1996 Chevrolet Astro Owner's Manual - Page 220

I NOTICE: Use only engine oil with the American Petroleum Institute Certified For Gasoline Engines "Starburst" symbol. Failure to use the proper oil can result in engine damage not covered by your warranty. GM Goodwrench@ oil (in Canada, GM Engine Oil) meets all the requirements foryour vehicle. Engine Oil Additr'ves Don't add anything toyour oil. Your GM dealer is ready to adviseif you think something should be added. When to Change Engine Oil See if any one of these is true for you: Most trips are less than 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). 0 Most trips are through dusty areas. You frequently tow a trailer or use a carrier on top of your vehicle. If any one of these is true foryour vehicle, then you need to change your oil and filter every 3,000 miles (5 000 km) or 3 months - whichever comes first. If none of them is true, change the oil and filter every 7,500 miles (12 500 k ) 12 months - whichever comes first. m or Engine Coolant Heater An engine coolantheater can be a big help if you have to park outside in very cold weather, 0 O F (-1 8O C) or colder. If your vehicle has this option, see "Engine Coolant Heater'' inthe Index. What to Do with Used Oil Did you know that used engine oil contains certain elements that may be unhealthy for your skin and could even cause cancer?Don't let used oil stay on your skin for very long. Clean your skin and nails with soap and water, or a good hand cleaner. Wash or properly throw away clothing or rags containing used engine oil. (See manufacturer's warnings about the use the and disposal of oil products.) 6 - 12