H3 V8-5.3L (2008)
Pinion Flange: Service and Repair
Front Drive Axle
Front Differential Drive Pinion Flange/Yoke, Seal, and Dust Deflector Replacement
Tools Required
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J 8614-01 Flange and Pulley Holding Tool
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J 21128 Axle Pinion Oil Seal Installer
Removal Procedure
1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair) .
2. Remove the engine protection shield. Refer to Engine Shield Replacement (See: Body and Frame/Frame/Skid Plate/Service and Repair/Engine
Shield Replacement) .
3. Drain the drive axle. Refer to Front Axle Lubricant Replacement (See: Fluid - Differential/Service and Repair/Removal and Replacement/Front
Drive Axle) .
4. Remove the front propeller shaft. Refer to Front Propeller Shaft Replacement (See: Drive/Propeller Shafts, Bearings and Joints/Drive/Propeller
Shaft/Service and Repair/Front Propeller Shaft Replacement) .
5. Remove the brake calipers. Refer to Front Brake Caliper Replacement (See: Brakes and Traction Control/Disc Brake System/Brake
Caliper/Service and Repair/Removal and Replacement/Front Brake Caliper Replacement) .
6. Using an inch pound torque wrench, measure the torque required in order to rotate the pinion. Record the torque value for reassembly. This will
give the combined preload for the following components:
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The pinion bearings
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The pinion seal
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The carrier bearings
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The axle bearings
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The axle seals
7. Scribe an alignment line between the pinion shaft and the pinion yoke.