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#BS-2018-GENG90-5F38

2018 Genesis G90

Based on reports from 21 owners and 4 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

🟢

Preliminary Verdict

Proceed with Caution

Based on 21 complaints, 3 crashes, 0 fires, and 4 recalls. This is the worst model year for this vehicle.

See full verdict with buy/skip conditions

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the ElectricalHIGH

5 owners reported electrical issues — failures commonly reported around 6K miles.

!Inspect the EngineMED

Look for symptoms of wear and premature failure

+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

0–30K

30–60K

60–90K

90–120K

120–150K

150K+

Peak failure range: 0–30K miles (11 reports) • Median: 6K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Electrical (5 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Electrical5 (24%)

Engine4 (19%)

Fuel System2 (10%)

Drivetrain2 (10%)

Other2 (10%)

Lane Departure: Assist1 (5%)

Latches/locks/linkages:trunk Lid:latch:emergency Mechanical Release1 (5%)

Structure:body1 (5%)

2018 Genesis G90: Known Issues & Problem Areas

Electrical Issues

Electrical complaints account for 24% of all reports filed for the 2018 Genesis G90, with 5 owners filing complaints with NHTSA. The median mileage at time of complaint is 6,210 miles, suggesting issues tend to surface around the 6K-mile mark.

Engine Issues

Engine complaints account for 19% of all reports filed for the 2018 Genesis G90, with 4 owners filing complaints with NHTSA. Owners should pay attention to engine-related symptoms during test drives and pre-purchase inspections.

Fuel System Issues

Fuel System complaints account for 10% of all reports filed for the 2018 Genesis G90, with 2 owners filing complaints with NHTSA. Owners should pay attention to fuel system-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 10% of all reports filed for the 2018 Genesis G90, with 2 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

Complaints filed with NHTSA by year for the 2018 Genesis G90. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (4 recalls)

18V305000Jul 2018

VISIBILITY:GLASS, SIDE/REAR

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.

19V538000Oct 2019

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

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.

24V107000Park OutsideJul 2024

ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID

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.

24V191000May 2024

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

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.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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This is the worst model year for the Genesis G90 according to owner complaint data. The biggest problem area is electrical.

2018 Genesis G90 vs. Class Average (Large Cars)

This vehicle

Class avg

138

Below the class average — fewer complaints than typical large cars vehicles. A good sign.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 21 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 4 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Genesis G90 Model Years

2026 2025 2024 2023 2022 2021 2020 2019 2018 2017

View all Genesis G90 years →

2018 Genesis G90: Frequently Asked Questions

What is the most common problem with the 2018 Genesis G90?

The most commonly reported issue with the 2018 Genesis G90 is related to the electrical, with 5 complaints filed with NHTSA.

Is the 2018 Genesis G90 reliable?

The 2018 Genesis G90 has 21 complaints, 3 crash reports, and 0 fire reports filed with NHTSA. This is below the class average — a positive sign for reliability.

How much does it cost to fix 2018 Genesis G90 problems?

Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.

Does the 2018 Genesis G90 have any recalls?

Yes, the 2018 Genesis G90 has 4 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Genesis G90 problems start?

Based on 11 complaints with mileage data, the median mileage at time of complaint is 6,210 miles. The highest concentration of reported issues occurs in the 0–30K mile range. The full report breaks down exactly which components fail at each mileage bracket.

What’s in the full report?

10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.

How is this different from free NHTSA data?

NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.

How is this different from Carfax?

Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.

What if the report isn’t useful?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.