Envoy 2WD L6-4.2L (2008)
Ring Gear: Service and Repair
Drive Pinion and Ring Gear Replacement
Tools Required
*
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 .
2. Remove the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation (See: Maintenance/Wheels and Tires/Service and
Repair) .
3. Remove the axle shafts. Refer to Rear Axle Shaft Replacement (See: Drive Axles, Bearings and Joints/Axle Shaft Assembly/Axle Shaft/Service
and Repair) .
4. Remove the differential assembly. Refer to Differential Replacement (See: Service and Repair/Removal and Replacement/Differential
Replacement) .
5. 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) .
6. Install the J 22536 as shown.
Ensure that the J 22536 is firmly seated on the pinion.
7. Using the J 22536 and a hammer, remove the drive the pinion.
8. Strike the J 22536 slowly. Do not let the pinion fall out of the rear axle housing.
9. Remove the collapsible spacer from the pinion. Discard the spacer, DO NOT reuse.
10. Remove the pinion bearings and the cups. Refer to Drive Pinion Bearings Replacement (See: Pinion Bearing/Service and Repair) .
11. Remove the left-hand threaded ring gear bolts. Discard the bolts, DO NOT reuse.
12. Remove the ring gear from the differential. Drive the gear off with a brass drift if necessary.
Installation Procedure