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big problem truck wont start

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Old 12-31-2007, 03:36 PM
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big problem truck wont start

so my truck ran fine no problems, i installed a new fuel filter and now truck will not start . it will turn over but will not fire please help me ahhhh!!!
Old 12-31-2007, 04:02 PM
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Originally Posted by powermad
so my truck ran fine no problems, i installed a new fuel filter and now truck will not start . it will turn over but will not fire please help me ahhhh!!!
Crack the lines to #1 and #3 injectors and crank it with the gas pedal on the floor intil it fires or you see fuel squirting out (wichever comes first) then tighten them one at a time after truck starts. It just has some air in the lines!

Next time you change the filter refill the filter housing with ATF... good luck!
Old 12-31-2007, 04:08 PM
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Would strongly recommend against pouring ATF in your fuel filter bowl!

Crack lines as stated above.
Bump starter and let your LP run for approx 10seconds to build pressure...
Crank motor over until fuel is present at the high pressure lines..
close lines and crank again...
If if doesn't fire after 5-10seconds crack lines and try again.
Old 12-31-2007, 04:24 PM
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hmmm atf? im not an idiot it scares me that people would joke about that becouse i garentee some one would listen to somthing like that thanks bnold
Old 01-01-2008, 12:41 PM
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it still wont start do i need to completely loosen the lines? i heard a rumor that if you soak a rag in gas and put it into the intake and crank it over (making sure the rag doesnt get sucked in) that it will crak over
Old 01-01-2008, 12:53 PM
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I would also advise you not to do the gas soaked rag, here is a really simple and easy thing to check that lots of folks over look. Have you checked to make sure that your lift pump is actually flowing fuel. On my 01 it would turn on and you could hear it but it still wasnt flowing any fuel. Just open your fuel bowl and turn the key on, it should fill and overflow your fuel bowl within a couple of seconds. I pretty sure that the specs on a 3rd gen pump is 450 mL or more in 30 seconds but im not sure on a first or second gen. Probably the same or very close. Good luck. Also your fuel system should purge itself of air without you having to crack your fuel lines, thats mostly for the good old P pumped engines
Old 01-01-2008, 01:04 PM
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yea the bowl fills i have no clue what else to do. my bully dog pump sounds weird and the fuel line going from the bully dog pump to the lift pump is cavotating realy bad. ***!!!
Old 01-01-2008, 01:25 PM
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How much fuel in the tank?

If you want to try to start it off the intake, try small amounts of ether.

People usually aren't joking about using ATF because it was commonly used back in the old days as an additive but modern friction modifiers and pump tolerances have made is a less than desirable choice as a fuel additive. I personally fill my fuel filter with Power Service before installing it but I'm sure that there are those who would disagree with that too. If you need lubricity (the original goal of using ATF), general concensus seems to be to use 2-cycle oil.
Old 01-01-2008, 01:39 PM
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i have half a tank of diesel. the engine doesnt want to crank over it sounds like the batteries are dead but they are brand new yellow top optimas. if i didnt know better i looks and sounds like there is some kind of clog in the vp44 but theres no way anything could get in there to clog it.
Old 01-01-2008, 03:01 PM
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Hot (fully charged) batteries need to be your first order of business. Once you have that handled, I'd be tempted to try starting it on ether.
Old 01-01-2008, 06:24 PM
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yea the batteries were dead. im an idiot!!!
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