Savana 3500 V8-4.8L (2009)
Ring Gear: Service and Repair
Drive Pinion and Ring Gear Replacement (8.6 Inch Axle)
Special Tools
J 22536 - Pinion Driver
Removal Procedure
1. Raise 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 (8.6 Inch Axle) (See: Service and Repair/Removal and Replacement/Rear
Drive Axle/Differential Replacement (8.6 Inch Axle))Differential Replacement (9.75, 10.5 and 10.75 Inch Axles) (See: Service and
Repair/Removal and Replacement/Rear Drive Axle/Differential Replacement (9.75, 10.5 and 10.75 Inch Axles)).
3. Remove the pinion yoke and the oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement (8.6, 9.5 Inch Axles) (See: Pinion
Flange/Service and Repair/Drive Pinion Flange/Yoke and/or Oil Seal Replacement (8.6, 9.5 Inch Axles))Drive Pinion Flange/Yoke and/or Oil
Seal Replacement (9.75, 10.5 and 10.75 Inch Axles) (See: Pinion Flange/Service and Repair/Rear Drive Axle).
4. Install the J 22536 as shown.
Note: Ensure that the J 22536 - driver is firmly seated on the pinion.
Note: Do not let the pinion fall out of the rear axle housing.
5. Using the J 22536 - driver and a hammer, remove drive the pinion.
6. Remove and discard the collapsible spacer from the pinion.
7. Remove the drive pinion bearings. Refer to Drive Pinion Bearings Replacement (9.75, 10.5 and 10.75 Inch Axles) (See: Service and
Repair/Removal and Replacement/Rear Drive Axle/Drive Pinion Bearings Replacement (9.75, 10.5 and 10.75 Inch Axles))Drive Pinion Bearings
Replacement (8.6, 9.5 Inch Axle) (See: Pinion Bearing/Service and Repair).