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Total NHTSA Complaints
16
Owner filings recorded
#1 Reported Problem
Electrical System
5 reports (31.3%)
Crash Incident Reports
1
Filings citing a crash
Fire & Injury Reports
0
0 fire • 0 injury filings
Defect Investigation Analysis

Executive Problem Findings

AutoUtility currently tracks 16 official NHTSA owner defect complaints for the 2018 Genesis G90. Electrical System issues are the most frequently reported category, appearing in 5 complaints (31.3% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash.

Methodology Notice: Consumer complaints are unverified voluntary submissions to the NHTSA Office of Defects Investigation (ODI). Filings are not normalized for sales volume or vehicle mileage and do not constitute an audited component failure rate.
Incident & Severity Profile
  • • Total Owner Reports: 16 complaints submitted under federal penalty.
  • • Primary Subsystem: Electrical System accounts for 31.3% of submissions (5 reports).
  • • Secondary Systems: Engine & Cooling (3), Body & Structure (2).
  • • Crash Incidents: 1 filings cite an impact or collision.
  • • Thermal Incidents: 0 filings cite smoke or fire.
  • • Reported Casualties: 0 injury filings • 0 fatality filings.
Category Distribution

Reported Defect Categories for 2018 Genesis G90

Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records

Electrical System
5
31.3%
Engine & Cooling
3
18.8%
Body & Structure
2
12.5%
Powertrain & Transmission
2
12.5%
Fuel & Propulsion System
2
12.5%
#1 31.3% SHARE

Electrical System

5 owner complaints submitted to NHTSA ODI for this subsystem.

⚠️ 1 Crash
⚠️ 1 Associated Recall Campaign
#2 18.8% SHARE

Engine & Cooling

3 owner complaints submitted to NHTSA ODI for this subsystem.

✓ 0 Incidents
⚠️ 2 Associated Recall Campaigns
#3 12.5% SHARE

Body & Structure

2 owner complaints submitted to NHTSA ODI for this subsystem.

✓ 0 Incidents
#4 12.5% SHARE

Powertrain & Transmission

2 owner complaints submitted to NHTSA ODI for this subsystem.

✓ 0 Incidents
Consumer Filings

Recent NHTSA Owner Reports for 2018 Genesis G90

Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation

Wheels & Tires ODI #11663245
Filed: 05/27/2025
Defect Report

"ProContact GX-SSR CONT M 2754019 SL101H SL BSW"

Engine & Cooling ODI #11603743
Filed: 07/22/2024
Defect Report

"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..."

Electrical System ODI #11598256
Filed: 07/02/2024
Defect Report

"The contact owns a 2018 Genesis G90. The contact received notification of NHTSA Campaign Number: 24V107000 (Electrical System); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair...."

Electrical System ODI #11588425
Filed: 05/13/2024
Defect Report

"The contact owns a 2018 Genesis G90. The contact received notification of NHTSA Campaign Number: 24V107000 (Electrical System) however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount..."

Body & Structure ODI #11500071
Filed: 01/04/2023
Defect Report

"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..."

Multi-Year Trend

Complaint History for Genesis G90

Reported defect complaint volume across sibling model years (2017–2026)

Model Year NHTSA Complaints Crash Reports Safety Recalls Detailed Report
2017 Genesis G90 24 3 3 View 2017 Problems →
2018 Genesis G90 Current Page 16 1 4 Current
2019 Genesis G90 6 0 2 View 2019 Problems →
2020 Genesis G90 2 1 1 View 2020 Problems →
2021 Genesis G90 5 1 1 View 2021 Problems →
2022 Genesis G90 4 0 2 View 2022 Problems →
2023 Genesis G90 5 1 6 View 2023 Problems →
2024 Genesis G90 3 0 4 View 2024 Problems →
2025 Genesis G90 2 0 4 View 2025 Problems →
2026 Genesis G90 0 0 2 View 2026 Problems →
Exhaustive System Audit

Detailed NHTSA Component Breakdown for 2018 Genesis G90

Complete distribution of consumer defect reports across all 12 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 3 0 0 0 0
Engine NHTSA category: ENGINE 2 0 0 0 0
Other / Uncategorized NHTSA category: UNKNOWN OR OTHER 2 0 0 0 0
Air Bags NHTSA category: AIR BAGS 1 0 0 0 0
ELECTRICAL SYSTEM,ENGINE 1 0 0 0 0
ELECTRICAL SYSTEM,LANE DEPARTURE,FORWARD COLLISION AVOIDANCE 1 1 0 0 0
Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM 1 0 0 0 0
Doors, Latches & Locks NHTSA category: LATCHES/LOCKS/LINKAGES 1 0 0 0 0
Powertrain NHTSA category: POWER TRAIN 1 0 0 0 0
POWER TRAIN,ENGINE,FUEL/PROPULSION SYSTEM 1 0 0 0 0
Structure & Body NHTSA category: STRUCTURE 1 0 0 0 0
Tires NHTSA category: TIRES 1 0 0 0 0
Search Intelligence

Quick Answers: Common Problems & Reliability Questions for the 2018 Genesis G90

Direct, deterministic answers synthesized from verified United States government databases for the 2018 Genesis G90

What are the most common reported problems with the 2018 Genesis G90?

In official NHTSA consumer records, the most frequently cited issue area for the 2018 Genesis G90 is Electrical System, appearing in 5 records (31.3% of submitted filings).

Secondary reported categories include Engine & Cooling (3) and Body & Structure (2).

Source: NHTSA Office of Defects Investigation (ODI)

Is the 2018 Genesis G90 a reliable vehicle?

AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 16 consumer defect complaints and 4 safety recall campaigns for the 2018 Genesis G90.

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.

Source: NHTSA ODI & Safety Recalls Databases

Are there crash, fire, or injury reports associated with the 2018 Genesis G90?

Among consumer complaint records on file with NHTSA for the 2018 Genesis G90, 1 filing cites a crash, 0 cite smoke or fire, and 0 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.

Source: NHTSA Office of Defects Investigation Consumer Logs
Official US Government Data Provenance

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.