Long Tripmighway Intervals - Pontiac 1998 Firebird Owner's Manual

Maintenance Schedule
1
Short fip/City Intervals
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1 1
Long TripMighway Intervals
Every 100,000 Miles (166 000 km): Spark Plug Wire
Inspection. Spark Plug Replacement.
Every 150,000 Miles (240 000 km): Cooling System
Service (or every 60 months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure to follow the complete maintenance schedule on
the
following pages.
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Long Trip/Highway Definition
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Follow this maintenance schedule only if none of the
conditions from the Short Trip/City Maintenance
Schedule is true. Do not use this schedule if the vehicle
is used for trailer towing, driven in a dusty area or used
off paved roads. Use the Short Trip/City schedule for
these conditions.
Driving a vehicle with a f i l l y warmed engine under
highway conditions causes engine o i l to break
down slowel:
Every 7,500 Miles (12
500
km):
Engine Oil and Filter
Change (or every
12 months, whichever occurs first).
Tire Rotation.
At the First 7,500 Miles (12 500 km): Rear Axle Fluid
Change (Limited-Slip Differential).
Every 15,000 Miles (25 000 km): Automatic
Transmission Service (severe conditions only).
Every 30,000 Miles (50 000 km): Air Cleaner Filter
Replacement. Fuel Tank, Cap and Lines Inspection.
Every
50,000
Miles (83 000
km): Automatic
Transmission Service (normal conditions).
Every 60,000 Miles (100 000 km): Engine Accessory
Drive Belt Inspection.
Every 100,000 Miles (166 000 km): Spark Plug Wire
Inspection. Spark Plug Replacement.
Every 150,000 Miles
(240 000
k m ) : Cooling System
Service (or every 60 months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure to follow the complete maintenance schedule on
the
following
pages.
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