Good afternoon.
A couple of things to check.
Remove the hose from the fuel pressure regulator on the fuel rail. See if there is any fuel in the vacuum line. If there is, the regulator is bad and needs to be replaced. It may be flooding the engine.
Also, the ERG valve. If the valve is stuck open, it will create a vacuum leak and be difficult to start.
Roy
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Thursday, July 30th, 2020 AT 5:30 PM