2020 Genesis G80 Service & Repair Manual

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The service and repair manual for the 2020 Genesis G80 — 3.3L V6 and 3.8L V6 and 5.0L V8 engines, 3 trims. Matched to this exact model year, so the specifications and sequences are the ones Genesis published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year2020
Engines
3.3L V6 — 204 cu in, DOHC, turbocharged
3.8L V6 — 231 cu in, DOHC
5.0L V8 — 307 cu in, DOHC
Trims3.8 Sedan 4-Door · 5.0 Sedan 4-Door · Sport Sedan 4-Door
Federal record2 recalls · 12 complaints · 36 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2020 G80 manual

2020 Genesis G80 service manual page 12020 Genesis G80 service manual page 22020 Genesis G80 service manual page 32020 Genesis G80 service manual page 42020 Genesis G80 service manual page 52020 Genesis G80 service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 217
  • General Information 1,577
  • Accessories & Equipment 5,054
  • Heating, Ventilation & A/C (HVAC) 801
  • Body & Frame 688
  • Brakes 1,515
  • Restraints 1,638
  • Drivelines & Axles 57
  • Steering 287
  • Electrical 1,336
  • Suspension 1,191
  • Engine Mechanical 405
  • Transmission 1,239
  • Engine Performance 6,424

04 / Known issuesRecalls on federal record for the 2020 G80

  1. Service Brakes, Hydraulic — antilock/traction control/electronic limited · 21V160000
    An electrical short circuit inside the abs module could cause an engine compartment fire while parke.
  2. Engine And Engine Cooling — engine › gasoline › turbo/supercharger · 24V191000
    An oil leak in the presence of hot engine components can increase the risk of an engine compartment.

Owners have filed 12 complaints and Genesis has issued 36 technical service bulletins for the 2020 G80. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2020 G80 manual

Is this manual specific to the 2020 G80?

Yes. It is the OEM manual matched to the 2020 model year, covering the 3.3L V6 and 3.8L V6 and 5.0L V8 across the 3.8 Sedan 4-Door, 5.0 Sedan 4-Door, Sport Sedan 4-Door trims. Specifications and procedure sequences are the ones Genesis published for this year.

What 2020 G80 problems does it help with?

2 recalls are on federal record for the 2020 G80, covering service brakes, hydraulic, engine and engine cooling. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Genesis dealers.

Does it include 2020 G80 wiring diagrams?

Yes — the complete wiring diagrams for the 2020 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $49.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

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