Transmission Fluid Leak From Cooler Line on Pontiac Grand Prix

Problem Description and Possible Solution

The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.

Problem Data
RepairPal Verified
Average mileage: 146,200 (110,000–190,000)
11 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999, 2006
16 people reported this problem
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Leaking transmission fluid
Replaced Cooling Lines because of High Pressure Leak.
Fluid sprayed all over Engine.
It looked like Transmission and Coolanf Fluids