Service bulletins for the 2018 Genesis G80
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
97 on file from NHTSA, as of 2026-10-19.
About P0597 on the 2018 Genesis G80: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0597 are shown. Show all
| 21-EM-006HG-1 | 2021-11-06. Service bulletin. ELECTRICAL SYSTEM. Certain G80 and G90 Genesis vehicles may experience DTC code P0597 for “Thermostat Heater Control Circuit/Open”. This bulletin provides information on replacing the electric thermostat. No drivability issues are associated with this condition. |
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| 21-EM-006HG(1) | 2021-05-05. Service bulletin. ENGINE AND ENGINE COOLING. Certain G80 and G90 Genesis vehicles may experience DTC code P0597 for “Thermostat Heater Control Circuit/Open”. This bulletin provides information on replacing the electric thermostat. No drivability issues are associated with this condition. |
| 20-EM-003HG | 2020-12-08. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:SENSOR/THERMOSTAT; EQUIPMENT ADAPTIVE/MOBILITY. Certain G80 and G90 Genesis vehicles may experience DTC code P0597 for “Thermostat Heater Control Circuit/Open”. This bulletin provides information on replacing the electric thermostat. No drivability issues are associated with this condition. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.