Service bulletins for the 2021 Honda Grom
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.
6 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with type: Other are shown. Show all
| MCPSC08202026903 | 2026-08-24. Other. FUEL/PROPULSION SYSTEM. Dealer Message - The full service bulletin and parts availability for the Emissions Recall relating to 2020-2026 Grom 125 FUEL SYSTEM (GROM 125 #3) have been delayed until April 2027. Dealers will be notified again by iN message once the bulletin and parts become available. |
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| MCPSC10062025902 | 2025-10-14. Other. FUEL/PROPULSION SYSTEM. Dealer Message - A fuel permeation test revealed that the fuel system does not meet regulatory standards. The fuel system has a lower than expected permeation value and is not within emission certification compliance. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.