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2018
New 2026
Used 2025 2024 2023 2022 2021 2020 2019 2018 2017

Genesis G80

EPA MPG: 20 mpg
RECALL ALERT:
There are 6 recalls on this vehicle. Learn More.
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Reliability

Overall Reliability

The 2018 G80 is less reliable than other cars from the same model year.

The 2018 Genesis G80 has been recalled 6 times by NHTSA. View Recalls
Most Common Trouble Spots
Common Trouble Spot
Common Trouble Spot
See all 2018 Potential Trouble Spots

Owner Reported Trouble Spots

The Reliability score is based on our latest subscriber survey of 2018 Genesis G80 owners. The owner comments describe problems respondents experienced with this vehicle.

Climate System

AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.

What Owners Say

A/C compressor

"Took multiple visits to dealer to get problem resolved"

Anonymous, AL (2018 Genesis G80 V6 3.8-L V6)

""In June 2024 the AC compressor just quit. Prior to that it would freeze up in hot weather with low speeds or sitting in traffic. Finally the whole compressor went, cost me $3500 to fix. I only had about 25,000 miles on it. Very disappointing.""

Anonymous A., FL (2018 Genesis G80 V6 3.8-L V6)
Automatic climate control

""on a long drive on a hot day, the AC would cut out. could hear a flapping noise implying that saome kind of damper door was not closing properly""

Anonymous, NC (2018 Genesis G80 V6 3.8-L V6)
Evaporator

""Leaking, had to replace. Had to remove dash to replace, major work and $1900.""

Anonymous, TX (2018 Genesis G80 V6 3.8-L V6)
Other climate system problem

"thermostat had to be replaced"

Anonymous A., CA (2018 Genesis G80 V6 3.8-L V6)
Refrigerant leaks

"A/C blowing warm air and needed to be recharged."

Anonymous, FL (2018 Genesis G80 V6 3.8-L V6)

"Apparently, when driving, a speed bump was hit a a high rate and damaged the evaporator and condenser of the car."

Anonymous, AL (2018 Genesis G80 V6 3.8-L V6)

"The air conditioner stopped blowing out cold air for a couple of days. Replacement O rings fixed it."

Anonymous A., FL (2018 Genesis G80 V6 3.8-L V6)

"The AC went out because of the leak."

Anonymous, FL (2018 Genesis G80 V6 3.8-L V6)
Load more

Engine Electrical

Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.

What Owners Say

Heated or cooled seats

"Driver side heated seats not operable."

Anonymous, CT (2018 Genesis G80 V6 3.8-L V6)

Engine Minor

Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.

What Owners Say

Other minor engine problem

""(1) intermittent oil pressure warning light and faulty sensor (https://www.rbk-law.com/hyundai-genesis-g80-oil -pressure-sensor-defect/#::text=What's%20Happening ?,activation%20of%20the%20warning%20light.&text =The%20oil%20pressure%20light%20is,and %20confusion%20for%20the%20driver.) (2) Turbo pump oil feed line had minor leak. Started 2021. I could smell,under certain driving conditions, burning oil. It was replaced via a published recall due to concern of fire. I was advised to keep car parked outside vs in garage until replaced. However I was very satisfied with dealer resolution in replacing this recalled part. I still really enjoy the car.""

Anonymous, CA (2018 Genesis G80 Sport 3.3-L V6 turbo)

Engine Cooling

Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.

What Owners Say

Other engine cooling problem

"Another recent intermittent warning light issue. Error code DTC P0597 & TSB 20-EM-003HG Ref to TSB posted on nhtsa.gov https://static.nhtsa.gov/odi/tsbs/2020/MC-10.pdf"

Anonymous, CA (2018 Genesis G80 Sport 3.3-L V6 turbo)

Paint/Trim

Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.

What Owners Say

Loose exterior trim or moldings

"The shark antenna broke off. Not by a car wash the screw holes cracked off. I had to glue it back on."

Anonymous A., FL (2018 Genesis G80 V6 3.8-L V6)

Fuel System/Emissions

Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.

What Owners Say

Sensors (includes O2 or oxygen sensor)

""Check engine light goes on whenever the gas tank is at half full or less. Changed out all the possible parts, still does it.""

Anonymous A., FL (2018 Genesis G80 V6 3.8-L V6)

Transmission Minor

Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.

What Owners Say

Slipping transmission

""I took to dealer. Said no problem. Took to transmission specialist. Said fluid smells burned, bring back to dealer. Dealer said no problem. But only checked with computer.""

Anonymous, CT (2018 Genesis G80 V6 3.8-L V6)

Brakes

Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.

