2018 Genesis G80 problems and complaints
Owners have filed 99 complaints with NHTSA about the 2018 Genesis G80. The most-reported areas: Electrical System (23), Unknown Or Other (19), Steering (16).
Key takeaways
- 99 owner complaints on file with NHTSA.
- 8 involve a crash, 1 a fire, 5 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 23 | 23% |
| Unknown Or Other | 19 | 19% |
| Steering | 16 | 16% |
| Engine | 13 | 13% |
| Air Bags | 9 | 9% |
| Wheels | 9 | 9% |
| Service Brakes | 7 | 7% |
| Power Train | 5 | 5% |
| Structure | 4 | 4% |
| Tires | 4 | 4% |
| Engine And Engine Cooling | 3 | 3% |
| Seats | 2 | 2% |
One complaint can name several components, so shares add up to more than 100%.
Parts for the 2018 Genesis G80
GarageDex's verified specs for this car. Each Buy button searches Amazon for that exact part.
- Battery
- Engine oil
- Wiper blades
- Headlight bulb
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| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Genesis G80 4 DR RWD | 5/5 | 5/5 | 5/5 | 5/5 |
| 2018 Genesis G80 4 DR AWD | 5/5 | 5/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Electrical System,unknown Or Other,engine - filed 2026-10-28
This complaint is filed regarding an under-hood thermal fire incident and unauthorized modification involving a federally mandated safety recall for a 2018 Genesis G80 (VIN: [XXX]). To resolve a starting issue, technicians at Van Hyundai in [XXX], bypassed the standard ignition circuit and installed an un-fused manua...
Unknown Or Other,engine - filed 2026-10-22
Failing oil pressure sensor which “blinds” the driver of the engines true oil levels. It occasionally causes the car to go into “limp” mode or stall which could cause unnecessary and unreasonable traffic safety hazards. This is a well known and documented critical safety defect by Genesis as they’ve already executed a...
Steering - filed 2026-10-19
When negotiating a curve, the steering wheel sticks and does not return to center without the driver forcing the wheel back to the required direction. Instead of a smooth and consistent feeling when turning the wheel, the steering wheel feels "locked" until the driver's force breaks the steering wheel free. In addition...
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More for the 2018 Genesis G80
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.