There are 2 owner-reported powertrain & transmission complaints for the 2016 Hyundai Accentin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Engine is failing, oil leaking in the engine that messed up my catalytic converter and O2 sensors now it’s just sluggish , doesn’t accelerate properly, doesn’t idle nearly .
The vehicle made a loud catastrophic noises stopped running and couldn’t be restarted. Towed car to dealership where it was inspected and denied coverage based on owner not original owner. This 1.6L Gamma GDI Engine is part of the larger Hyundai and Kia Engine Litigation II (Case No. 8:18-cv-02223). The settlement provides a 15-year/150,000-mile extended warranty for said engine.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026