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Service bulletins for the 2015 Kia Optima

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.

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

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Only bulletins with component: Drive belts are shown. Show all

Bulletins, newest first
TSB-ENG143R12017-08-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). TSB: SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND BOLT REPLACEMENT (SA170) - This bulletin provides the information to replace the crankshaft pulley and crankshaft bolt on some 2015MY Optima (QF) and 2015MY Sorento (XMa) vehicles, produced from June 30, 2014 through July 14, 2014 and equipped with 2.4L Theta engines.
TSB-143REV12014-12-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE AND ENGINE COOLING:ENGINE; EQUIPMENT. KIA: INFORMATION ON REPLACING CRANKSHAFT PULLEY AND CRANKSHAFT BOLT, ON SOME VEHICLES, THAT ARE EXHIBITING AN OIL LEAK OR HAVE ENGINE NOISES COMING FROM FRONT CRANKSHAFT PULLEY DUE TO EXCESSIVE MATERIAL ON TIP OF CRANKSHAFT. MODEL 2015 OPTIMA, SORENTO. *PE UPDATED 03/27/15 *LJ

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