Front/Rear Differential May Develop Noise Due to Worn Bearings on GMC Suburban 1500

The front or rear differential may develop an abnormal noise due to worn bearings or another internal fault. Our technicians tell us that a complete overhaul of the affected differential is commonly necessary to correct this condition.

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Average mileage: 155,000 (150,000–160,000)
Drive Train affected: 4WD
7 model years affected: 1993, 1994, 1995, 1996, more1997, 1998, 1999
10 people reported this problem
2 people shared problem details
1997 GMC Suburban 1500- 4WD150,000
Roaring from rear end. Took it to the shop and they said I'd need to "replace the rear end."
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