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Active NHTSA advisory: park outside and away from structures until repaired. Check your VIN at nhtsa.gov/recalls and see the recall details below.
Genesis · Large Sedan

2018 Genesis G90

Gas
Large Cars
4 EPA-rated configurations
Data refreshed 2026-10-26
D
Safety Signal
62 / 100 from the NHTSA recall record
Recalls2 critical 4
Complaints1 crash reported 16
Crash ratingnot rated by NHTSA —
Fuel economybest combined, EPA 20 mpg
2026202520242023202220212020201920182017

The 2018 Genesis G90 is sold in the U.S. as a gas large sedan with 4 EPA-rated configurations. The most efficient version, the G90 AWD, is EPA-rated at 20 mpg combined. NHTSA lists 4 recall campaigns for this model year, 2 rated critical, which gives it a Safety Signal grade of D. Owners have filed 16 complaints, most often about the electrical system.

Genesis G90 — photograph via Wikimedia Commons
Genesis G90 · Photo: Alexander-93 · CC BY-SA 4.0 · Wikimedia Commons

Specs & fuel economy

Source: EPA fueleconomy.gov
ConfigurationPowertrainDriveEngine / motorCityHwyCombAnnual fuel*
G90 AWDGasAWD3.3L 6-cyl turbo172420$4,100
G90 RWDGasRWD3.3L 6-cyl turbo172420$4,100
G90 RWDGasRWD5.0L 8-cyl162419$4,350
G90 AWDGasAWD5.0L 8-cyl152318$4,550

*EPA estimate at 15,000 miles/year at EPA reference fuel and electricity prices. fueleconomy.gov record ids: 38826, 38827, 38829, 38828.

Emissions & certification

Source: EPA emission certificates
ConfigurationSmog ratingEmission standardWhere it can be sold newSmartWay
G90 AWD, G90 RWD3 / 10Federal Tier 3 Bin 125 / California LEV-II ULEVAll 50 states (federal, all altitudes); California and states following California standards—
G90 AWD, G90 RWD5 / 10California LEV-III ULEV70 / Federal Tier 3 Bin 70All 50 states (federal, all altitudes); California and states following California standards—

Certified for all fifty states, so it can be registered new anywhere in the U.S.

The smog rating scores tailpipe pollutants other than greenhouse gases, 1 (worst) to 10 (best), and is comparable only within a model year. The standard is the federal bin or California tier the configuration was certified to. Both come from the EPA certificate behind the window sticker.

Specifications filed with NHTSA

Source: NHTSA vPIC

Dimensions Exterior

Body styleSedan/Saloon
Doors4
GVWR classClass 1: 6,000 lb or less (2,722 kg or less)

Engine Basics

Cylinders6
Displacement3.3 L

Engine Output

Horsepower365 hp

Fuel Economy

FuelGasoline

Filed by the manufacturer with NHTSA under the federal vehicle-identification rule and decoded from the VIN pattern — not a manufacturer press kit, so it describes the configurations we could identify rather than every trim (seen: 3.3T Premium, 5.0 Ultimate, V8 Luxury). Figures for the trim you are looking at may differ.

Dimensions & weight

Source: Transport Canada
Length205.5 in
Width (body, without mirrors)76.0 in
Height58.3 in
Wheelbase124.8 in
Track, front64.6 in
Track, rear65.0 in
Curb weight4,793–4,914 lb
Weight distribution, front/rear53/47

Measured by Transport Canada for its Canadian Vehicle Specifications database, which covers the North American versions of each model — here 2 configurations: 3.3T 4-door Sedan AWD, 5.0 4-door Sedan AWD. Where a range is shown, those versions differ. Width is the body without mirrors, which is why it can read narrower than a brochure figure. Before we used it we checked it against the US manufacturer press kits we hold (27 Sep 2026): wheelbase agreed within 1% on every vehicle we could compare, length on 98%, and the curb weight fell inside the manufacturer's range on 96%. Source dataset. Contains information licensed under the Open Government Licence – Canada. Licence.

