1997 Pontiac Firebird Owner's Manual - Page 351

I Short Trip/City Maintenance Schedule 1 150,000 Miles (240 000 km) 0Drain, flush and refill cooling system (or every 60 months since last service, first). See "Engine whichever O C C U ~ S Coolant'' in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test cooling system and pressure cap. An Emission Control Service. lO0,OOO Miles (166 000 km) (Continued) I you do not use your vehicle under any of f these conditions, the fluid and filter do not require changing. 17 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. DATE - ACTUAL MILEAGE SERVICED B E ACTUAL MILEAGE 7-30