1998 Pontiac Firebird Owner's Manual - Page 355

Long Tripmighway Maintenance Schedule 90,000 Miles (150 000 km)(Continued) 0 Inspect fuel tank,cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service.(See footnote?.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 97,500 Miles (162 500 km) 0 Change engine oil and filter every 12 months, whichever occurs first). (or An Emission Control Service. 0 Rotate tires.See "Tire Inspection and Rotation"in the Index for proper rotation pattern and additional information. (See footnote +.) DATE MILEAGE I 100,000 Miles (166 000 km) 0 Inspect spark plug wires. An Emission Control Service. 0 Replace spark plugs. An Emission Control Service. 0 If you haven't used your vehicle under severe service conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change both the fluid and filter. Manual transmission fluid doesn't require change. I DATE I 7-30