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Service bulletins for the 2025 Kia Carnival

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

56 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with type: Emissions are shown. Show all

Bulletins, newest first
SC333_QA2025-06-25. Emissions. ENGINE; FUEL/PROPULSION SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: QUESTION AND ANSWER (SC333) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Emissions Service Campaign SC333.
SC333_STKR2025-06-11. Emissions. FUEL/PROPULSION SYSTEM; ENGINE. SC333_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION LABEL/STICKER
SC333_POC2025-06-11. Emissions. FUEL/PROPULSION SYSTEM; ENGINE. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: SC333_POC: PROOF OF CORRECTION CARD
SC333_OWNR2025-06-11. Emissions. ENGINE; FUEL/PROPULSION SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC333) - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions software logic in the Electronic Control Module (ECM) on certain 2025 MY Carnival vehicles equipped with 3.5L Gas Direct Injection (GDI) engines to ensure compliance with emissions regulations.
SC333_DPSM2025-06-11. Emissions. ENGINE; FUEL/PROPULSION SYSTEM. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC333) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2025 MY Kia Carnival vehicles equipped with 3.5L Gas Direct Injection (GDI) engines manufactured from April 15, 2024 to November 27, 2024 to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations.
SC333_DP2025-06-11. Emissions. FUEL/PROPULSION SYSTEM; ENGINE. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC333) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2025 MY Kia Carnival vehicles equipped with 3.5L Gas Direct Injection (GDI) engines manufactured from April 15, 2024 to November 27, 2024 to improve the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.