Recall 21V749000: Exterior Lighting:turn Signal
Official campaign-level recall information with affected vehicle links and a VIN-first buyer check.
Reviewed June 2026 from NHTSA recall campaign records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
Recall summary
Hyundai Motor America (Hyundai) is recalling certain 2015-2017 Sonata, 2016-2017 Sonata Hybrid, and Sonata Plug-In Hybrid vehicles. The Smart Junction Box (SJB) software logic may not properly interpret the signals received from the multifunction switch, which could cause the turn signal to activate in the opposite direction of what the driver intended.
Safety risk
A turn signal that activates in the opposite direction of what was intended by the driver increases the risk of a crash.
Recall remedy
Dealers will update the SJB software, free of charge. Owner notification letters were mailed November 19, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 210.
Frequently asked questions
What is recall campaign 21V749000?
Hyundai Motor America (Hyundai) is recalling certain 2015-2017 Sonata, 2016-2017 Sonata Hybrid, and Sonata Plug-In Hybrid vehicles. The Smart Junction Box (SJB) software logic may not properly interpret the signals received from the multifunction switch, which could cause the turn signal to activate in the opposite direction of what the driver intended.
How do I know if this recall applies to my car?
Use the exact 17-character VIN. A campaign can affect only certain production ranges, trims or equipment configurations.
Are recall repairs free?
Safety recall remedies are generally performed by franchised dealers at no charge when the exact VIN is affected and the remedy is available.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
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