2002 and 2003 LB7: Engine harness bail connector diagram?

gmc502

Member
Jan 16, 2011
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I have a 2002 lb7 and was given a 2003 lb7 engine harness.wanting to see what the difference is betw the 2.then I have to switch the injector ends over to 2005 lly injector ends.

thanks in advance.
 

clrussell

pro-procrastinator
Sep 23, 2013
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Need a connector view of the main engine harness connectors for a 02 and an 03 right? If that's what ya need I can get that for ya.
 

Josh2002cc

That Uncle
Apr 2, 2007
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Is this what you need?

If you want these emailed to you or need another diagram, let me know.

Josh
 

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Josh2002cc

That Uncle
Apr 2, 2007
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2003

2003
 

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clrussell

pro-procrastinator
Sep 23, 2013
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Did you get the connector views you needed? I can't email them for some reason but I can take a picture of the screen if you still need them
 

gmc502

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Jan 16, 2011
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Did you get the connector views you needed? I can't email them for some reason but I can take a picture of the screen if you still need them

I could use the bail connector pin out of the 02 and 05.
when people splice these connector,,are you cutting and soldering or removing the the pins?
I need to replace the bail connectors on the 05,,their damaged.
 

clrussell

pro-procrastinator
Sep 23, 2013
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Theese are off the 05
age6eba5.jpg


Larger connector
zu2ytytu.jpg

a3y2a4y5.jpg


Hopefully that's what you needed. If you need me to email you those pictures I can.

If the pins are the same design I would pull one pin at a time and move to the connector you need it in, I wouldnt splice that many wires. That's just asking for problems
 

gmc502

Member
Jan 16, 2011
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ok,after less than gentle handling,,I found out that the tan cover on the c108 connector comes off.extraction of the pins were done w/ a modified(thinned down) small screw driver.
thanks everyone,the melding of the 02 and 05 harness is basically done.
now just need to tape it up.
 

gmc502

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Jan 16, 2011
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thought I'd give you guys some pics of what I'm building.
 

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gmc502

Member
Jan 16, 2011
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couple more and again,thanks guys for your help.low 12's here I come.
 

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clrussell

pro-procrastinator
Sep 23, 2013
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Hmmm I like your intake design.. Might have to steal that idea after we get everything mocked up.
 

gmc502

Member
Jan 16, 2011
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On another front,,how is everyone thats done this swap,mounting the ficm?I have an idea using the 02/03 bracket.just looking for other ideas.
 

RPM Motorsports

smokinum
May 13, 2008
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Central Valley Ca.
If your re locating the filter head.. I mount the FICM about 2" above the valve cover, using the extra threaded holes in the valve cover in that area. There is a spacer/stud on the lb7 fuel dist block, that works perfect if used upside down. Thread the stud side into the valve cover, and use a bolt through the FICM mount to the stud. I've never had an issue running the FICM dry, even in the stock location.
 

gmc502

Member
Jan 16, 2011
463
12
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If your re locating the filter head.. I mount the FICM about 2" above the valve cover, using the extra threaded holes in the valve cover in that area. There is a spacer/stud on the lb7 fuel dist block, that works perfect if used upside down. Thread the stud side into the valve cover, and use a bolt through the FICM mount to the stud. I've never had an issue running the FICM dry, even in the stock location.

sound good,do you happen to have a pic?
 

gmc502

Member
Jan 16, 2011
463
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no pic needed now.I took your advise and put it where the fuel filter use to sit or there abouts.
pics tomorrow as I am painting the chopped up ficm bracket that was modded.