The steering may develop a clunk type noise from the upper intermediate steering shaft. Our technicians tell us that you should check with you local GM dealer to find out what the latest repair is for this condition.Google+
Car Problem Reports
Cadillac Seville Steering May Develop Clunk Noise From Upper Intermediate Steering Shaft
Cadillac Seville Problem
Visitor, 2004 Cadillac Seville
After 5 trips to the dealer, they replaced the upper intermediate shaft under warranty. My brother (we bought them at the same time)had the same thing happen.