1994 Pontiac Trans Sport Owner's Manual - Page 216

When to Change Engine Oil See if any one of these is true for you: Most trips are less than 4 miles (6 km). 0 Engine Coolant Heater (Engine Block Heater) An engine coolant heater can be a big help if you have to park outside in very cold weather, 0°F (- 18 "C) or colder. If your vehicle has this option, see "Engine Coolant Heater" in the Index. I Air Cleaner Lefer to the Maintenance Schedule to etermine when to replace the air filter. lee"Scheduled Maintenance Services" in le Index. It's below freezing outside and most trips are less than 10 miles (16 km). What to Do with Used Oil The engine is at low speed mostof the Did youknow that used engine oil contains certain elements that may be unhealthy for time (as in door-to-door delivery, or your skin and could even cause cancer? in stop-and-go traffic). Don't let used oil stay on your skin very for Youtow a trailer often. long. Clean your skin and nails with soap and water, or a good hand cleaner. Washor Most trips are through dusty places. properly throw away clothing or rags containing used engine oil. (See the If any one of these is true for your vehicle, then you needto change your oil manufacturer's warnings about the use and disposal of oil products.) and filter every 3,000 miles (5 000 km) or 3 months -- whichever comes first. Used oil can be a real threat to the (See "Change Oil Indicator"in the Index.) environment. If you change your own oil, be sure to drain all free-flowing oil fromthe If none of them is true, change the oil filter before disposal. Don't ever dispose of every 7,500 miles (12 500 km) or 12 months -- whichever comes first. Change oil by putting it in the trash, pouring it on the ground, into sewers, or into streams or the filter at the first oil change and at bodies of water.Instead, recycle it by taking every other oil change after that. It it to a place that collects used oil. If you (See "Change Oil Indicator" in the Index.) have a problem properly disposing of your used oil, ask your dealer, a service station or a local recycling center for help. 0 C NOTICE: If the air cleaner is off, a backfire can cause a damaging engine fire. And, dirt can easily get into your engine, which will damage it. Always have the air cleaner in place when you're driving.