1996 Chevrolet Monte Carlo Owner's Manual - Page 211

In Canada, some gasolinescontain an octane-enhancing additive called MMT. If you use such fuels, your emission control system performance may deteriorate and the malfunction indicator lamp on your instrument panel may turn on. If this happens, return to your authorized Chevrolet dealer for service. Fuels in Foreign'loun If you plan on driving in another country outside the United States or Canada, the proper fuel may be hard to find. Neveruse leaded gasoline orany other fuel not recommended in the previous text on fuel. Costly repairs caused by use of improper fuelwouldn't be covered by your warranty. To provide cleaner air, all gasolines are now required to contain additives that will help prevent deposits from forming in your engine and fuel system, allowing your emission control system to function properly. Therefore, you should not have to add anything to the fuel. In addition, gasolines containing oxygenates, such as ethers and ethanol, and reformulated gasolines may be available in your area to help clean the air. General Motors recommends that you use these gasolines if they comply with the specifications describedearlier. To check on fuel availability, ask an auto club, or 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 Motors Overseas Distribution Corporation, North American Export Sales (NAES) 1908 Colonel Sam Drive Oshawa, Ontario L l H 8P7 NOTICE: Your vehicle was not designedfor fuel that contains methanol. Don't use it. It can corrode metal parts in your fuel system and also damage plastic and rubber parts. That damage wouldn't be covered under your warranty. 6-3