Wagoneer L6-242 4.0L VIN M FI (1988)
Seals and Gaskets: Customer Interest
Rear Axle Seal - Leak
Models
1987/88 Cherokee, Wagoneer, Comanche Equipped With Heavy Duty Rear Axle
Subject
Rear Axle Seal Leak
Index
REAR AXLE
Date August 1, 1988
No.
03-51-88
P-3085
(C03-51)
SYMPTOM/CONDITION
Some 1987/88 Jeep vehicles equipped with the heavy duty (Spicer Model 44) rear axles built before axle date code 418XX may experience an axle
lubricant leak between the brake support plate and the axle shaft mounting flange. This leak may be the result of the axle tube seal bore being at the
upper limits of the bore specification.
NOTE:
THE AXLE ASSEMBLY DATE CODE IS LOCATED ON THE REAR SIDE OF THE RIGHT SIDE AXLE TUBE. IT MAY BE
NECESSARY TO CLEAN THE REAR OF THE TUBE TO READ THE DATE CODE.
DIAGNOSIS
Raise rear of vehicle. Inspect for leakage on the back of the brake support plate between the axle shaft mounting flange and brake support plate. If
leakage is evident perform the following repair procedure.
PARTS REQUIRED
1 - 3 Oz. Tube RTV (Gasket-In-A-Tube) - PN J8993317 (Case of 12)
REPAIR PROCEDURE
1.
Remove wheel and brake drum.
2.
Remove the brake support plate attaching nuts.
3.
Remove the axle shaft/bearing assembly using axle shaft puller, J21579, and slide hammer, J2619-01. Do not remove the brake support plate.
FIGURE 1
4.
Carefully inspect the rubber coating on the O.D. of the axle shaft seal. Figure 1. If the coating is missing, peeled off or severely damaged, replace
the axle shaft seal before proceeding to Step 5.