Avalanche 4WD V8-5.3L (2011)
Pinion Bearing: Service and Repair
Differential Drive Pinion Gear Bearing Replacement (10.5 Inch Axle)
Differential Drive Pinion Gear Bearing Replacement (10.5 Inch Axle)
Special Tools
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J 8092 - Universal Driver Handle - 3/4 in - 10
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J 8608 - Pinion Bearing Cup Installer
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J 8614-01 - Flange Holder and Remover
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J 22761 - Side Bearing Installer
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J 22912-B - Bearing Remover
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J 24433 - Pinion Bearing Installer
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J 37624 - Pinon Bearing Installer
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J 44414 - Pinion Oil Seal Installer
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Remove the differential assembly. Refer to Differential Replacement (10.5 Inch Axle) (See: Service and Repair/Removal and Replacement/Rear
Drive Axle/Differential Replacement (10.5 Inch Axles))Differential Replacement (8.6, 9.5/9.5 LD Inch Axles) (See: Service and Repair).
3. Remove the pinion yoke and the oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement (See: Pinion Flange/Service and
Repair/Rear Drive Axle).
4. Remove the drive pinion housing assembly. Refer to Differential Drive Pinion Gear Bearing Replacement (8.6 Inch Axle) (See: Differential
Drive Pinion Gear Bearing Replacement (8.6 Inch Axle))Differential Drive Pinion Gear Bearing Replacement (10.5 Inch Axle).
5. Using a press and the appropriate tool, remove the drive pinion gear pinion.
6. Remove the collapsible spacer.