AutoUtility currently tracks 95 official NHTSA owner defect complaints for the 2018 Genesis G80. Electrical System issues are the most frequently reported category, appearing in 22 complaints (23.2% of submitted records). Among these NHTSA complaint records, 8 filings cite a crash, 3 report one or more injuries.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
22 owner complaints submitted to NHTSA ODI for this subsystem.
15 owner complaints submitted to NHTSA ODI for this subsystem.
14 owner complaints submitted to NHTSA ODI for this subsystem.
13 owner complaints submitted to NHTSA ODI for this subsystem.
Formal engineering analyses and preliminary evaluations opened by the NHTSA Office of Defects Investigation
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"After 2 hours on the road August 1, 2026 (from [XXX] to [XXX]), in 119-degree heat, the AC stopped blowing cold air out of the dash vents. There was cold air coming out of the rear-seat vent. The vehicle became unbearably hot. (Took my wife 2 days to recover from heat exhaustion.) The AC started..."
"Dear NHTSA Office of Defects Investigation, I am submitting this letter to request an urgent review of a recurring and widespread air‑conditioning failure in the 2018 Genesis G80. The AC system consistently shuts off after extended driving and does not cool down when the car starts, especially in..."
"Driver side rear door electric latch is stop working and i tried to open the latch manually but the locked latch won't let me but remain locked. I have concerns with the situation because when door latch were broken due to accident, the door would remain locked and passengers would not be able to..."
"The contact owns a 2018 Genesis G80. The contact stated that the Check Oil and Low Oil warning light illuminated while the vehicle was idling. The warning lights turned off while driving. The vehicle was not taken to the dealer or an independent mechanic to be repaired. The manufacturer was not..."
"1. The Airbag Control Unit (ACU) and associated restraint‑system components appear to have malfunctioned. The Event Data Recorder shows inconsistent airbag deployment staging, a pretensioner firing while the belt was recorded as unbuckled, a seat‑track sensor fault, unsupported..."
Reported defect complaint volume across sibling model years (2017–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2017 Genesis G80 | 65 | 3 | 2 | View 2017 Problems → |
| 2018 Genesis G80 Current Page | 95 | 8 | 6 | Current |
| 2019 Genesis G80 | 27 | 2 | 3 | View 2019 Problems → |
| 2020 Genesis G80 | 0 | 0 | 2 | View 2020 Problems → |
| 2021 Genesis G80 | 9 | 0 | 4 | View 2021 Problems → |
| 2022 Genesis G80 | 7 | 0 | 4 | View 2022 Problems → |
| 2023 Genesis G80 | 9 | 1 | 4 | View 2023 Problems → |
| 2024 Genesis G80 | 1 | 0 | 2 | View 2024 Problems → |
| 2025 Genesis G80 | 3 | 0 | 2 | View 2025 Problems → |
| 2026 Genesis G80 | 0 | 0 | 1 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 32 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 13 | 1 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 12 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 10 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 8 | 0 | 0 | 0 | 0 |
| Air Bags NHTSA category: AIR BAGS | 6 | 4 | 0 | 5 | 0 |
| Engine NHTSA category: ENGINE | 6 | 0 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 4 | 0 | 0 | 0 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 3 | 0 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 3 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 2 | 0 | 0 | 0 | 0 |
| Engine & Cooling NHTSA category: ENGINE AND ENGINE COOLING | 2 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING | 2 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES, HYDRAULIC | 2 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM,AIR BAGS | 2 | 2 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 2 | 0 | 0 | 0 | 0 |
| AIR BAGS,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| Back Over Prevention / Camera NHTSA category: BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| ENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ENGINE,ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ENGINE,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Doors, Latches & Locks NHTSA category: LATCHES/LOCKS/LINKAGES | 1 | 0 | 0 | 0 | 0 |
| PARKING BRAKE,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,SERVICE BRAKES | 1 | 1 | 0 | 0 | 0 |
| POWER TRAIN,UNKNOWN OR OTHER,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| STEERING,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| STEERING,WHEELS | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2018 Genesis G80
In official NHTSA consumer records, the most frequently cited issue area for the 2018 Genesis G80 is Electrical System, appearing in 22 records (23.2% of submitted filings).
Secondary reported categories include Steering System (15) and Engine & Cooling (14).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 95 consumer defect complaints and 6 safety recall campaigns for the 2018 Genesis G80.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2018 Genesis G80, 8 filings cite a crash, 0 cite smoke or fire, and 3 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
NHTSA ODI records list 1 formal defect investigation involving the 2018 Genesis G80 (1 currently open).
Federal defect investigations are formal engineering evaluations opened when safety defect trends emerge, and do not by themselves establish a confirmed defect or mandatory recall.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.