What Owners Say

Master cylinder

"The sensor went out for the brakes"

Anonymous, FL (2018 Genesis G80 V6 3.8-L V6)

In-car Electronics

Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.

Engine Major

Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.

Drive System

Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.

Transmission Major

Transmission rebuild or replacement, torque converter, premature clutch replacement.

Suspension/Steering

Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.

Noises/Leaks

Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.

Exhaust

Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.

Body Hardware

Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.

Electrical Accessories

Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.

2018 Sedans & Hatchbacks Reliability

This Car
vs. Similar Cars

Genesis vs. Other New Car Brands Reliability

See How Other Brands Stack up
Reliability History
* Redesign year
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04
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Overall Reliability Verdict
POTENTIAL TROUBLE SPOTS
Powertrain
Engine Major
Engine Minor
Engine Cooling
Engine Electrical
Transmission Major
Transmission Minor
Drive System
Fuel System/Emissions
Exhaust
Suspension/Steering
Brakes
Climate System
Build Quality
Electrical Accessories
Body Hardware
Paint/Trim
Noises/Leaks
In-car Electronics
Reliability indicates how models have performed in the past, providing the basis for predicting how the vehicles will hold up in the year ahead. These charts provide the most comprehensive reliability information available to consumers. Based on information received from our latest subscriber survey for about 380,000 vehicles, our reliability history charts give you a rundown on how 2000 through 2025 vehicles are holding up in 20 potential trouble spots, ranging from the engine, transmission, electric motor, EV charging, and brakes, to power equipment and the electrical accessories.

Learn more about car Reliability.

Recalls
PROVIDED BY
ENGINE AND ENGINE COOLING
Mar 08, 2024
An oil leak in the presence of hot engine components can increase the risk of an engine compartment fire.
Read Recall Details
Summary:
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.
What should you do:
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.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
NHTSA CAMPAIGN ID Number: 24V191000
Potential Number of Units Affected: 28439
Hide Recall Details
ELECTRICAL SYSTEM
Feb 13, 2024
An engine compartment fire while parked or driving can increase the risk of injury.
Read Recall Details
Summary:
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.
What should you do:
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).
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
NHTSA CAMPAIGN ID Number: 24V107000
Potential Number of Units Affected: 90907
Hide Recall Details
SERVICE BRAKES, HYDRAULIC
Mar 10, 2021
An electrical short circuit inside the ABS module could cause an engine compartment fire while parked or driving.
Read Recall Details
Summary:
Hyundai Motor America (Hyundai) is recalling certain 2015-2016 Genesis and 2017-2020 Genesis G80 vehicles. The Anti-Lock Brake System (ABS) module could malfunction and short circuit.
What should you do:
Owners are advised to park outside and away from structures until the remedy is complete. Hyundai will notify owners, and dealers will replace the ABS module fuse, free of charge. Owner notification letters were mailed July 6, 2021. Owners can contact Hyundai customer service at 1-855-371-9460. Hyundai's numbers for this recall are 201 and 006G.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
NHTSA CAMPAIGN ID Number: 21V160000
Potential Number of Units Affected: 94646
Hide Recall Details
ENGINE AND ENGINE COOLING
Jul 19, 2019
Oil leaking onto the exhaust manifold increases the risk of a fire.
Read Recall Details
Summary:
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.
What should you do:
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.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
NHTSA CAMPAIGN ID Number: 19V538000
Potential Number of Units Affected: 8059
Hide Recall Details
AIR BAGS
Jul 27, 2018
In the event of a crash, if the front passenger air bag deploys instead of being deactivated when a child or infant are in the front passenger seat, it can increase the risk of injury.
Read Recall Details
Summary:
Hyundai Motor America (Hyundai) is recalling certain 2018 Genesis G80 vehicles. The Occupant Classification System (OCS) may incorrectly detect that an adult is in the passenger seat, even if the seat is unoccupied. In the event of a crash, if a child or infant is in the seat, the front passenger air bag may deploy instead of being deactivated.
What should you do:
Hyundai will notify owners, and dealers will reprogram the OCS, free of charge. The recall began August 24, 2018. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 002G.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
NHTSA CAMPAIGN ID Number: 18V496000
Potential Number of Units Affected: 3305
Hide Recall Details
VISIBILITY
May 10, 2018
If the glass bonding strength is reduced over time, the windshield and rear window may detach while driving, increasing the risk of a crash.
Read Recall Details
Summary:
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.
What should you do:
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.
For more information:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
NHTSA CAMPAIGN ID Number: 18V305000
Potential Number of Units Affected: 37
Hide Recall Details
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