EngineRecall 21V-301 · Hyundai vehicles
Hyundai Motor America recall 21V-301 covers 158,493 Hyundai vehicles for a engine problem, reported to NHTSA on April 28, 2021. The manufacturer's latest report (2023 Q2) shows 80% of affected vehicles repaired.
Source: NHTSA recall 21V301000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
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.
The risk
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.
The fix
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.
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.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
How fast cars are being fixed
80%repaired
Share of affected vehicles repaired in each quarterly report the manufacturer filed with NHTSA. 4,460 vehicles were listed as unreachable.