What kind of oil on an 2002 Oldsmobile silhouette?

For a 2002 Oldsmobile Silhouette, it's recommended to use 5W-30 motor oil, which is suitable for most driving conditions. Always check the owner’s manual for any specific oil recommendations and ensure that the oil meets the appropriate API (American Petroleum Institute) standards. Additionally, using synthetic oil can provide better protection and performance, especially in extreme temperatures.