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: 110,349 mi (35,800 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
Visitor, 2001 Cadillac DeVille, 132,000 mi
car was idling at 1325rpm idle control motor was not open and closing like supposed to.
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!
egr valve replaced
Visitor, 2005 Cadillac DeVille, 82,000 mi
Car idles roughly and ocassionally stalls.
having this problem right now. its hard to control the car when this happens and the mechanic can't fix it unless I can get it there so he can see/hear it. it usually dies down by the time I get there, but it returns randomly.
Visitor, 2002 Cadillac DeVille, 110,000 mi
ran rough till i got it repaired at dealership. very expensive
Visitor, 2003 Cadillac DeVille, 113,000 mi
sometimes my car will cut off wile i;m warming it up or try to choke out at a stop light
Visitor, 2005 Cadillac DeVille, 78,000 mi
rough idle ony when first start engine