1995 Buick Park Avenue Owner's Manual - Page 235

What Kind of Oil to Use Oils of the proper quality for your vehicle can be identified by looking for the "Starburst" symbol. The "Starburst" symbol indicates that the oil has been certified by the American Petroleum Institute (API), and is preferred for use i n your gasoline engine. RECOMMENDED SAE VISCOSITY GRADE ENGINE OILS FOR BEST FUEL ECONOMY AND COLD STARTING, SELECT THE LOWEST SAE VISCOSITY GRADE OIL FOR THE EXPECTED TEMPERATURE RANGE. ~~ HOT WEATHER 'F ! t LOOK FOR THIS SYMBOL 1001 I + so; I + 601. I 7 1 , 0, 18 ! - SAE 1OW-30 PREFERRED 1.f 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 changed for YOLI, be sure the oil put into your engine is American Petroleum Institute certified for gasoline engines. above 0°F SAE 5W-30 I ' I :,' You should also use the proper viscosity oil for your vehicle, as shown i n the following chart: DO NOT USE SAE 2OW-50 OR ANY OTHER GRADE OIL NOT RECOMMENDED 6-15