2018 Genesis G90
Only 16 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 16 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2017 | 24 |
| 2018 | 16 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 0 |
KNOWN PROBLEM AREAS
Only 16 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
5 of 16 total reports mention: electrical system.
CRASHShow complaint excerpts
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.
NHTSA ODI report, 20220327
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.
NHTSA ODI report, 20240722
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.
NHTSA ODI report, 20240702
4 of 16 total reports mention: engine.
2 of 16 total reports mention: power train.
2 of 16 total reports mention: fuel/propulsion system.
1 of 16 total reports mentions: tires.
SAFETY TIMELINE
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.
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.
Campaign 18V305000 — check if this car was fixed
Hyundai Motor America (Hyundai) is recalling certain 2018 Genesis G80 and 2017-2018 Genesis G90 vehicles equipped with 3.3 liter turbocharged engines.
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.
Campaign 19V538000 — check if this car was fixed
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.
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.
Campaign 24V191000 — check if this car was fixed
Hyundai Motor America (Hyundai) is recalling certain 2015-2016 Genesis, 2017-2019 Genesis G80, Genesis G90, and 2019 Genesis G70 vehicles.
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.
Campaign 24V107000 — check if this car was fixed
BUY-SMART CHECKLIST
2018 Genesis G90 — pre-purchase inspection
- Test/inspect for electrical system issues (5 reports on file for this year).
- Test/inspect for engine issues (4 reports on file for this year).
- Test/inspect for power train issues (2 reports on file for this year).
- Verify recall 18V305000 (visibility) has been completed.
- Verify recall 19V538000 (engine and engine cooling) has been completed.
- Verify recall 24V191000 (engine and engine cooling) has been completed.
- Verify recall 24V107000 (electrical system) has been completed.
FAQ
Is the 2018 Genesis G90 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2018 Genesis G90?
The most-reported component is electrical system, accounting for 31% of complaints on file.
How many recalls does the 2018 Genesis G90 have?
4 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.