03 tahoe flex fuel intermittent no start

[Monk17]

Sorry for late update it wouldn't let me pos . She held pressure for a while. She did start to drop after a hour and a half

As far as the sensor mentioned i will look today

 

[Doubeleive]

Sorry for late update it wouldn't let me pos . She held pressure for a while. She did start to drop after a hour and a half

As far as the sensor mentioned i will look today

I would leave the fuel pressure gauge attached for a while and see what it shows during the no start, you should be able to place it at an angle in under the hood/wiper arm area with the hood closed so you can see it from inside while out and about.