1998 Chevrolet Tracker Owner's Manual - Page 251

As shown in the chart, SAE 1OW-30 is best for your vehicle. However, you can SAE 5W-30 if it's use going to be colder than60 "F(16" C)before your next oil change. When it's cold, you should use very S A E 5W-30. These numbers on an oil container show its viscosity, or thickness. Do not use other viscosity oils, such asSAE 20W-50. Engine Oil Additives Don't add anything to your Your dealer is ready oil. to adviseif you think something should be added. When to Change Engine Oil If any one of these is true you, use the shorttripkity for maintenance schedule: 0 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 engine damage not in covered by your warranty. GM Goodwrench@oil meets all the requirements for your vehicle. If you are in an area where temperature falls the below -20°F (-29"C), consider using either an S A E 5W-30 synthetic oil or an SAE OW-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. Most trips are lessthan 5 to 10 miles (8 to 16 km). This is particularly important when outside temperatures are below freezing. Most trips include extensive idling (such as frequent driving in stop-and-go traffic). You operate your vehicle in dusty areas or off-road frequently. You frequently tow a trailer or usea carrier on top of your vehicle. 0 0 0 The vehicle is used for delivery service, police, taxi or other commercial application. Driving under these conditions causes engine oil to break down sooner. If any of these is true for your one vehicle, then you need to change your oil and filter every 3,000 miles(5 000 km) or 3 months -- whichever occurs first. 0 6-14