Inspect Transfer Case Fluid. X Xx; Additional Maintenance; Replace Engine Air Cleaner Filter. X X X Xx; To Be Replaced Every 12,000 Miles (19,000 Km) - Jeep GLADIATOR 2023 Owner's Manual

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Mileage Or Time Passed (Whichever Comes First)
Or Years:
Or Kilometers:
Additional Inspections
Completely fill the Diesel Exhaust Fluid tank.
Inspect the CV/Universal joints.
Inspect front suspension, tie rod ends, and replace if necessary.
Inspect the front and rear axle fluid, change if using your vehicle for
police, taxi, fleet, off-road or frequent trailer towing.
Inspect the brake linings, parking brake function.
Inspect transfer case fluid.

Additional Maintenance

Drain water from fuel filter assembly.
Replace fuel filters and drain water from the fuel filter assembly.
Replace engine air cleaner filter.
Replace the cabin air filter.
Flush and replace the engine coolant at 10 years or 150,000 miles
(240,000 km) whichever comes first.
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Under normal conditions the diesel fuel filter should be replaced every other oil change and must not
exceed 20,000 miles (32,000 km) if using diesel fuel up to B5. If the vehicle is being used in severe
operating conditions, or in certain geographical areas of the country (Pennsylvania, New York, Ohio,
Maryland, West Virginia, Arkansas, Oklahoma, Kansas, Iowa, Missouri and Nebraska) due to fuel
cleanliness issues, it is recommended to replace the fuel filter every oil change and must not exceed
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To be replaced every 12,000 miles (19,000 km).

SERVICING AND MAINTENANCE
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10,000 miles.
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