1993 Chevrolet Corvette Owner's Manual - Page 244

Fuels in Foreign Countries In addition, some gasoline suppliers are now producing reformulated gasolines. These gasolinesare specially designed to reduce vehicleemissions. General Motors recommendsthat 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. You should.aslcyour service station operators if their gasolines contain detergents and oxygenates, and they if have been reformulatedto reduce vehicle emissions. If you plan on drivingh another country outsidethe U.S. Canada, or unleaded fuel may be hardto find. Do not use leaded gasoline.If you use even one tankful, your emission controls won'twork well or at all. With continuous use,spa& 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 ofthat means costly repairs that wouldn't be covered by your warranty. To check on fuel availability, ask an auto club, or contact amajor oil cuspany that does business in the countqrwhere you'll be driving. You can also writeus at ,thefollowing us address for advice. Just tell where you're going and give your Vehicle Identification Number(VIN) . General Motorsof Canada Ltd. International Export Sales P.O. Box 828 Oshawa, OntarioLlH 7N1, Canada