2018 Genesis G90: Is It Reliable?
Problems, Recalls & Buyer Verdict
Shopping for a used 2018 Genesis G90? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 16 complaints, with Electrical Faults as the top reported area.
2018 Genesis G90 Fuel Economy
✓ EPA Official DataEPA-rated fuel economy across 4 2018 Genesis G90 trim configurations. The median figure is shown; range reflects all available trims.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 4 trims analysed.
2018 Genesis G90 Safety Ratings
NHTSA 5-Star Program2 variants tested — showing 2018 Genesis G90 4 DR RWDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
Not RatedFrontal Crash
Not RatedSide Crash
Not RatedRollover
Not RatedSource: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2018 Genesis G90 has 16 owner complaints, 1 crash-related complaints, and 4 recall campaigns on record. The most frequently reported component is Electrical Faults. NHTSA reliability signal: Severe Issues.
- Make
- Genesis
- Model
- G90
- Model year
- 2018
- NHTSA owner complaints
- 16
- Crash-related complaints
- 1
- Safety recall campaigns
- 4
- Top reported component
- Electrical Faults
- Reliability signal
- Severe Issues
- EPA MPG combined
- 20
- EPA MPG city / highway
- 17 / 24
- Fuel type
- Premium Gasoline
- Electronic stability control
- Standard
Most Common 2018 Genesis G90 Problems
Top owner-reported complaint areas and where they often appear.
Electrical Faults
Engine Problems
Uncategorized Issues
Complaint patterns center on Electrical Faults, Engine Problems, Uncategorized Issues. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Should You Buy a Used 2018 Genesis G90?
The 2018 Genesis G90 shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
What to Check Before Buying a Used 2018 Genesis G90
Inspection Focus
- Inspect electrical systems, including infotainment and lighting, for any faults.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for engine and transmission repairs.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Before You Close the Deal
- Inspect electrical systems, including infotainment and lighting, for any faults.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for engine and transmission repairs.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2018 Genesis G90, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
What the Complaint Data Suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Based on 16 NHTSA complaints for the 2018 Genesis G90, issues appear concentrated in electrical faults and engine problems. With only one model year analyzed and low confidence, patterns should be interpreted cautiously.
- Electrical faults account for the highest number of complaints (5 out of 16).
- Engine problems are the second most reported component (4 complaints).
- There is 1 crash-related complaint among the total.
- Electrical faults, including potential issues with wiring or electronic modules.
- Engine problems, such as performance or mechanical concerns.
- Transmission or drivetrain issues (2 complaints).
All 2018 Genesis G90 Complaints by Category
Every owner-reported complaint category filed with NHTSA for the 2018 Genesis G90. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Electrical Faults | 5 | 1 | — | — | |
| Engine Problems | 4 | — | — | — | |
| Uncategorized Issues | 2 | — | — | — | |
| Transmission / Drivetrain | 2 | — | — | — | |
| Fuel/Propulsion System | 2 | — | — | — | |
| Tire Issues | 1 | — | — | — | |
| Door Lock Issues | 1 | — | — | — | |
| Lane Departure | 1 | 1 | — | — | |
| Forward Collision Avoidance: AEB | 1 | 1 | — | — | |
| Airbag Malfunctions | 1 | — | — | — | |
| Structural Problems | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Real Owner Complaints
Read what owners actually reported to NHTSA for the 2018 Genesis G90. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
ProContact GX-SSR CONT M 2754019 SL101H SL BSW
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 ha…
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 t…
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 …
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 trapp…
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…
In the last 8,000 miles the car has stopped cold (about 15 times) when pulling out from a stop. When pulling out the car goes about 3 feet and stops dead. The gas pedal is dead for 1-2 sections, then it responds. The car has almost killed me and my wife several times. The car i…
TL* 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. THE CONTACT TOOK THE VEHICLE TO THE LOCAL DEALER TOWNE HYUNDAI (3170 NJ-10, DENVILLE, NJ 07834) H…
CAR WAS COMPLETELY DEAD THREE TIMES, LUCKILY IT HAPPENED IN GARAGE, AND WAS TOWED TO DEALER. NEVER FIXED PROPERLY HAD TO GET RID OF UNRELIABLE, UNSAFE CAR.
MY CAR HAS BEEN RECALLED PURSUANT TO NHTSA RECALL NUMBER 19V-538. DESPITE MAKING FOUR SEPARATE ATTEMPTS, I HAVE BEEN UNABLE TO GET GENESIS TO PERFORM THE RECALL. THE DEALERSHIP FROM WHICH I PURCHASED THE CAR HAS GONE OUT OF BUSINESS. I HAVE CONTACTED THE MANUFACTURER TWICE, BUT D…
QUITE RANDOMLY, WHEN TRYING TO ACCELERATE FROM A STOP OR A VERY LOW SPEED AND USUALLY TURNING INTO TRAFFIC SUCH AS OUT OF A DRIVEWAY, THERE WILL BE NO POWER RESPONSE FOR SEVERAL SECONDS AFTER PRESSING THE ACCELERATOR PEDAL.
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 WARN…
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
THERE GEAR SHIFTER WILL FREQUENTLY NOT SELECT R OR D. IT OFTEN TAKES 3 OR MORE ATTEMPTS BEFORE IT WILL STAY IN GEAR. THIS IS VERY DANGEROUS WHEN MAKING A 3 POINT TURN MANEOUVER AND VERY INCONVENIENT AT OTHER TIMES. THIS FAULT OCCURS EVERY DAY. THE DEALER ATTEMPTED TO ADJUST THE …
GENESIS HAS BEEN IGNORING AN ACCELERATION PROBLEM I'VE MADE COMPLAINTS. ; KHOI NUOEN (GENESIS CUSTOMER CARE). RESPONDED AFTER A WEEK OF INVESTIGATION ' ENGINEERS AWARE OF HESITATION PROBLEM. THERE IS NOTHING WE CAN DO 'YOU ARE GOING TO HAVE TO GET USED TO IT.'; I AM CLOSING Y…
SEE UPLOADED LETTER ATTACHED
Source: NHTSA Complaints Database. Real owner reports for the 2018 Genesis G90.
2018 Genesis G90 Recalls
4 campaignsNHTSA recall campaigns for the 2018 Genesis G90. 4 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
2018 Genesis G90 Buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2018 Genesis G90 reliable?▾
Severe Issues. NHTSA currently shows 16 owner complaints, 1 crash-related complaints, and 4 recall campaigns for this model year. The 2018 Genesis G90 shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2018 Genesis G90?▾
#1: Electrical Faults (5 complaints). #2: Engine Problems (4 complaints). #3: Uncategorized Issues (2 complaints)
At what mileage do problems start on the 2018 Genesis G90?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2018 Genesis G90?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2018 Genesis G90, NHTSA complaints include 1 crash-related reports and 0 fire reports out of 16 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2018 Genesis G90 have any recalls?▾
Yes. 4 NHTSA recall campaigns affect the 2018 Genesis G90. A major recall area is ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. 4 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2018 Genesis G90?▾
The 2018 Genesis G90 shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Electrical Faults during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Genesis G90 reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2018 Genesis G90 based on your ownership experience.
Add your rating:
Ratings are based on owner experience and are separate from NHTSA data shown above.
Check the Exact Vehicle History Before You Buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.