Colorado 2WD V8-5.3L (2009)
Ring Gear: Service and Repair
Rear Drive Axle
Drive Pinion and Ring Gear Replacement
Special Tools
*
J 8614-01 Flange and Pulley Holding Tool
*
J 22536 Pinion Driver
*
J 38694 Extension Housing Oil Pump/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 axle shafts. Refer to Rear Axle Shaft Replacement (See: Drive Axles, Bearings and Joints/Axle Shaft Assembly/Axle Shaft/Service
and Repair).
3. Remove the differential assembly. Refer to Differential Replacement (See: Service and Repair/Removal and Replacement/Rear Drive
Axle/Differential Replacement).
4. Remove the drive 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).
5. Install the J 22536 as shown.
Ensure that the J 22536 is firmly seated on the pinion.
6. Drive the pinion out using the J 22536 and a hammer.
Strike the J 22536 slowly. Do not let the pinion fall out of the rear axle housing.
7. Remove the collapsible spacer from the pinion. Discard the spacer.
8. Remove the pinion bearings and the cups. Refer to Drive Pinion Bearings Replacement (8.6 Inch Axle) (See: Pinion Bearing/Service and
Repair/Rear Drive Axle)Drive Pinion Bearings Replacement (8.0 Inch Axle) (See: Service and Repair/Removal and Replacement/Rear Drive
Axle/Drive Pinion Bearings Replacement (8.0 Inch Axle)).
9. Remove the left-hand threaded ring gear bolts. Discard the bolts.
10. Remove the ring gear from the differential. Drive the gear off with a brass drift if necessary.
Installation Procedure
