2000 mercury sable will not cold start. on 2000 Mercury Sable

2000 mercury sable will not cold start. With either quick start it runs good. When I shut it off after running. It will start but it stutters and stalls and it takes a few seconds to regain power.

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3 answers 1 comment
have the fuel pressure checked. sounds like it is loosing its prime.

fuel pump is bad ck fuel pressure on fuel rail
ck fuel pump
I also suggest an air intake problem. If your idle air control valve is sticking open, your cold engine will get a ton of unwanted air.