Oil Pan: Service and Repair

OIL PAN

REMOVAL - 4x4
1. Disconnect Battery.
2. Install Engine Support Fixture, special Tool 8534.
3. Raise and support vehicle.
4. Remove front wheel and tire assemblies.
5. Remove skid plate (if equipped).
6. Drain engine oil.
7. Remove engine to transmission structural cover, (if equipped).
8. Remove transmission oil cooler line bracket.
9. Remove the front axle assembly from the vehicle.
10. Loosen both engine mount through bolts.
11. Lower the vehicle.

NOTE: It is not necessary to remove the viscous fan , or fan shroud, for oil pan removal.

12. Raise the engine using Engine Support Fixture, special Tool 8534, until the viscous fan almost touches the fan shroud.
13. Raise the vehicle.
14. Remove the oil pan bolts.
15. Separate the oil pan from the engine.
16. Remove the (2) nuts and (1) bolt holding the oil pump pick-up tube, and windage tray in place.

NOTE: It will be necessary to move the oil pan from side to side to gain access to these fasteners.

17. Drop the oil pump pick-up tube into the oil pan, and remove the oil pan, pick-up tube, and the windage tray, as an assembly, from the front of the vehicle.

CLEANING
1. Clean oil pan in solvent and wipe dry with a clean cloth.
2. Clean the oil pan gasket surface. DO NOT use a grinder wheel or other abrasive tool to clean sealing surface.
3. Clean oil screen and tube thoroughly in clean solvent.

INSPECTION
1. Inspect oil drain plug and plug hole for stripped or damaged threads. Repair as necessary.
2. Inspect the oil pan mounting flange for bends or distortion. Straighten flange, if necessary.

INSTALLATION - 4x4
1. Inspect oil pan gasket for defects, and replace if necessary
2. Clean the oil pan and block gasket mating surfaces.
3. Drop the oil pump pick-up tube into the oil pan, and install the oil pan, pick-up tube, and the windage tray, as an assembly, from the front of the vehicle.
4. Install the windage tray, then the oil pump pick-up tube, and the (2) nuts and (1) bolt holding the oil pump pick-up tube, in place.

NOTE: It will be necessary to move the oil pan from side to side to gain access to these fasteners.

5. Torque the pick-up tube fasteners.
6. Install the oil pan.
7. Install and torque the oil pan bolts.
8. Install the engine to transmission structural cover, (if equipped).
9. Lower the vehicle.
10. Lower the engine using Engine Support Fixture, special Tool # 8534.
11. Remove the Engine Support Fixture, special Tool # 8534.
12. Raise the vehicle.
13. Tighten both engine mount through bolts.
14. Install the transmission oil cooler line bracket.
15. Install the front axle assembly to the vehicle.
16. Install the skid plate (if equipped).
17. Install the front wheel and tire assemblies.
18. Lower the vehicle.
19. Refill engine oil.
20. Reconnect battery
21. Start engine, and check for leaks.