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Replacement. 23. Perform a gear tooth contact pattern check on the pinion and the ring gear. Refer to Gear Tooth Contact Pattern Inspection. 24. Lower the vehicle. Differential Side Bearing Preload Adjustment Procedure 1. Install the drive pinion, if necessary. Refer to Drive Pinion and Ring Gear Replacement . 2. Measure the rotating torque of the drive pinion using an inch-pound torque wrench. Specification: The rotating torque of the drive pinion should be 1.7-3.4 N.m (15-30 lb in) 3. Record the measurement. 4. Install the differential assembly with the side bearings and bearing cups into the axle housing. 5. Insert one 4.318 mm (0.170 in) thick service spacer into the left side of the axle housing. 6. Side the differential assembly towards the service spacer in order to hold the spacer in place. 7. Install the J 22779 between the right side differential side bearing cup and the axle housing. See Special Tools. IMPORTANT: The differential side bearing preload adjustment must be In order to maintain the original backlash, adjust the Measure the service shims and the spacers one at a time. Do not use or reuse the original cast iron production shims. IMPORTANT: Before installation of the differential assembly, ensure that the side bearing surfaces in the axle housing are clean and
2007 Hummer H3 2007 Driveline/Axle Front Drive Axle - H3
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