1994 Chevrolet Suburban Owner's Manual - Page 257

Fuels in Foreign Countries If you plan on driving in another country outside the U.S. or Canada, unleaded fuel may be hard tofind. Do not use leaded gasoline. If you use even one tankful, your emission controls won't work well or atall. With 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 costly repairs that wouldn't be covered by your warranty. To check on fuel availability, ask anauto club, or contact a major oil company that does business in the country where you'llbe 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 Filling Your Tank The fuel cap is behind a hinged door on the left side of your vehicle. 6-12