Why Won't Cadillac stay running

Asked by Cory Jul 10, 2023 at 03:37 AM about the 2003 Cadillac DeVille Sedan FWD

Question type: Maintenance & Repair

Just replaced high pressure power steering line an
Serpentine belt. After completing that went on test
run did fine for about 30 minutes of driving an running
at idle. Turned down the street almost back to the
house an she died on me. Since that moment I can
keep her running w my foot on gas a bit but as soon
as I let off she dies immediately. Thoughts????

3 Answers

680

insufficient Ground, test, make sure the three hearty cables are present~ make sure the battery is younger than 7 years old.

38,925

That sounds like an IAC valve thing , It , or something else may have gone bad by pure coincidence , Look for any loose/broken vacuum lines

307,255

Make sure the PSP switch is connected and working, otherwise it will die every time you start to turn the steering wheel.

Your Answer:

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