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Factory warranty running out?

The 2018 Genesis G90 is in the years where transmission, electronics and drivetrain repairs land on the owner. What an extended plan does and does not cover is worth reading before a dealer quotes you one.

What to check before you buy →

Affiliate disclosure: some links on this page are affiliate links. If you request a quote or buy through them we may earn a commission at no extra cost to you. Nothing on this page changes because of it.

Recalls (4)

Source: NHTSA recall database
▲high

Engine And Engine Cooling

019G
28,439 vehicles 85% reported repaired
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. Fix 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.
NHTSA campaign 24V191000 reported Mar 8, 2024 Hyundai Motor America the full filing, and every vehicle covered →
!critical

Electrical System

254 (H), 018G (G)
Park outside 90,907 vehicles 70% reported repaired
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. Fix 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).
NHTSA campaign 24V107000 reported Feb 13, 2024 Hyundai Motor America the full filing, and every vehicle covered →
!critical

Engine And Engine Cooling

003G
8,059 vehicles 93% reported repaired built Jun 13, 2016 – Dec 29, 2017
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. Fix 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.
Filed with NHTSARemedy instructions PDF
NHTSA campaign 19V538000 reported Jul 19, 2019 Hyundai Motor America the full filing, and every vehicle covered →
▲high

Visibility

001G
37 vehicles 100% reported repaired built Feb 12, 2018 – Mar 16, 2018
Problem 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. Fix 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.
Filed with NHTSAOwner letter PDF
NHTSA campaign 18V305000 reported May 10, 2018 Hyundai Motor America the full filing, and every vehicle covered →

These are vehicle campaigns — the ones the automaker filed against this model. NHTSA also records equipment recalls, filed by a parts maker against a component (a tyre, a child seat, an aftermarket part), and those are not listed here or counted above. nhtsa.gov/recalls shows both for a VIN.

Whether any of this applies to one specific G90

A campaign covers a build range, not a model year, so two identical-looking cars from 2018 can differ. Both of these check a VIN against the manufacturer’s own list, free, in about ten seconds. Genesis publishes its own lookup because federal rule 49 CFR 573.15 requires it to, and to keep it current to within seven days.

Hear about a recall before the letter does

The manufacturer’s letter is the last step of a recall: it has up to 60 days after filing to mail owners, at the address on the registration. We email you the day NHTSA posts a recall on the 2018 Genesis G90, with what to do next. Nothing else, ever — no newsletter, no marketing, one-click unsubscribe in every message.

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Parts & accessories for the 2018 Genesis G90

Search by fitment on eBay Motors — OEM take-offs, aftermarket, and the trim pieces dealers no longer stock. The listing and the price are the seller's.

Find parts for this G90 →

Owner complaints

Source: NHTSA complaint database
16complaints filed

1 involved a crash · 0 a fire · 0 injuries · 0 deaths reported

50 per 10,000 built · Genesis reported 3,215 G90 built (its Early Warning production report to NHTSA)

Filed per year: 2018: 3 · 2019: 3 · 2020: 2 · 2021: 2 · 2022: 1 · 2023: 1 · 2024: 3 · 2025: 1

Most-cited components

Electrical System 5
Engine 4
Fuel/Propulsion System 2
Power Train 2
Unspecified 2
Structure 1

In owners' own words

Filed with NHTSA by the people who own these cars, one per problem area. Quoted as written, with anything identifying removed.

