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5. Check the fit of the side gears on the axle shafts. 6. Check the differential case for cracks and scoring. 7. Check the thrust sleeve for excessive wear. 8. Check the side gear bore for scoring. if scoring is present, replace the entire differential. 9. Replace the differential if you find any damage to the case. LOCKING DIFFERENTIAL ADJUSTMENT Tools Required J 7872 Magnetic Base Dial Indicator. See Special Tools. Locking Differential Side Gear Backlash Adjustment 1. Lubricate the pinion gears, the side gears, the thrust washers and locking components using axle lubricant. Use the proper fluid. Refer to Fluid and Lubricant Recommendations . IMPORTANT: Do not replace the thrust sleeve unless this is necessary. IMPORTANT: If it is necessary to replace the left side gear, the right side gear or the thrust washers, the entire differential must be adjusted.
2007 Hummer H3 2007 Driveline/Axle Rear Drive Axle - H3
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