1996 Buick Park Avenue Owner's Manual

It’s a good idea to check your engine oil every time youget fuel. In order to get an accurate reading, the oil mustbe warm and the vehicle must be on level ground.Turn off the engine and givethe oil a few minutes todrain back into the oil pan.If you don’t, the oil dipstickmight not show theactual level.Checking Engine OilPull out the dipstick and clean it with a paper towel orcloth, then push it back in all the way. Remove it again,keeping the tip down, and check the level.When to Add OilIf the oil is at or below the ADD mark, then you’ll needto add some oil. But you must use the right kind. Thispart explains what kind of oil to use. For crankcasecapacity, see “Capacities and Specifications” in the Index.