GROUNDWORK — 21V301000: Engine and transmission recall for HYUNDAI KONA and 2 other models HYUNDAI KONA and 2 other models: check the listed vehicles, the reported issue and the manufacturer remedy for 21V301000. Keep the official status and service answers in one private record. Campaign: 21V301000 Official record checked: 2026-10-19T20:40:30.267Z Official campaign: https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=21V301000 Official VIN lookup: https://www.nhtsa.gov/recalls LISTED VEHICLES (VIN confirmation required) 2021 HYUNDAI KONA 2019 HYUNDAI VELOSTER 2019 HYUNDAI KONA 2019 HYUNDAI ELANTRA 2020 HYUNDAI ELANTRA 2020 HYUNDAI KONA 2020 HYUNDAI VELOSTER 2021 HYUNDAI VELOSTER OFFICIAL REPORTED ISSUE Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona and Veloster vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which could result in engine damage. OFFICIAL REPORTED CONSEQUENCE A damaged engine may stall, increasing the risk of a crash. In addition, oil may leak onto hot exhaust components, increasing the risk of a fire. OFFICIAL REPORTED REMEDY Dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Hyundai will deploy Piston Ring Noise Sensing System (PNSS) software. Owner notification letters were mailed August 24, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. OFFICIAL NOTES Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov. OWNER PREPARATION Record an existing symptom and its date. Do not reproduce a loss of power, stall or transmission fault in traffic. REMEDY TIMING IN THE DATED SOURCE Confirm current remedy arrangements The source does not explicitly establish current remedy availability. Ask the manufacturer about the applicable remedy, required parts or software, appointment arrangements and any interim instructions. Current availability for your VIN: unconfirmed. YOUR SERVICE QUESTIONS 1. Does the manufacturer confirm that campaign 21V301000 applies to this VIN, including the report’s equipment and production restrictions? A matching model and year is only a starting point. The official lookup or manufacturer must establish the individual vehicle’s status. Discussion status / answer: __________ 2. What remedy, required parts or software, and appointment arrangements are currently available for this VIN, and which interim instructions apply? The source does not explicitly establish current remedy availability. Ask the manufacturer about the applicable remedy, required parts or software, appointment arrangements and any interim instructions. Discussion status / answer: __________ 3. Which engine or transmission component is covered, and does an existing drivability problem need separate diagnosis? Compare the answer with the reported component: ENGINE. Discussion status / answer: __________ 4. If an inspection determines which work is needed, what was inspected, what was found, and which corrective work followed? Ask for the inspection result as well as the final action. A parts list alone may not describe an inspection-based remedy. Discussion status / answer: __________ 5. Which module and software completion record demonstrate that the update for 21V301000 was applied? Ask the service provider how the campaign-specific software remedy is documented. A dashboard reset is not evidence of the specified update. Discussion status / answer: __________ 6. Which items in the reported replacement remedy for 21V301000 were replaced, and are they identified on the work order? Keep the replaced items and the campaign number together so that a later visit can distinguish recall work from other repairs. Discussion status / answer: __________ 7. What dated document records the remedy performed under 21V301000, and what should I do if the reported concern remains? Keep campaign completion and unresolved symptoms as separate questions. A saved worksheet or booked appointment does not establish a repair. Discussion status / answer: __________ OFFICIAL LOOKUP DECISIONS Not checked or unavailable: eligibility remains unconfirmed; use the official lookup or manufacturer. Campaign listed as open: confirm current instructions, availability and remedy arrangements. Campaign not listed as open: reconcile repair history and lookup coverage with the manufacturer if needed. A zero-open result does not diagnose symptoms. Work order records completed recall work: keep the exact campaign and dated remedy record; report unresolved symptoms separately. YOUR RECORD Check date: __________ Official lookup result: __________ Service arrangement: __________ Existing observation: __________ Questions and work-order notes (no VIN or plate needed): __________ LOOKUP LIMITS A model/year match does not establish VIN eligibility. The official lookup may omit completed recalls, some recent campaigns or recalls outside its coverage. The listed defect does not prove the cause of a symptom on your vehicle. This guide supports owner preparation and does not provide a repair procedure.