manufactured from December 18, 2024 through February 24, 2025, to replace the engine…
Which vehicles does SC353 cover?
NHTSA's file names Kia Sorento (2025). 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 SC353 a recall, and is the repair free?
SC353 is filed as a service campaign, 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 SC353?
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 SC353, 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 SC353. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.