Transmission Fluid Leak From Cooler Line on Buick Century

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.

RepairPal Verified
Average mileage: 93,420 (50,100–135,000)
13 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003
15 people reported this problem
problem details
2002 Buick Century 50,100 mi,
My car is mixing transmision fluid with antifreeze and uts leaking transmision fluid by the transmision line
2002 Buick Century 75,000 mi,
leaking pretty steady from passenger side of car the transmission coolant line is what I am told when trying to buy part the store doesnt know what I am talking about
2003 Buick Century 135,000 mi,
Looks like the rubber trans. fluid cooler hose is leaking by the radiator.
water in tranny and tranny fluid in radiator