1994 Oldsmobile Silhouette Owner's Manual - Page 194

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 ONE WEATHER "C t100 . +80 +60 +40 +20 LOOK FOR OF THESE LABELS +38 +27 +16 +4 As shown in the chart, SAE 1OW-30 is best for your vehicle. However, you can use SAE 5W-30 if it's going to be colder than 60°F (16°C) before your next oil change. When it's very cold,you should use SAE 5W-30. These numbers on an oil container show itsviscosity, or thickness. Do not use other viscosity oils, such as SAE 1OW-40 or SAE 20W-50. 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 ONE '-' F +loo +80 LOOK FOR OF THESE LABELS "C +38 - +27 +16 +4 +60 +40 - -7 +20 0 -7 0- -18 -18 - 1OW-30 SAE SAE 5W-30 PREFERRED SAE 1OW-30 PREFERRED SAE 5W-30 above 0°F (-18°C) \ I 1 IF NEITHER SAE 5W-30 NORSAE COLD WEATHER 1OW-30 GRADE OILS ARE AVAILABLE, SAE 30 GRADE MAY BEUSED AT TEMPERATURES ABOVE 40 DEGREES F (4 DEGREESc). DO NOT USE SAE 1OW-40, SAE 2OW-50 OR ANY OTHER GRADE OIL HOT RECOMMENDED. COLD WEATHER IF NEITHER SAE 5W-30 NOR SAE 1OW-30 GRADE OILS ARE AVAILABLE. SAE 30 GRADE MAY BE USED AT TEMPERATURES ABOVE 40 DEGREESF (4 DEGREES c). DO NOT USE SAE 1OW-40, SAE 2OW-50 OR ANY OTHER GRADE OIL NOT RECOMMENDED. 2300 V6: Oil Viscosity Chart 3100 V6: Oil Viscosity Chart 192