1997 Oldsmobile Cutlass Supreme Owner's Manual - Page 237

When to Change Engine Oil If any one of these is true for you, use the short triphity maintenance schedule: 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 skin your 0 Most trips are less than 5 to 10 miles (8 to 16 km). for very long. Clean your skin and nails with soap and This is particularly important when outside water, or a good hand cleaner. Wash or properly throw temperatures are below freezing. away clothing or rags containing used engine oil. (See 0 Most trips include extensive idling (such as frequent the manufacturer's warnings about the use and disposal driving in stop-and-go traffic). of oil products.) 0 Most trips are though dusty areas. Used oil can be a real threat the to environment. If you oil 0 You frequently tow a trailer or use a carrier on oftop change your own oil, be sure to drain all free-flowing from the filter before disposal. Don't ever dispose of oil your vehicle. by putting it in the trash, pouring it on the ground, into 0 The vehicle is used for delivery service, police, taxi sewers, or into streams or bodies of water. Instead, or other commercial application. recycle it by takingit to a place that collects used If oil. you have a problem properly disposing of your usedoil, Driving under these conditions causes engine oil to ask your retailer, a service station or a local recycling break down sooner. If any one of these is true for your center for help. vehicle, then you need to change your oil and filter every 3,000 miles (5 000 km) or 3 months -- whichever occurs first. If noneof them is true, usethe long triphighway maintenance schedule. Change the oil and filter every 7,500 miles (12 500 k m ) or 12 months -- whichever occurs first. Driving a vehicle with a fully warmed engine under highway conditions causes engine oil to break down slower.