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Old Apr 16, 2011 | 07:38 PM
  #1  
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Default Fuel system problem

I had a new complete fuel system put on my car about 250 miles ago. This is a return style system with all new lines, pump and fuel rails. Fist time the car got to 1/2 tank of fuel the fuel gauge went to empty and service fuel system came on. Filled the car and all was good again.
Next time I went to 1/2 a tank the same thing happened but the car started stalling out. I got to a gas station and could only pump 2 gallons of gas in it?
The gauge moved back, and the car ran fine again for a few miles.
Got the car back home, let it cool and started it again. I took it back to the gas station and could only get 2 gallons back in it. The fuel pressure gauge is fluttering between 28-36.
The car is running like it's not getting enough fuel.
It seems like there is an issue with the crossover tube, or that pump. It seems like it is also cuasing an issue with the overall fuel system.
Anyone had this issue?
If so what is the fix?
Thanks for any help.
Old Apr 16, 2011 | 10:15 PM
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Old Apr 16, 2011 | 10:48 PM
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Originally Posted by C6 Twin Turbo
I had a new complete fuel system put on my car about 250 miles ago. This is a return style system with all new lines, pump and fuel rails. Fist time the car got to 1/2 tank of fuel the fuel gauge went to empty and service fuel system came on. Filled the car and all was good again.
Next time I went to 1/2 a tank the same thing happened but the car started stalling out. I got to a gas station and could only pump 2 gallons of gas in it?
The gauge moved back, and the car ran fine again for a few miles.
Got the car back home, let it cool and started it again. I took it back to the gas station and could only get 2 gallons back in it. The fuel pressure gauge is fluttering between 28-36.
The car is running like it's not getting enough fuel.
It seems like there is an issue with the crossover tube, or that pump. It seems like it is also cuasing an issue with the overall fuel system.
Anyone had this issue?
If so what is the fix?
Thanks for any help.
Raise you base fuel above 50psi with vac. connected car idling.
Old Apr 16, 2011 | 11:04 PM
  #4  
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Originally Posted by Rob@ChampionMotors
Raise you base fuel above 50psi with vac. connected car idling.
Have you had the issue before?

Thank you for the help.
Old Apr 16, 2011 | 11:16 PM
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Yep... your syphon pump may not working correctly, only one tank is filling with fuel and it's the one with the fuel sender.

Also Any time you drain the tanks this will happen, drive for 1/4 tank (gauge showing 3/4 tank) and go refill I've learned this lesson the hard way twice
Old Apr 17, 2011 | 07:36 AM
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Originally Posted by Mr.Big
Yep... your syphon pump may not working correctly, only one tank is filling with fuel and it's the one with the fuel sender.

Also Any time you drain the tanks this will happen, drive for 1/4 tank (gauge showing 3/4 tank) and go refill I've learned this lesson the hard way twice
Thanks for the advice, lesssons learned the hard way are tough!
I hope to get this fixed soon!
Old Apr 17, 2011 | 03:18 PM
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what fuel kit did you have installed? any mods to the passenger tank?
Old Apr 18, 2011 | 02:11 PM
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Originally Posted by carlrx7
what fuel kit did you have installed? any mods to the passenger tank?
No mods to the passenger tank, they did have to put a new cross over tube in.
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Old Apr 18, 2011 | 04:00 PM
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What kind of fuel pressure regulator? Is it vacuum referenced?
Old Jan 5, 2012 | 05:05 AM
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I love threads like these that end without an actual answer Lol
Old Jan 5, 2012 | 08:46 AM
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Originally Posted by vvlf
I love threads like these that end without an actual answer Lol
And people that drag up old threads with no answers
Old Jan 5, 2012 | 05:20 PM
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Originally Posted by RoadRebel
And people that drag up old threads with no answers

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