So I have a problem with my Cadillac Deville starting up sometimes, it hesitates and sounds like it trying to start then it stalls out then i crank it again and it will usually start with a lil smoke coming from the exhaust. I ran the codes on my car and these are the ones that showed up, anyone know what can be done to fix this?? P0139, P0603, P1139, and P1599

Cadillac Deville 2001 won't start, engine won't ... - CarGurus

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CarGurusJan 21, 2014 - Cadillac Deville 2001 won't start, engine won't turn over - My cadillac won't start. ... Crank not starting - service theft system in dash: There are 2 starter ....I have a 2002 Cadillac ... that all of a sudden stopped turning over ...

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Cadillac Deville 2001 won't Start - YouTube

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Cadillac Deville 2001 won't Start .... i have a 2002 cadillac DTS. My issue is it will not idle, it will not start unless you have your foot to the gas all ...

2001 cadillac deville starting problem - YouTube

Cadillac DeVille Questions - My deville has been stalling ...

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CarGurusJun 25, 2013 - My deville has been stalling while driving when I let off gas. ... mapp sensor, maf, spark plugs, valve gasket covers, fuel pressure regular and still dying. ... 1989 Cadillac DeVille car stalls or stops what does that mean ... my 93 deville has began spitting and sputtering and lossing power air and fuel filer has ...

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CarGurusMay 25, 2014 - My car started sputtering when I was driving and just died. ... no- don'tkeep guessing- take it to a good mechanic in a good garage- "good" meaning, they won't be guessing- maybe you can fix it .... Used Cadillac DeVille".

Rough Idle Due to EGR Valve Sticking Open : Cadillac ...

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you can replace battery with out effects.first turn off radio.before removing negative battery cable.when you install new battery, when you start the engine let it idle until get operating temperature.the computer will have to relearn it memory while engine idling operating temperature.open throttle a little see if engine hesitate. it will hesitate some, when you can accelerate with out hesitation,engine tps sensor has relearned it position.if idle speed stable engine dont run rough and stall out in drive your pcm has relearned itself where you can drive it.

It sound like the fule pressure swich

That sounds like a dirty EGR valve...I had the same problem. Change the EGR valve and your problems shall be gone.

weak pump,or bad connection try putting 1cup or tranny fluid in the gas tank it will clean the pump out.

Find out if there's gas going into your carburetor.
Your fuel lines could be stacked up.

could be an intermittant open in the starter With and assistant wile you are trying to start it. hsve the asst smack the starter with a hammer. If it starts , REPLACE THE STARTER. Hope this helps

my car does almost the same feels like a dead spot comin off the hwy. no one can figure it out.

Bad contacts in the ignition lock cylinder.