Fluid Leak From Rear of Transmission on Buick Roadmaster

The transmission extension housing seal may leak fluid, replacing the worn seal will commonly correct this concern.

RepairPal Verified
Average mileage: 124,134 (120,000–128,268)
6 model years affected: 1991, 1992, 1993, 1994, more1995, 1996
8 people reported this problem
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problem details
1991 Buick Roadmaster 120,000 mi,
eng smokeing
1994 Buick Roadmaster 128,268 mi,
leaking transmission led to trans being rebuilt