1996 Oldsmobile 88 Owner's Manual - Page 246

RECOMMENDED SAE VISCOSITYENGINE GRADE OILS I FOR BESTFUELECONOMYANDCOLDSTARTING,SELECTTHELOWEST SAL VISCOSITY GRADE OIL FOR THE EXPECTED TEMPERATURE RANGE. HOT WEATHER / O F LOOK FOR MS I SYMBOL As shown in the chart,SAE 1OW-30 is best for your vehicle. However, you can use A E 5W-30 if it's going S to be colder than 60°F ( 16" C) before your next oil change. When it's very cold, you should S A E use 5W-30. These numbers on an container showits oil viscosity, or thickness. not use other viscosity oils, Do such as SAE 20W-50. - "C ' + 100 - - +38 +80- I NOTICE: Use only engine oil with the American Petroleum Institute Certified For Gasoline Engines "Starburst" symbol. Failure to use the recommended oil can result in engine damage not covered by your warranty. - +27 +60- - + 1 6 +40- - + 4 t20---7 0 - --la 111 1 1 1 . SAE 1-30 PREFERRED ~ above 0°F (-18'C1 . . GM Goodwrench@ meets all the requirements oil for your vehicle. If you are inan area where the temperature falls below -20°F (-29"C), consider using either S A E 5W-30 an synthetic oil or an OW-30 oil. Both will provide SAE easier cold starting and better protection your engine for at extremely low temperatures. COLD WEATHER 00 NOT USE SAE 2OW-50 OR ANY OTHER GRAOE OIL NOT RECOMMENDED 6-14