Rear Axle Bearing May Fail on GMC Suburban 2500

Problem Description and Possible Solution

The rear axle bearings have been known to wear grooves in the rear axle shafts, creating a grinding noise and leaky axle seals. An indication that this problem has occurred is axle fluid leaking onto the wheel.

Problem Data
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Average mileage: 145,000 (145,000–145,000)
Drive Train affected: 4WD
3 model years affected: 1990, 1991, 1993
3 people reported this problem
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Seal leak on tire