Service bulletins for the 2018 Honda Clarity
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.
46 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Equipment and accessories are shown. Show all
| ABOM01142019901 | 2019-02-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. "Dealer message - Today American Honda is notifying dealers of two product updates affecting certain 2017-18 Clarity Fuel Cell vehicles. The first is a software update to the hydrogen tank temperature sensors. The second is a product update to replace the fuel cell stack on a limited number of vehicles due to premature deterioration." |
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| A18-096 | 2018-10-15. Service bulletin. EQUIPMENT. Service bulletin - During vehicle assembly, the warranty information CD that was placed in the vehicle did not list the correct warranty coverage for the state of Oregon. The failure to include the proper warranty coverage may cause confusion and potential customer dissatisfaction. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.