vehicle went dead. replaced the battery. Started after replacement but went dead a few days later. Towed to dublin CA genesis. Diagnosed as water corrosion to wiring harness. vehicle has less than 22000 miles, other than car washes and normal winter driving in CA. Genesis does have a recall for water intrusion NHTSA ID# 24v107000.
Electrical System Jul 22, 2024 NHTSA owner report · ODI 11603743
The internal trunk release latch will not open the trunk. A person inside the trunk compartment may become trapped, increasing their risk of injury. - The trunk latch failed. It is available for inspection, upon request. - A person inside the trunk compartment may become trapped, increasing their risk of injury.
Latches/Locks/Linkages Jan 4, 2023 NHTSA owner report · ODI 11500071
On 01/16/22 at approximately 2305 hours, I was driving north on PA 743. I was traveling approximately 40 MPH in a posted 55 MPH zone due to snowy weather conditions. One adult was in the front passenger seat, 2 children were in car seats in the rear driver and passenger side. The road was level and straight.
Forward Collision Avoidance Mar 27, 2022 NHTSA owner report · ODI 11458509
The contact owns a 2018 Genesis G90. The contact stated when stopped at a traffic light and attempting to accelerate, the vehicle hesitated for a few seconds before accelerating.
Engine at 19,677 miles Jan 29, 2021 NHTSA owner report · ODI 11390674
Air bag warning light comes on ,every trip we take. After about 500 miles air bag light comes on stays on for up to 1000 miles then goes out again. Light will come on while driving and then stays on even when stopped and parked over night while being used on highway. Air bag warning will turn off when it feels like it.
Air Bags at 19,000 miles Jun 17, 2019 NHTSA owner report · ODI 11220643
Outside mirrors and windshield continue to melt and according to the Genesis engineer, this is due to the sunlight reflecting off my house and onto my car thus causing the mirror and molding to melt
Structure at 6,210 miles Jan 24, 2019 NHTSA owner report · ODI 11172002

Complaint counts are raw owner reports to NHTSA, not verified defects, and scale with how many were sold. Use them to spot patterns, not to rank.

Reported by Genesis itself: 1 death-or-injury claim on this model year in its quarterly Early Warning reports to NHTSA (49 CFR 579.21): 1 injured, as claimed, not verified — about 31 per 100,000 built. Every G90 model year, by year and system → Dated and by system, they are exhibit F of the defect dossier.

Crash ratings

Source: NHTSA NCAP

NHTSA has not published 5-Star crash ratings for this model year.

Service bulletins & campaigns

Source: NHTSA manufacturer communications
Communicationsfiled with NHTSA 67
Most recentmanufacturer date 2026-04-10
Kindsas classified by NHTSA 63 service bulletins, 2 service campaigns, 2 others

Most often about: Electrical System, Power Train, Equipment, Equipment Adaptive/Mobility, Engine.

  • 11032523 Other
    2026-04-10 · Air Bags
  • The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These inflators were not supplied, approved, or authorized by the vehicle manufacturers and have primarily been found in vehicles that previously experienced a crash and
  • 11032522 Other
    2026-04-10 · Air Bags
  • The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN), that have been identified in U.S. vehicles following prior crashes, theft, or non‑certified airbag replacements. These inflators are not approved for use, may
  • 25-BD-012H TSB Service bulletin
    2025-11-06 · Exterior Lighting
  • This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for
  • 25-GI-009G Service bulletin
    2025-04-29 · Electrical System
  • Certain Genesis vehicles may experience an inoperable horn from moisture or carbonization at the contact point. This bulletin provides a guide to inspect and replace the horns.
  • 25-01-024H EM Service campaign
    2025-04-07 · Electrical System
  • Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon's communication network. If you are experiencing issues with remote commands, or other Bluelink services, please see the instructions below to reestablish the connection via the AVN pinhole reset method.
  • 24-BE-012G Service bulletin
    2024-09-26 · Electrical System
  • On certain 17-19MY G90 (HI) vehicles, the DIS2.0 head units may experience any of the following symptom(s): (1) Battery Drain, (2) Genesis Connected Services (GCS) Activation Issues, (3) Genesis Connected Services Remote Service Failures, (4) Genesis Connected Services Point of Interest Failures. Follow the instructions in this TSB to update the AVN.
  • 24-DS-003G Service bulletin
    2024-08-12 · Wheels
  • This bulletin provides information to inspect and replace the front or rear wheel bearing hub assemblies for all Genesis vehicles. This procedure is applicable when noise (whirring, roaring, grinding, rumbling, etc.) is present which gets louder when driving with more speed.
  • 24-AT-002H Service bulletin
    2024-04-09 · Power Train
  • This TSB provides a procedure to diagnose and replace, if necessary, an automatic transmission with Incorrect Ratio DTC (transmission clutch slip in gear above limit) listed on Page 2.

