1996 Buick Park Avenue Owner's Manual - Page 262

NOTICE: I What Kind of Oil to Use Oils recommended for your vehicle can be identified by looking for the"Starburst" symbol. This symbol indicates that the oil has been certified by the American Petroleum Institute (API). Do not use anyoil which does not carry this Starburst symbol. If you change your own oil, be sure you use oil that has the Starburst symbol on the front of the oil container. If you have your oil changedfor you, be sure theoil put into your engine is American Petroleum Institute certified for gasoline engines. You should also use the proper viscosity for your oil vehicle, as shown in thefollowing chart: Don't add too much If your engine hasso oil. much oil that the oil level above the gets cross-hatched area that shows the proper operating range, your engine could damaged. be Add engine oil at the engine oil fill cap next to the oil dipstick. Just fill it enough to put the level somewhere in the proper operating range. Push the dipstick all way the back in whenyou're through.