Fleece 71.5 and 60 over Injector install

JD Dave

In way over my head
May 19, 2008
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Caledon, Ontario
Could anyone point me to a good DIY on injector replacement. I got the turbo out and I'm just waiting for my headers and up pipes to show up before I put the turbo back in, so I thought I'd do the injectors. A buddy of mine said I'm crazy to do injectors myself because the cups come out so easy. Anyone have some pointers for me?
 

SIKDMAX

Highway Burnouts!
Sep 14, 2007
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You mean as in disassembling the bodies and putting new tips on?

As far as removing the whole unit... just remove the return line clip, pull up.

Remove each supply line.

Unbolt hold down.

Pull up on injector.

:cool2:
 

JD Dave

In way over my head
May 19, 2008
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Caledon, Ontario
You mean as in disassembling the bodies and putting new tips on?

As far as removing the whole unit... just remove the return line clip, pull up.

Remove each supply line.

Unbolt hold down.

Pull up on injector.

:cool2:

That's all I thought I had to do. You start talking to people and they make you second guess yourself. Thanks I'll see if I can tackle that a little later.
 

JD Dave

In way over my head
May 19, 2008
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Caledon, Ontario
The cups coming out are only a propblem on the LB7's as far as i know .

Thanks, I have a bit of a problem though. 1 of the injectors came with the fuel tube on the top broke flush. Not sure if it broke in transit or what, but how in the $%^&# do I get that out of there.
 

2500HeavyDuty

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Feb 14, 2008
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jckleewein

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Dec 13, 2008
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Broomfield, Colorado
Keep us posted on the install of the headers. I just received mine, but won't be able to put them on the truck for another 2 weeks. They sure look sweet.:D

Could anyone point me to a good DIY on injector replacement. I got the turbo out and I'm just waiting for my headers and up pipes to show up before I put the turbo back in, so I thought I'd do the injectors. A buddy of mine said I'm crazy to do injectors myself because the cups come out so easy. Anyone have some pointers for me?
 

Iceman56

New member
Jan 19, 2009
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Madison, SD
This should help on swapping the nozzles Like they say in there just be careful and don't loose the shim cause it is small as shit.

http://www.dynomitediesel.com/uploads/files2/LLY and LBZ Nozzle replacement Instructions.pdf

As for pulling the injectors out it's really just as simple as taking all the stuff out of the way taking the fuel lines off and hold down bolt out and pulling the injector out.

FYI do one injector at a time and make sure you get new coppers and o-rings before hand my bet is your gonna rip one pulling them out.

This should help as well http://www.duramaxdiesels.com/forum/showthread.php?t=13565
 

JD Dave

In way over my head
May 19, 2008
2,388
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Caledon, Ontario
This should help on swapping the nozzles Like they say in there just be careful and don't loose the shim cause it is small as shit.

http://www.dynomitediesel.com/uploads/files2/LLY and LBZ Nozzle replacement Instructions.pdf

As for pulling the injectors out it's really just as simple as taking all the stuff out of the way taking the fuel lines off and hold down bolt out and pulling the injector out.

FYI do one injector at a time and make sure you get new coppers and o-rings before hand my bet is your gonna rip one pulling them out.

This should help as well http://www.duramaxdiesels.com/forum/showthread.php?t=13565


Thanks I switched the cores and all is good. I got the PS done and the fron one on the drivers side. The second one back is giving me a really hard time the 17 mm nut on the hard line won't budge and it's starting to strip, I need to go get a special wrench of some sort before I strip it anymore.
 

JD Dave

In way over my head
May 19, 2008
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Caledon, Ontario
I got the injectors all done today and got my turbo in. Waiting on the headers and up pipes to come now, suppose to be here tomorrow for sure. I have learned alot installing the stuff myself, just hope everything is done right.
 

JD Dave

In way over my head
May 19, 2008
2,388
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Caledon, Ontario
I got the truck running and it seems fine other then the dash says reduced power, is that normal? SO all I need to do is clear the codes? Also I had to drain the antifreeze what's a good way to check that the coolant is lowing properly? Thanks.:D
 

paint94979

Beer Nazi
Sep 18, 2006
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I got the truck running and it seems fine other then the dash says reduced power, is that normal? SO all I need to do is clear the codes? Also I had to drain the antifreeze what's a good way to check that the coolant is lowing properly? Thanks.:D

there is a problem with that on some LMM's to my knowledge EFI Live doesn't have a fix yet?