1997 Chevrolet Tahoe Owner's Manual - Page 394

1 Lung Tripmighway Maintenance Schedule -- Gasoline Engines 97,500 Miles (162 500 km) 0Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 100,000 Miles (166 000 km) 0Inspect spark plug wires. An Emission Control Service. Replace spark plugs. An Emission Control Service. 0Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 0Rotate tires. See"Tire Inspection and Rotation" in the Index proper rotation for pattern and additional information. (See footnote +.) 0Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) or higher. (Continued) 7-41