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Service bulletins for the 2022 Hyundai Sonata

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.

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

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
22-01-006H-32022-04-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin provides the procedure to update the ECU and TCU software to improve drivability and shift quality when accelerating.
22-01-014H2022-03-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin describes the procedure to update wireless CarPlay to alleviate frequent disconnection of wireless CarPlay caused by other wireless noise from unknown sources which could make wireless communication unstable between D-Audio and mobile phone.
22-01-006H-22022-03-08. Service bulletin. ELECTRICAL SYSTEM; COMMUNICATION:MANUFACTURER TELEMATICS; ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin provides the procedure to update the ECU and TCU software to improve drivability and shift quality when accelerating.

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