Transmission Fluid Leak From Cooler Line on Cadillac DeVille

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: 121,130 (15,000–238,000)
16 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
48 people reported this problem
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Viewing 1 - 17 of 17 problem details
1995 Cadillac DeVille 70,000 mi,
I have to add at least a pint of transmission fluid a month to keep the dip stick in the cross hatches. But I don't see any sign of a leak in my garage under car. Where is the transmission fluid going. This is a 1995 Cadi Deville 4.9
2003 Cadillac DeVille 154,234 mi,
Transmission fluid leaking from the upper cooler line
trans leaks terrible .........from where?
2005 Cadillac DeVille 140,000 mi,
2 inch trans fluid leak passenger side front of vechil is this a radiator cproblen
2001 Cadillac DeVille 149,000 mi,
Transmission fluid leak
1992 Cadillac DeVille 150,000 mi,
Could this occur in 1992 Cadillac Sedan
My car jerks while driving
2002 Cadillac DeVille 86,000 mi,
Transmission leak
2005 Cadillac DeVille 100,500 mi,
Leak from line connected to radiator
2001 Cadillac DeVille 80,000 mi,
Transmission fluid leaking
The gas gage don't work and my heater stays on and the o rings and my car is smoking
1993 Cadillac DeVille 100,000 mi,
havnt fixed it, apperantly its a recall
Leaking transmission fluid, will take it in tomorrow to get the official diagnosiswill take it in tomorrow to get the official diagnosis
2005 Cadillac DeVille 100,500 mi,
Trany fluid leaking on rear axl
Transmission cooler line leaking. Replaced radiator and all hoses.
Upper transmission lines leak at connections, leaking onto exhaust.