Owner's Manual
Page 320
... engine or transmission performance and durability. Engine Oil Additives Your vehicle does not require any oil additives. Ambient Temperature API CERTIFICATION SEAL Maintenance 317 2009 Accord Sedan Additives may use Honda Motor Oil in your vehicle to improve cold weather starting and fuel economy. You must follow the oil and filter change intervals shown on the container's label. 5W...
... engine or transmission performance and durability. Engine Oil Additives Your vehicle does not require any oil additives. Ambient Temperature API CERTIFICATION SEAL Maintenance 317 2009 Accord Sedan Additives may use Honda Motor Oil in your vehicle to improve cold weather starting and fuel economy. You must follow the oil and filter change intervals shown on the container's label. 5W...