There are 1 owner-reported powertrain & transmission complaints for the 2021 Genesis G80in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2021 Genesis G80. The contact stated while driving 30-40 mph on two separate occasions, the transmission disengaged, and the vehicle stalled and restarted without warning. The local dealer was not contacted. The vehicle was not diagnosed nor repaired. The manufacturer was notified of the failure. The failure mileage was 29,034.
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 26, 2026