Service bulletins for the 2018 Genesis G90
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.
67 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Software are shown. Show all
| 23-BE-012G | 2023-09-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. On certain 17-19MY G90 (HI) vehicles, the DIS2.0 head units may experience any of the following symptom(s): (1) Battery Drain, (2) Genesis Connected Services (GCS) Activation Issues, (3) Genesis Connected Services Remote Service Failures, (4) Genesis Connected Services Point of Interest Failures. Follow the instructions in this TSB to update the AVN. |
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| 5NP-C8X5J-12 | 2018-12-17. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This bulletin provides information related to an ECM (Engine Control Module) software update to improve starting performance. Perform this update if a vehicle is in for service for an intermittent no start concern. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.