Service bulletins for the 2021 Kia Sorento
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.
121 on file from NHTSA, as of 2026-10-19.
About C2709 on the 2021 Kia Sorento: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: C2709 are shown. Show all
| TSB_BOD308 | 2022-08-03. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: REAR CORNER RADAR UNIT BODY SEALER INSPECTION & REPAIR (SA503) - This bulletin provides information to inspect both rear (LH & RH) corner radar unit mounting body sealer surface on some 2021-2022MY Sorento (MQ4a) vehicles equipped with rear Blind Spot Detection (BSD) System, produced from November 30, 2021 through June 30, 2022, which may have excess body sealer applied during assembly causing improper mounting angle of the rear corner radar unit. An improperly mounted rear radar unit may cause the vehicle to exhibit a MIL 'ON' with DTC C270954. Follow the procedure outlined in this publication to inspect and, if necessary, file down the seam sealer behind the bracket. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.