1995 Pontiac Sunfire Owner's Manual - Page 208

Your use of gasoline with deposit control additives will MTBE is "methyl tertiary-butyl ether." Fuel that is no help prevent deposits from forming in your engine and your vehicle. more than 15% MTBE is fine for and fuel system. That helps keep engine in tune your It's Ethanol is ethyl or grain alcohol. Properly-blended fuel your emission control system working properly. your good for your vehicle, and you'll be doing part for that is no more than 10% ethanol is fine for your cleaner air. vehicle. What about gasoline with blending materials that contain oxygen (oxygenates), such asMTBE or alcohol? Gasolines for Cleaner Air Methanol is methyl or wood alcohol. NOTICE: Fuel that is more than5% methanol is bad for your vehicle. Don't use It can corrode metal it. parts in your fuel system and also damage plastic and rubber parts. That damage wouldn't be covered under your warranty. And even at5% or less, there must be kCcosolvents'' and corrosion preventers in this fuel to help avoid these problems. Many gasolines are now blended with oxygenates. General Motors recommends that use gasolines with you these blending materials, such as MTBE and ethanol. By air, doing so, you can help clean the especially'in those parts of the country that have high carbon monoxide levels. In addition, some gasoline suppliers now producing are reformulated gasolines. These gasolines are specially designed to reduce vehicle emissions. Generaf'Motors recommends that you use reformulated gasolhe. By air, doing so, you can help clean the especially in those parts of the country that have high ozone levels. You should ask your service station operatorstheir if gasolines contain deposit control additives and oxygenates, andif they have been reformulated to reduce vehicle emissions. 6-3