WenmarOpen by Wenmar Pro

Service campaign SC339_QA

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService campaign
NHTSA id11017372
Published by NHTSA2025-04-30
Manufacturer's numberSC339_QA
Manufacturer's date2025-04-30
Campaign id or software versionSC339
NHTSA componentSEATS

NHTSA's summary

VOLUNTARY SERVICE CAMPAIGN: QUESTION AND ANSWER (SC339) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Service Campaign SC339.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Seats

Vehicles listed
KIA SORENTO2024, 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SC339_OWNR2025-05-08. Service campaign. VOLUNTARY SERVICE CAMPAIGN: OWNER NOTIFICATION (SC339) - OWNER NOTIFICATION (SC339) - This document is the owner notification advising that Kia is conducting a Voluntary Service Campaign to inspect and, based on the inspection results, replace the right-hand 2nd-row seat cushion wire harness on certain 2024-2025 MY Sorento X-Line SX Prestige AWD and X-Pro SX Prestige AWD vehicles equipped with heated 2nd-row Captain’s Chairs. In addition, dealers will reroute the wiring harness and install additional protective covering to prevent damage to the wiring.
SC339_TSB2025-05-01. Service bulletin. TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: RIGHT-HAND 2ND-ROW SEAT WIRING HARNESS INSPECTION/REPLACEMENT AND REROUTE (SC339) - This bulletin provides instructions to 1) inspect the right-hand 2nd-row seat cushion wiring harness and, if necessary, replace the wiring harness and 2) reroute the wiring harness and install additional protective covering to prevent damage to the wiring in certain 2024-2025 model year Sorento (MQ4a) vehicles equipped with heated 2nd-row captain’s chairs produced between December 7, 2023, and January 29, 2025.
SC339_DPSM2025-04-30. Service campaign. VOLUNTARY 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.
SC339_DP2025-04-30. Service campaign. VOLUNTARY SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC339) - This document is the announcement to the dealer principals 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