1996 Pontiac Grand Am Owner's Manual - Page 236

' RECOMMENDED SAE VISCOSITY GRADE gNOINE OILS FOR BEST FUEL ECONOMY AND COLD STARTING, SELECT THE LOWEST SAL llscosnrr GRADE OIL FOR THE EXPECTED TEMPERATURE RAW6E. As shown in the chart, SAE 5W-30 is best for your T vehicle. However,you 'can use SAE 1OW-30 if it's going to be 0' F (-18 C) or above. These numbers on an ~ i l container show its viscosity, or thickness. Do not use other viscosityoils, such as S A E 2OW-50. t HOT WEATHER LOOK FOR T I HS SYMBOL NOTICE: Use only engine oil with the American Petroleum Engines Institute Certified For Gasoline "Starburst" symbol.Failure to use the recommended oil can result in engine damage not covered by your warranty. GM Goodwrench@oil meets all the requirements for your vehicle. PREFERRED / SAE iw-# Engine Oil Additives Don't add anything to your oil. Your Pontiac dealer is ready to advise if you t W ssmethin~ should be added. DO NOT USE SAE 2OW-50 OR A Y OTHER N GRADE OIL NOT RECOMMENDED GOLD WEATHER 6-14