Questions & Answers for: vortec fuel pressure

...engine is 60 PSI the vehicle will not run on less than 60PSI If you have a non vortec engine the fuel pressure is around 9 PSI see www.aceautomotive1.com and view the blog and FAQ for more ...

...Vortec fuel pressure / oil pressure relay I need some information regarding a situation with a 4.3 Vortec engine in a Chevy Pick-Up. The engine started hard, which was an indication that the fuel ...

...fuel pressure after the pump runs the drain back valve in the pump has failed. and i doubt that you are seeing enough fuel pressure to run a vortec engine. low fuel pressure equals a non running ...

...vortec spark is fine fuel is not 95 blazer with vortec spark is fine fuel is not replaced fuel pump wasn't it fuel filter is fine getting 5 volts to the pump- rewired - pump kicks on still no start! ...

...blazer 4x4 4.3 vortec? it is attached to the fuel injection spider unit under the upper intake. check it out at helpwrench.com. look under the how to section for vortec there, you will see it

...PSI fuel pressure or it will not start. The fuel pump more than likely needs to be replaced this is a common problem with the 4.3L vortec engine.Change the fuel pump and your problems will be

...30 minutes not starting again More than likely you have a fuel pump gone bad. Fuel pressure on the Vortec needs to be at 60 psi. Check your fuel pressure, and if lower than 60, replace the fuel

...on what to do to fix it?? On the vortec engines they require 56 pounds of fuel pressure to start a few pounds shy of that you have a dead vortec you will need a fuel pressure guage to ...

...vortec 4.3 fuel is going up passed the fuel filter and it will star and run if you prime it but when you give it gas it will act as if it isnt getting any fuel. What is causing this? Vortec need the ...

pressure-issue.1479391/ This thread has a few ideas on what to look for. Video help https://www.google.com/search?q=1996+Chevy+truck+with+a+5.7+Vortec+motor.+how+to+do+a+fuel+pressure+leak+down+test .