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Service bulletins for the 2021 Mazda CX-9

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.

428 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Fuel system are shown. Show all

Bulletins, newest first
01-002/222022-04-05. Service bulletin. FUEL SYSTEM, GASOLINE. Some vehicles may exhibit a fuel odor at the left / rear area of the vehicle while the engine is idling that usually occurs when the fuel tank is warmed up in hot weather and/or after long distance driving. Depending on wind direction and/or parking environment, the odor may be more noticeable. The odor may be caused by evaporative gas from the gas outlet vent.
MT-002-21a2021-10-31. Service bulletin. FUEL SYSTEM, GASOLINE; FUEL SYSTEM, OTHER. Ethanol is becoming a common additive in gasoline. Gasoline containing ethanol is likely available at your local gasoline station. Typical blends of ethanol include E10 and E85. E10: A blend of 10% ethanol and 90% gasoline. E85: A blend of 85% ethanol and 15% gasoline All Mazda vehicles can run on gasoline containing up to 10% ethanol (E10) but only some 1999-2001 B3000 trucks can run on gasoline with more than 10% ethanol blended. E10 compatible vehicles: All Mazda vehicles. E85 compatible vehicles: 1999-2001 B3000 Mazda trucks with the 8th VIN digit is V.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.