2021 Genesis G80 reliability

Is it reliable?

Owners have filed 9 complaints with NHTSA about the 2021 Genesis G80 over 6 years — 2 per year. The other G80 years sit at about the same rate: their median is 2 complaints per year. NHTSA has 4 recalls on file, including Hoses and fittings, Fuel pump, and Front.

2017 Genesis G80 — Photo by Alexander Migl, resized from the original. Wikimedia Commons CC BY-SA 4.0

Complaints

Per year

Recalls

Years on the road

What owners report

The complaints owners file most often name Service brakes (3 of 9), then Tires (3) and Electrical system (2).

Next to 2020 and 2022

The 2020 G80 has 0 complaints, 0 per year, and the 2022 has 7 complaints, 1 per year. The 2021 has more complaints per year than the 2020. The 2021 has more complaints per year than the 2022.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2021 Genesis G80. How we count. Data as of 2026-10-16.

Recalls (4)

Recall gasoline fuel system, delivery, hoses and fittings 2026-04-10 · NHTSA campaign 26V229000

Summary Hyundai Motor America (Genesis) is recalling certain Genesis 2022-2026 GV70, 2023-2025 G90, 2021-2025 G80, and GV80 vehicles. Fuel may leak at the pipe connection between the fuel pipe and fuel rail.

Remedy Dealers will inspect and tighten, or replace the fuel pipe as necessary, free of charge. Owner notification letters were mailed beginning July 20, 2026. Owners may contact Genesis customer service at 844-340-9741. Genesis' number for this recall is 033G. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning April 11, 2026.

Recall Fuel pump 2023-09-11 · NHTSA campaign 23V630000

Summary Hyundai Motor America (Hyundai) is recalling certain 2021-2022 Genesis G80, GV80, and 2022 Genesis GV70 vehicles. The fuel pump may fail, which can result in a loss of drive power.

Remedy Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed November 8, 2023. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 016G.

Recall seat belts, front 2023-02-16 · NHTSA campaign 23V094000

Summary Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Genesis GV80, 2021-2023 Genesis G80, 2022-2023 Genesis GV70, and 2023 Genesis GV60 vehicles. In the event of a crash, the front driver-side and/or passenger-side seat belt pretensioners may explode upon deployment.

Remedy Dealers will secure the seat belt pretensioners with a cap, free of charge. Owner notification letters were mailed April 14, 2023. For GV60 owners, Interim notification letters, notifying owners of the safety risk, were mailed April 14, 2023. A second notice will be sent once the final remedy is available. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 012G. This recall supersedes and expands recall number 21V-796. Vehicles previously repaired under recall 21V-796 will need to have the new remedy completed.

Recall gasoline fuel system, delivery, hoses and fittings 2021-03-24 · NHTSA campaign 21V208000

Summary Hyundai Motor America (Hyundai) is recalling certain 2021 Genesis G80 and GV80 vehicles equipped with 2.5-litre turbo engines. The fuel tube connecting the high pressure fuel pump to the fuel rail may not seal properly, which could allow fuel to leak.

Remedy Hyundai will notify owners, and dealers will replace the high pressure fuel tube, free of charge. Owner notification letters were mailed on May 24, 2021. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 008G.

Complaints by component (9 total)

Service brakes

Tires

Electrical system

Engine

Powertrain

Speed control

Structure

Crash-flagged

Fire-flagged

Injury reports

Death reports

Complaints filed per year

Excerpts from recent NHTSA complaint filings

"The windows do not roll down or up from any of the switches. this was taken in for a warranty repair and after i received the vehicle back. it worked for a day and has now began to do the same intermittent working and…"
Electrical system, Structure · filed 2026-05-10
"Vehicle Information: * Year: 2021 * Make: Genesis * Model: G80 * Vehicle Identification Number (VIN): [XXX] ] * Mileage at time of incident/problem start: Approximately 26,377 miles Problem Description: The issue began…"
Service brakes · filed 2025-05-06
"Brake pedal concern. When pressing the brake pedal in Drive but while the vehicle is not moving there is a tapping sound and feeling coming from the brake pedal."
Service brakes · filed 2024-09-09
"(front) 245/40R20 (rear) 275/35R20 Rear passenger tire failed, sidewall failure. Instantly went to 0 PSI on dash notification. A cop helped us change it. Less than a mile layer going less than 50 MPH (max rating for…"
Tires · filed 2024-01-21
"245/40 R20 (FRONT) 275/35 R20 (REAR) The two front and one rear tire experienced sidewall failures within the first 25,000 of use. The tires have been disposed. I thank god that the failures did not occur at highway…"
Tires · filed 2023-02-18

