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Replacement Intervals (DURANGO)

REPLACEMENT INTERVALS (DURANGO) (1)

Component Months Miles
Air Filter
Normal Service 24 30,000
Severe Service (2) (3) 15,000
Coolant (4) (4)
Engine Oil
Normal Service 6 7500
Severe Service (2) 3000
Engine Oil Filter
Normal Service 12 15,000
Severe Service (2) 6000
PCV Valve (5)
Normal Service 48 60,000
Severe Service (2) 30,000
Spark Plugs
Normal Service 24 30,000
Severe Service (2) 30,000
Spark Plug Wires
Normal Service 48 60,000
Severe Service (2) 60,000
Automatic Transmission Fluid, Filter & Band Adjustment
Normal Service 30 37,500
Severe Service (2) 12,000
Transfer Case Fluid (4WD)
Normal Service 30 37,500
Severe Service (2) 36,000
Front Differential Fluid (4WD) (6)
Severe Service (2) 12,000
Rear Differential Fluid (6)
Severe Service (2) 12,000
Repack Front Wheel Bearings
Normal Service 18 22,500
Severe Service (2) 21,000
(1) Different interval may be required for normal and severe service. Severe service is described as long periods of engine idling, frequent short trip operation of less than 5 miles, trailer towing, off-highway operation, snow removal operation, or operating in dusty or excessively hot conditions.
(2) Monthly interval is not available from manufacturer.
(3) Inspect air filter every 15,000 miles and replace as necessary. Replace at 30,000 miles unless previously replaced during inspection.
(4) Replace coolant at 45,000 miles or 36 months whichever occurs first. Replace coolant at 36 months regardless of mileage. After first coolant change, replace coolant every 24 months or 30,000 miles thereafter.
(5) Inspect at scheduled interval and replace as necessary.
(6) Normal service interval is not available from manufacturer. Manufacturer lists service schedule only under severe service conditions.
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