A service bulletin is the manufacturer telling its dealers how to diagnose or repair a known condition. It is not a recall, not a finding that the vehicle is defective, and the work is not automatically free — though a bulletin is often what a dealer works from when you describe a symptom, so quoting the document number can save a diagnosis. The count is every communication filed; the list shows the most recent, one entry per campaign, because a single campaign is usually filed as several documents on the same day. The summaries are NHTSA's; the full documents come from the manufacturer.

Diagnostic trouble codes on file

Source: NHTSA manufacturer communications and complaints

Codes documented against this model year in the federal record. A code appearing here does not mean this vehicle will set it — it means the code is part of this nameplate-year's documented history.

CodeWhat it meansMost often filed underWhere it appears
P0597Manufacturer-defined — the meaning is set by the automaker, not the standard.Equipment Adaptive/Mobility3 bulletins

Generic codes (the second character is 0 or 2) mean the same thing on every vehicle sold in the United States. Manufacturer-specific codes (1 or 3) mean whatever the automaker assigned, and no honest source can define them for you — which is why the ones here carry the evidence instead of a definition. A code is a link when enough separate federal documents name it across the catalogue to be worth a page of its own; the rest are listed here, where the vehicle is the context that makes them mean something.

Affiliate disclosure: some links on this page are affiliate links. If you request a quote or buy through them we may earn a commission at no extra cost to you. Nothing on this page changes because of it.

Common questions about the 2018 G90

Source: EPA, NHTSA and manufacturer press kits

Does the 2018 Genesis G90 have any recalls?

NHTSA has posted 4 recall campaigns for the 2018 Genesis G90, 2 of them rated critical. The most serious on file is 24V107000, covering Electrical System. There is an active park outside advisory — act on it before driving. Check your own VIN at nhtsa.gov/recalls; a recall applies to specific build ranges, not every car.

How safe is the 2018 Genesis G90?

NHTSA has not published a crash-test rating for the 2018 Genesis G90 yet. On the recall record WhichTrim grades it D (62/100), which measures open and severe recalls rather than crash protection.

What is the fuel economy of the 2018 Genesis G90?

Across the 4 EPA-rated configurations of the 2018 Genesis G90, the best EPA combined figure is 20 mpg. Figures are the EPA's own, per configuration, and every one is listed above.

What are the dimensions of the 2018 Genesis G90?

Transport Canada measured it at 205.5 in long, 76.0 in wide (body, without mirrors), 58.3 in tall, on a 124.8 in wheelbase. Curb weight: 4,793–4,914 lb depending on configuration. Those are its measurements of the North American versions; every figure is in the table above.

What do owners complain about on the 2018 Genesis G90?

Owners have filed 16 complaints with NHTSA about the 2018 Genesis G90, most often about electrical system, engine, fuel/propulsion system. Of those, 1 involved a crash. Complaints are unverified owner reports, so treat the pattern as a signal and the individual report as an anecdote.

How clean is the 2018 Genesis G90?

The EPA smog rating for the 2018 Genesis G90 runs 3 to 5 out of 10 across its configurations. That score covers tailpipe pollutants other than greenhouse gases, and it only compares vehicles within the same model year. It is certified for all fifty states, so it can be registered new anywhere in the U.S. Its configurations were certified to different standards — California LEV-II ULEV, California LEV-III ULEV70, Federal Tier 3 Bin 125, Federal Tier 3 Bin 70 — which the table above lists per configuration.

Are there service bulletins for the 2018 Genesis G90?

