Rough idle and loss of power

Asked by Sep 13, 2015 at 06:07 PM about the 2003 Cadillac DeVille Base

Question type: Maintenance & Repair

I own a 2003 deville, one day I started to car and it worked fine so I stopped
to put some gas in it and when I started it again it had a rough idle and no
power I was told to replace to oxygen Sensors and spark plugs, so I replaced
them and the car is still having the same problems, please help.

1 Answer

20,205

and have you changed the fuel filter>>>? also put in 2 bottles or 1 of ZMAX fuel additive...theres dirty gas out there...

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