Service bulletins for the 2009 Hyundai Genesis
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.
75 on file from NHTSA, as of 2026-10-19.
About P0456 on the 2009 Hyundai Genesis: what the code means, and the bulletins and recalls about the same components.
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By component
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Only bulletins with trouble code: P0456 are shown. Show all
| TSB-10-01-025 | 2010-11-19. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM:SOFTWARE. HYUNDAI: ECM UPDATE-MIL ON WITH DTC P0456. SOME VEHICLES MAY EXPERIENCE MALFUNCTION INDICATOR LAMP ILLUMINATION FOR DTC P0456 (EVAPORATIVE EMISSION SYSTEM-VERY SMALL LEAK DETECTED). *PE |
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| TSB-09-FL-009 | 2010-02-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. HYUNDAI: ECM UPDATE. MIL ON WITH DTC P0456. SOME VEHICLES MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP ILLUMINATION FOR DTC P0456 (EVAPORATIVE EMISSION SYSTEM - VERY SMALL LEAK DETECTED). *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.