NHTSA crash ratings

Version	Overall	Front	Side	Rollover
2021 Genesis G80 4 DR AWD	5 stars	5 stars	5 stars	5 stars
2021 Genesis G80 4 DR RWD	5 stars	5 stars	5 stars	5 stars

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim	Engine	Transmission	Drive	City	Hwy	Combined	Annual fuel cost
G80 all-wheel drive	2.5L, 4-cyl	Automatic (8-speed)	All-wheel drive	22	30	25 MPG	$3200
G80 all-wheel drive	3.5L, 6-cyl	Automatic (8-speed)	All-wheel drive	18	26	21 MPG	$3800
G80 rear-wheel drive	3.5L, 6-cyl	Automatic (8-speed)	Rear-wheel drive	19	27	22 MPG	$3650
G80 rear-wheel drive	2.5L, 4-cyl	Automatic (8-speed)	Rear-wheel drive	23	32	26 MPG	$3050

Specs and fitment

Second generation (RG3), 2021–present

Body styles Sedan

Oil SAE 0W-30, API SN PLUS (full synthetic on 2.5L turbo)

Tire size 245/50R18, 245/45R19, 245/40R20

Known issues for this generation

Recall 26V229000 covers certain 2021-2025 Genesis G80 and GV80 vehicles (with GV70 and G90 listed in the same campaign). Fuel may leak at the pipe connection between the fuel pipe and fuel rail, which increases the risk of a fire. Dealers inspect and tighten or replace the fuel pipe as necessary, free of charge. Recall 23V094000 covers certain 2021-2023 Genesis G80 vehicles (with GV80, GV70, and GV60 in the same campaign) where front seat belt pretensioners may explode upon deployment in a crash; dealers secure the pretensioners with a cap free of charge, and this recall supersedes and expands recall 21V-796.

Compare

Next year 2022 Genesis G80 See every Genesis G80 model year →

Frequently asked questions

Is the 2021 Genesis G80 reliable?

What are common problems with a 2021 Genesis G80?

The complaints owners file most often name Service brakes (3 of 9), then Tires (3) and Electrical system (2).

Is the 2021 Genesis G80 more reliable than the years next to it?

The 2020 G80 has 0 complaints, 0 per year, and the 2022 has 7 complaints, 1 per year. The 2021 has more complaints per year than the 2020. The 2021 has more complaints per year than the 2022.

Has the 2021 Genesis G80 been recalled?

The 2021 Genesis G80 has 4 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2021 Genesis G80?

Owners have filed 9 complaints about the 2021 Genesis G80 with NHTSA.

What mpg does a 2021 Genesis G80 get?

EPA-rated combined fuel economy for the 2021 Genesis G80 is 23.5 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does a Genesis G80 use?

U.S. owner manuals specify SAE 0W-30; capacity varies by engine (for example about 6.5 qt on the 2.5L turbo and 7.4 qt on the 3.5L turbo on second-generation models).

What tire sizes fit a Genesis G80?

U.S. manuals list sizes such as 245/50R18, 245/45R19, and 245/40R20 on later RG3 models; first-generation Sport trims may use staggered 275/35R19 rears—match the door-jamb label for your trim.

What NHTSA recalls affect the Genesis G80?

Documented campaigns include 24V-191 (left turbo oil feed pipe on 2018-2020 3.3L turbo), 26V-229 (fuel pipe at the rail on 2021-2025), and 23V-094 (front seat belt pretensioners on 2021-2023); shared campaigns list other Genesis models in the same unit totals.