Cadillac DeVille Problem Report
Cadillac DeVille Check Engine Light on Due to Faulty Catalytic Conveter
Check Engine Light on due to catalytic converter - Visitor
Right after I bought the car the check engine light came on so I am not sure when it actually started. I bought it second hand. i have not fixed it. - watkinskathy
Ruff idle shinning sound vibration miss fire changed coil pack and spark plugs same problem persists - dacombest
Check engine light came on and coded that it was an issue with the Catalytic Converter. Totally sucks. - Visitor
Cat failure. Replaced Cat and less than 2 months later the Cat failed again - Visitor
need new catalytic converter - Visitor
Insalled Walker catalytic converter, $128.00 on Ebay. 6 weeks ago...still good - Visitor
I had light on CHECK ENGIN went to local Cadillac Dealer and was informed it was the CAT.Con. and I required a new one @ 3667.00 plus labour so I went to a well known muffler shop here in Kelowna,B.C. Canada and had a generic one installed for 350.00 inc. tax.labour and productand it runs just fine now / I was an un:suspecting buyer it had been a taxi in Culver city Ca. sold to a cab. in Nevada / and mills were rolled back to 50.000 miles/ I got all this info after I bought it from car fax ?? / I paid 7200.00 and spent about 3000.00 but it runs like a charm now / but get a used car checked befor you buy I never would have bought a used taxi/limo. firstname.lastname@example.org - Visitor
Just out of the 6 year / 100K certified warranty. It cost me over $1000.00 to repair. I was told this is because engine oil consumptiom burns them out. - Visitor
replaced catalytic converter a few days latter light came on again. replaced sensor, light came on again. mechanic said needs to be programed. - Visitor
check engine light on code po443 evap emission system purge vent soleniod circuit condition. wh...
Two likely causes for the Check Engine Light to illuminate would be a loose or worn gas cap or...
...old vacuum leak can develop from a variety of sources, often causing illumination of the Check Engine Light with codes P0171 & P0174 stored. Thorough diagnoses will be necessary to pinpoint t...
The EGR control solenoid or EGR valve may fail causing the Check Engine Light to illuminate.