1993 Buick LeSabre Owner's Manual - Page 234

gasolines with these blending materials, such MTBE as and ethanol. By doing so, you can help clean the air, high especially in those parts the country that have of carbon monoxide levels. In addition, some gasoline suppliers are now producing reformulated gasolines. These gasolinesare specially designed to reduce vehicle emissions. General Motors recommends that you use reformulated gasoline. By doing so, you can help clean the air, especially in those parts of the country that have high ozone levels. Fuels in Foreign Countries If you plan on driving in another country outside the U.S. or Canada, unleaded fuel maybe hard to find. Do not use leaded gasoline. If you use even one tankful, your emission controls won't work well or all. With at continuous use, spark plugs can get fouled, the exhaust system can corrode, and your engine oil can deteriorate quickly. Your vehicle's oxygen sensor will be damaged. All of that means costlyrepairs that wouldn'tbe covered by your warranty. You should ask your service station operators if their if they gasolines contain detergents and oxygenates, and have been reformulated to reduce vehicle emissions. To check on fuel availability, ask an club, or auto contact a major oil company that does business in the country where you'll be driving. You can also write us at the following address for advice. Just tell us where you're going and give your Vehicle Identification Number(VIN). General Motorsof Canada Ltd. International Export Sales P.O. Box 828 Oshawa, OntarioL1H 7N1, Canada . 323