Rough Idle Due to EGR Valve Sticking Open on Cadillac Eldorado

Problem Description and Possible Solution

The EGR valve may stick open, causing a rough idle and/or the Check Engine Light to illuminate.

Problem Data
RepairPal Verified
Average mileage: 97,231 (97,231–97,231)
Engine affected: 4.6L V8
5 model years affected: 1993, 1994, 1995, 1996, more1997
7 people reported this problem
Viewing 1 - 2 of 2 comments
This happened to me so I took the EGR valve off soaked it in carb cleaner and cleaned out the line replaced gasket and re-installed no more issues.