Engine Oil Change

Change the engine oil at the mileage and time intervals described in the Maintenance Schedules. Refer to MAINTENANCE SCHEDULES, DESCRIPTION .

1. Run the engine until it reaches normal operating temperature, then shut off the engine.
2. Remove the oil fill cap.
3. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
4. Remove the belly pan/skid plate. Refer to PLATE, SKID, TRANSFER CASE, REMOVAL .
5. Place a suitable drain pan under the oil pan drain.

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6. Remove the drain plug (2) from the oil pan and allow the oil to drain.
7. Remove the oil filter (1).

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8. Place a suitable drain pan under the engine oil cooler.
9. Remove the drain plug (1) from the engine oil cooler and allow the oil to drain.
   NOTE:

   Allow oil to drain until there is only one drip every second, approximately five minutes.

10. Lightly lubricate the NEW oil filter gasket with clean engine oil.
11. Fill the NEW oil filter with fresh engine oil.
12. Thread the oil filter onto the oil filter adapter.
    NOTE:

    Do not over tighten the oil filter.

13. When the oil filter gasket makes contact with the oil filter adapter sealing surface, hand tighten the oil filter one half turn, or 180°.
14. Clean any residual oil that may have dripped onto the oil cooler hoses (3, 4)

    .

15. Inspect the drain plug threads for stretching or other damage and replace if necessary.
16. Install both drain plugs and tighten to the proper torque specifications. Refer to TORQUE SPECIFICATIONS .
17. Install the belly pan/slid plate. Refer to PLATE, SKID, TRANSFER CASE, INSTALLATION .
18. Lower the vehicle and fill the crankcase with the specified type and amount of engine oil. Refer to CAPACITIES AND RECOMMENDED FLUIDS, SPECIFICATIONS .
19. Install the oil fill cap.
20. Start the engine and check for leaks.
21. Stop the engine and after five minutes, check the oil level.