Cherokee 4WD L6-4.0L VIN S (1998)
Fluid - Differential: Service and Repair
8 1/4 Axle
LUBRICANT CHANGE
1. Raise and support the vehicle.
2. Remove the lubricant fill hole plug from the differential housing cover.
3. Remove the differential housing cover and drain the lubricant from the housing.
4. Clean the housing cavity with a flushing oil, light engine oil, or lint free cloth. Do not use water, steam, kerosene, or gasoline for cleaning.
5. Remove the original sealant from the housing and cover surfaces.
Apply Sealant
6. Apply a bead of Mopar"R" Silicone Rubber Sealant, or equivalent, to the housing cover.
Install the housing cover within 5 minutes after applying the sealant.
7. Install the cover and any identification tag. Tighten the cover bolts to 41 Nm (30 ft. lbs.) torque.
8. For Trac-lok differentials, a quantity of Mopar"R" Trac-lok lubricant (friction modifier), or equivalent, must be added after repair service or a
lubricant change.
9. Fill differential with Mopar"R" Hypoid Gear Lubricant, or equivalent, to bottom of the fill plug hole.
CAUTION: Overfilling the differential can result in lubricant foaming and overheating.
10. Install the fill hole plug and lower the vehicle.
11. Trac-lok differential equipped vehicles should be road tested by making 10 to 12 slow figure-eight turns. This maneuver will pump the lubricant
through the clutch discs to eliminate a possible chatter noise complaint.
