Transmission Fluid Leak From Cooler Line on Buick Regal

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.

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Average mileage: 97,007 (54,000–141,522)
11 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999, 2011
14 people reported this problem
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problem details
2011 Buick Regal 54,000 mi,
Transmission cooler line leak. Had to replace entire radiator.
1990 Buick Regal 95,500 mi,
Trans cooler line leaked. Trans quit working while I was in ongoing traffic in rush hour. (LOL) Had to have car towed. Hoses easily came off, even with clamp(s) still tight. Had to replace clamp(s) and fluid.