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Home >> Jeep >> 1990 >> Comanche 4WD L4-150 2.5L VIN E TBI >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Emission Control Systems >> System Specifications >> Maintenance Procedures >> Maintenance Schedules
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Maintenance Schedules






Emission Component

Emission System Elastomer Vacuum Hoses - Replace every 60,000 miles
Emission System Timer (Except Calif.) - Replace/Disconnect at 82,500 miles
Exhaust System (Calif. only) - Check every 7,500 miles
Oxygen Sensor - Replace every 82,500 miles
Spark Plugs - Replace every 30,000 miles
Spark Plug Wires - Replace every 60,000 miles