1998 Pontiac Firebird Owner's Manual - Page 351
1998 Pontiac Firebird Manual
Page 351 highlights
45,000 Miles (75 000 km) (Continued) I you do not use your vehicle under any of these conditions, change thefluid f andfilter every 50,000 miles (83 000 km). 0 Rotate tires, See "Tire Inspection and Rotation" the Index for proper in rotation pattern and additional information. (See footnote +.) 50,000 Miles (83 000 km) DATE I I 0 If you haven't used your vehicle under severe conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change both the fluid and filter. I I 52,500 Miles (87 500 km) 0 Change engineoil and filter (or every 12 months, whichever occursfirst). An Emission Control Service. 0 Rotate tires. See "Tire Inspection and Rotation" the Index for proper in rotation pattern and additional information. (See footnote +.) t DATE I 1 7-26