1994 Pontiac Grand Am Owner's Manual - Page 181
1994 Pontiac Grand Am Manual
Page 181 highlights
Service & Appearance Care 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 LOOK FOR ONE OF THESE LABELS What Kind of Oil to Use 3eginning midyear 1993, oils of the )roper quality for your vehicle will be dentified with this new "starburst" ;ymbol. The "starburst" symbol indicates hat the oil has been certified by the imerican Petroleum Institute (API), and s preferred for use in your gasoline 'ngine. 4s shown in the chart, SAE 5W-30 is best or your vehicle. However,you can use ;AE 1OW-30 if it's going to be 0°F - 18"C) or above. These numbers on an )il container show its viscosity, or hickness. Do not use other viscosity oils, uch as SAE low-40 or SAE 20W-50. SAE 5W-30 PREFERRED (ou should look for this on the front of he oil container, and use only oils that lisplay this new symbol. (ou should also use the proper viscosity Iil for your vehicle, as shown in the ollowing chart: COLD WEATHER IF NEITHER SAE 5W-30 NOR SAE low-30 GRADE OILS ARE AVAILABLE, SAE 30 GRADE MAY BE USED AT TEMPERATURES ABOVE 40 DEGREES F (4 DEGREES C). DO NOT USE SAE 1OW-40, SAE 2OW-50 OR ANOTHER GRADE OIL NOT RECOMMENDED. . I80