1998 Pontiac Firebird Owner's Manual - Page 335
1998 Pontiac Firebird Manual
Page 335 highlights
I ~ Short TripKity Maintenance Schedule I DATE 18,000 Miles (30 000 km) . I fist). 0 Change engineoil and filter (or every3 months, whichever occurs An Emission Control Service. Rotate tires. See "Tire Inspectionand Rotation" in the Indexfor proper rotation pattern and additional information. (See footnote +.) Change therear axle gear lubricant if vehicle used to pull trailer. is a 21,000 Miles (35 000 km) 0 Change engine oil and filter (or every3 months, whichever occursfirst). An Emission Control Service. 24,000 Miles (40 000 km) 0 Change engine oil and (or every 3 months, whichever occurs filter first). An Emission Control Service. MILEAGE Change the rear axle gear lubricant vehicle is used to pulla trailer. if 0 Rotate tires. See "Tire Inspection Rotation" in the Index proper and for rotation pattern and additional information. (See footnote+.) 27,000 Miles (45 000 km) 0 Change engine oil andfilter (or every 3 months, whichever occursfirst). An Emission Control Service. DATE I 7-10