2021 Genesis G80 - Maintenance & Specs
The 2021 Genesis G80 belongs to a Genesis G80 lineup that Know Your Ride tracks across 7 model years, from 2020 to 2026. Engine options on record include the 2.5L, 3.5L, 2.5L I4 / 3.5L V6. It is configured as all-wheel drive with an automatic (s8). The 2021 sits mid-run, with both earlier (2020) and later (2026) G80 model years also documented.
It takes 0W-20 full synthetic oil, 4.5 qt with a new filter meeting API SP. Fluid specs on file include Long Life coolant, DOT 4 brake fluid, SP-IV transmission fluid. Know Your Ride lists 14 scheduled maintenance items for this vehicle, the earliest interval falling at 10,000 miles. Documented torque values include oil drain plug 20 ft-lb, lug nut 80 ft-lb, spark plug 18 ft-lb.
NHTSA complaints for this vehicle cluster around tires (3), service brakes (2), electrical system,structure (1). A representative report reads: "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..." There are 4 safety recalls on record; one covers: ...Motor America (Hyundai) is recalling certain 2021 Genesis G80 and GV80 vehicles equipped with 2.5-litre turbo engines. The fuel tube connecting the....
EPA fuel economy is rated at 22 city / 30 highway MPG, 25 MPG combined. Estimated annual fuel cost is about $2,300.
Quick Specs
| Oil viscosity | 0W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 4.5 qt |
| OEM oil spec | API SP |
| EPA combined | 25 MPG |
| Tire size | 225/45R18 |
| Coolant | Long Life |
| NHTSA overall | 5 / 5 stars |
| Open recalls on record | 4 |
| Technical service bulletins | 53 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
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Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.