Car Problem Reports
Cadillac DeVille Rough Idle Due to EGR Valve Sticking Open
Cadillac DeVille Problem
Engines Affected: 4.6L V8, 4.9L V8
Average Mileage: 115,042 mi (68,000 mi - 175,000 mi)
Visitor, 2001 Cadillac DeVille, 169,400 mi
My engine idles high when I start and idles down after a few minutes what may be the problem
Visitor, 2000 Cadillac DeVille, 118,160 mi
rough idea when stoping at lights oor just ingaged into drive
about the EGR i have the same problem.... the EGR is 150.00 200.00 never buy used from a junk yard or clean them i did both and lost money. you have to buy new!
Visitor, 2001 Cadillac DeVille, 132,000 mi
car was idling at 1325rpm idle control motor was not open and closing like supposed to.
egr valve replaced
Visitor, 2005 Cadillac DeVille, 78,000 mi
rough idle ony when first start engine