2018 Genesis G90: recalls, fuel economy and safety ratings
EPA rates the 2018 Genesis G90 at 18–20 mpg combined across 4 versions. NHTSA lists 4 safety recalls and 16 owner complaints for this model year.
Safety recalls
4
EPA combined mpg
18–20
NHTSA overall rating
—
Recall file dated Oct 27, 2026 · EPA file dated Sep 29, 2026 · updated Oct 27, 2026, 7:34 AM EDT
Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Genesis dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.
2018 Genesis G90 recalls
NHTSA's recall file lists 4 safety recalls for the 2018 Genesis G90, newest first.
Engine and engine cooling: Engine: Gasoline: Turbo/supercharger
NHTSA 24V191000Reported Mar 8, 2024
Filed by
Hyundai Motor America (manufacturer recall no. 019G)
Units affected
28,439 (estimate)
Problem
Hyundai 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.
Risk
An oil leak in the presence of hot engine components can increase the risk of an engine compartment fire.
Remedy
Dealers will replace the left turbocharger oil feed pipe, free of charge. Owner notification letters were mailed May 3, 2024. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 019G. This recall expands and replaces recall number 19V-538. Vehicles previously repaired under 19V-538 will need to have the new remedy completed.
Hyundai Motor America (manufacturer recall no. 254 (H), 018G (G))
Units affected
90,907 (estimate)
Problem
Hyundai 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.
Risk
An engine compartment fire while parked or driving can increase the risk of injury.
Remedy
Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will install a remedy relay kit in the engine junction box, free of charge. Owner notification letters were mailed July 15, 2024. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's numbers for this recall are 254(H) and 018G(G).
Engine and engine cooling: Exhaust system: Manifold/header/muffler/tail pipe and 1 more component
NHTSA 19V538000Reported Jul 19, 2019
Filed by
Hyundai Motor America (manufacturer recall no. 003G)
Components
Engine and engine cooling: Exhaust system: Manifold/header/muffler/tail pipe; Engine and engine cooling: Engine: Gasoline: Turbo/supercharger
Units affected
8,059 (estimate)
Problem
Hyundai 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.
Risk
Oil leaking onto the exhaust manifold increases the risk of a fire.
Remedy
Hyundai will notify owners, and dealers will replace the turbocharger oil supply pipe, free of charge. The recall began October 3, 2019. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 003G.
Hyundai 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.
Risk
If the glass bonding strength is reduced over time, the windshield and rear window may detach while driving, increasing the risk of a crash.
Remedy
Hyundai will notify owners, and dealers will replace the front and rear glass, free of charge. The recall began on July 6, 2018. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 001G.
Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.
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2018 Genesis G90 fuel economy by version
EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.
Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.
EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.
2018 Genesis G90 crash-test ratings
NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.
2018 Genesis G90 NHTSA 5-Star Safety Ratings
Tested vehicle
Overall
Frontal
Side
Rollover
Rollover risk
Forward collision warning
2018 Genesis G90 4 DR AWD
Not rated
Not rated
Not rated
Not rated
—
Standard
2018 Genesis G90 4 DR RWD
Not rated
Not rated
Not rated
Not rated
—
Standard
Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.
Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.
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2018 Genesis G90 owner complaints
Owners have filed 16 complaints with NHTSA about the 2018 Genesis G90, most recently on May 27, 2025. 1 mention a crash, 0 a fire, 0 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.
Most-cited components in 2018 Genesis G90 complaints
