An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler line must be replaced to correct this type of leak.
Car Problem Reports
Buick Riviera Rubber Transmission Cooler Lines Can Leak Fluid
Buick Riviera Problem
Average Mileage: 167,055 mi (140,165 mi - 185,000 mi)