Colorado 4WD L5-3.7L (2007)
Pinion Gear: Service and Repair
Front Drive Axle
Drive Pinion and Ring Gear Replacement
Tools Required
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J 8001 Dial Indicator Set
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J 8614-01 Flange and Pulley Holding Tool
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J 21128 Axle Pinion Oil Seal Installer
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J 22536 Pinion Driver
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J 22779 Side Bearing Backlash Gage
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J 25025 Guide Pins
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J 25588 Side Bearing Shim Installer
Removal Procedure
1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Remove the differential carrier assembly.
3. Remove the drive pinion yoke and the oil seal.
4. Install the J 22536 as shown.
Ensure that the J 22536 is firmly seated on the pinion.
5. 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.
6. Remove the collapsible spacer from the pinion. Discard the spacer.
7. Remove the pinion bearings and the cups.
8. Remove the ring gear.
Installation Procedure
