2018 Genesis G90 problems and recalls

Owners have filed 16 complaints on the 2018 Genesis G90, and NHTSA has issued 4 recalls. The most cited component is the Electrical System (5 complaints).

16
Complaints
4
Recalls
1
Crash reports
0
Fire reports
0
Injuries
56.0
Severity index

Severity index 56.0 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 56.0p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Components cited in complaints

Electrical SystemElectrical System: 5 complaints (31.2%)5 31%EngineEngine: 4 complaints (25.0%)4 25%Unknown Or OtherUnknown Or Other: 2 complaints (12.5%)2 12%Power TrainPower Train: 2 complaints (12.5%)2 12%Fuel/Propulsion SystemFuel/Propulsion System: 2 complaints (12.5%)2 12%TiresTires: 1 complaints (6.2%)1 6%Latches/Locks/LinkagesLatches/Locks/Linkages: 1 complaints (6.2%)1 6%Lane DepartureLane Departure: 1 complaints (6.2%)1 6%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
ELECTRICAL SYSTEM531.2%
ENGINE425.0%
UNKNOWN OR OTHER212.5%
POWER TRAIN212.5%
FUEL/PROPULSION SYSTEM212.5%
TIRES16.2%
LATCHES/LOCKS/LINKAGES16.2%
LANE DEPARTURE16.2%

Complaints filed per year

0232018: 32019: 32020: 22021: 22022: 12023: 12024: 32025: 118319202122232425
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20183
20193
20202
20212
20221
20231
20243
20251
Filings in 2023 to 2025 were close to 2020 to 2022 (5 against 5).

Recall campaigns

CampaignReportedComponentSummary
19V53800019/07/2019ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPEHyundai Motor America (Hyundai) is recalling certain 2018 Genesis G80 and 2017-2018 Genesis G90 vehicles equipped with 3.3 liter turbocharged engines. The turbocharger oil supply pipe may have a loose seal, causing oil to leak onto the exhaust manifold.
18V30500010/05/2018VISIBILITY:WINDSHIELDHyundai Motor America (Hyundai) is recalling certain 2018 Hyundai Genesis G80 and Genesis G90 vehicles. The windshield and rear window on these vehicles may have been installed with incorrect primer, potentially reducing the glass bonding strength.
24V10700013/02/2024ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOIDHyundai Motor America (Hyundai) is recalling certain 2015-2016 Genesis, 2017-2019 Genesis G80, Genesis G90, and 2019 Genesis G70 vehicles. Water may enter the starter solenoid and cause an electrical short, which can result in an engine compartment fire while parked or driving.
24V19100008/03/2024ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGERHyundai Motor America (Hyundai) is recalling certain 2018-2020 Genesis G80, 2017-2022 G90, and 2019-2022 G70 vehicles equipped with a 3.3-liter V6 turbocharged engine. The left turbocharger oil feed pipe may deteriorate and leak oil.

Other Genesis G90 model years

Severity index for every other model year on file. Compare all 2 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.