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Mercury
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1998
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Grand Marquis V8-281 4.6L SFI
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Repair and Diagnosis
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Maintenance
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Service Intervals
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Severe Service
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108000 MI or 172800 KM
108000 MI or 172800 KM
Replace
Oil Filter, Engine
Engine Oil
Coolant
Change engine coolant initially at 48,000 miles (80,000 km) or 48 months. Thereafter; change engine coolant every 30,000 miles (50,000 km) or 36 months.