The manufacturer has filed 67 service bulletins and related communications with NHTSA for the 2018 Genesis G90, most often covering electrical system, power train, equipment. The most recent is dated 2026-04-10. A bulletin is not a recall: it is the repair procedure a manufacturer sends its dealers for a condition it knows about, and the work is not automatically paid for. It is still worth knowing — if the symptom matches, quoting the bulletin number at the service desk can save a diagnosis. The document numbers and summaries are listed above.

What we hold, and what an empty row means

Paid vehicle-history reports will not tell you the difference between “nothing happened to this car” and “we never received that record” — both of the big two say as much in their own help pages. Most of what is on this page comes from complete federal registers, so we can tell you which is which, row by row.

DataHeldSourceWhat it covers — or what empty means
Fuel economy & configurations4 configurationsEPA certification recordsEvery configuration the EPA certified for sale, with its own test figures.
Emission certificates4 configurationsEPA emission certificatesSmog rating, standard and the sales area that decides where the car can be sold new.
Recalls4NHTSA recall campaignsA complete federal register: every campaign covering this model year, with severity and advisory flags.
Owner complaints16NHTSA complaint databaseAlso complete, but unverified: these are reports owners filed, not findings. Counts scale with how many were sold.
Crash ratingsnoneNHTSA NCAPNHTSA has not tested this model year. Cars are selected for testing, so untested is not unsafe.
Service bulletins67NHTSA manufacturer communicationsEverything the manufacturer told its dealers about a defect or malfunction, short of a recall.
InvestigationsnoneNHTSA Office of Defects InvestigationNo defect investigation has been opened.
Driver-assist crash reportsnoneNHTSA Standing General Order 2021-01No report has been filed. Only entities named in the order report, and only crashes they hear of — so this is also what an unequipped car, or a manufacturer without telematics, looks like.
Specifications filed with NHTSA7 fieldsNHTSA vPIC, decoded from VIN patternsWhat the manufacturer filed under the federal VIN rule — a configuration, not the full trim ladder.
Measured dimensions7 fieldsTransport Canada, Canadian Vehicle SpecificationsLength, width, height, wheelbase, track and curb weight, measured on the North American versions.
Trims, pricing & equipmentnoneManufacturer press kitWe have not transcribed a press kit for this model year yet. This is our gap, not the manufacturer's — the one row here where an empty cell means we are behind.

Rebuilt nightly; this page was generated 2026-10-26. Every figure above is traceable to the source named beside it, and the JSON for this page carries the same values with their identifiers.

Sources & method

Safety Signal starts every model-year at 100 and subtracts points per open NHTSA recall campaign by severity: critical 15 (fire risk, park-outside or do-not-drive advisories), high 8 (brakes, steering, airbags, loss of drive power, structure, battery), moderate 6, minor 3 (software, labels, lighting fixed by an update). The most serious recall counts in full and each further one counts 85% of the one before, because a vehicle sold in millions is recalled more often than a rare one without being more dangerous — and because a flat subtraction bottomed the scale out, scoring a vehicle with 22 recalls within a point of one with six. A ≥ 90, B ≥ 80, C ≥ 70, D ≥ 60, otherwise F. Read it as what it counts: recall campaigns on the federal record, weighted by severity. The damping reduces the sales bias by roughly 40% but does not remove it: like our complaint counts, this is not normalized by how many were sold, so a best-seller still scores somewhat worse than an obscure model with the same real risk. NHTSA crash ratings, do-not-drive and park-outside advisories, and the crash, fire, injury and death counts in owner complaints are reported separately on every page and never blended into the letter — a vehicle can hold five stars and a poor letter at once, and where that happens we say so rather than leave you to notice. Because the scale subtracts from a clean sheet, a model year too new to have been recalled, complained about or bulletined scores full marks on an empty record; we label those grades provisional rather than present them as earned.

EPA figures come from fueleconomy.gov vehicle records. Recalls, complaints, investigations and crash ratings come from NHTSA's public flat files, refreshed nightly.

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